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PA-34-220T Seneca IV & V Airplane Maintenance Manual PDF (2002 Revision)
PA-34-220T Seneca IV & V Airplane Maintenance Manual PDF (2002 Revision) - Image 2
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PA-34-220T Seneca IV & V Airplane Maintenance Manual PDF (2002 Revision)

Original price was: $39.95.Current price is: $24.95.

Factory-issued maintenance manual for Piper PA-34-220T Seneca IV (S/N 3447001-3447029) and Seneca V (S/N 3449001 and up) airplanes. Covers the complete airframe, engines, systems, and scheduled inspection programs.

SKU: PIP-PA34-761-888-HD Category: Tags: , , , Vendor: HVAC Service Docs
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Description

Piper PA-34-220T Seneca IV & V Airplane Maintenance Manual – Factory-Level Technical Data

This is the complete Piper Aircraft PA-34-220T Seneca IV / V Maintenance Manual, issued by The New Piper Aircraft, Inc. It is the definitive factory-authorized publication for maintaining, inspecting, and repairing these twin-engine, turbocharged aircraft. This document is the primary source of Instructions for Continued Airworthiness as required by FAR Part 23, Appendix G.

Document Details

  • Manual Type: Factory Airplane Maintenance Manual (Instructions for Continued Airworthiness)
  • Part Number: 761-888
  • Applicability: Piper PA-34-220T Seneca IV (Serial Numbers 3447001 through 3447029) and Seneca V (Serial Numbers 3449001 and up).
  • Language: English
  • Page Count: 1,342 pages (over five Aerofiche cards)
  • File Format: Digitally scanned PDF replicating the original Aerofiche manual
  • Revision Status: This version includes revisions up to May 31, 2002 (3R0502) and November 15, 1998 (2R1198), ensuring it contains the most up-to-date procedures for the listed serial numbers.

This manual is organized according to GAMA Specification No. 2 and uses a system-based chapter numbering format (e.g., 28-40-00 for the Fuel System). It includes detailed text, illustrations, charts, and wiring diagrams to guide you through every maintenance task.

Chapters Covered

The manual covers every major system of the Seneca IV and V with chapter-specific procedures. The following is a representative list of the main sections and their contents:

Complete PDF Bookmark Tree

Complete Bookmarks

The complete bookmarks in the “PA-34-220T Seneca IV & V Airplane Maintenance Manual PDF (2002 Revision)” are as follows:

761-888 – SENECA IV/V MAINTENANCE MANUAL – PA-34-220Tp. 1
AEROFICHE REVISION STATUSp. 3
INTRODUCTION/TABLE OF CONTENTS/EFFECTIVITYp. 5
INTRODUCTIONp. 7
INSTRUCTIONS FOR CONTINUED AIRWORTHINESSp. 7
GENERALp. 7
EFFECTIVITYp. 7
SERIAL NUMBER EXPLANATIONp. 8
ASSIGNMENT OF SUBJECT MATERIALp. 8
PAGINATIONp. 8
AEROFICHE EFFECTIVITYp. 9
IDENTIFYING REVISED MATERIALp. 9
WARNINGS, CAUTIONS, AND NOTESp. 9
SUPPLEMENTARY PUBLICATIONSp. 10
PIPER PUBLICATIONSp. 10
VENDOR PUBLICATIONSp. 10
CHAPTER/SECTION INDEX GUIDEp. 13
LIST OF ILLUSTRATIONSp. 19
FIGURE 6-1. SENECA IV AND V THREE VIEWp. 68
FIGURE 6-2. STATION REFERENCE LINESp. 73
FIGURE 6-3. ACCESS PLATES AND PANELSp. 76
FIGURE 7-1. JACKING ARRANGEMENTp. 83
FIGURE 8-1. WEIGHING AIRPLANEp. 89
FIGURE 8-2. LEVELING AIRPLANEp. 91
FIGURE 9-1. AIRCRAFT TURNING RADIUSp. 97
FIGURE 11-1. EXTERIOR PLACARDS AND MARKINGSp. 115
FIGURE 11-2. INTERIOR PLACARDSp. 117
FIGURE 12-1. SERVICE POINTSp. 131
FIGURE 12-2. FUEL FILTER INSTALLATIONp. 133
FIGURE 12-3. LUBRICATION CHART (MAIN LANDING GEAR)p. 144
FIGURE 12-4. LUBRICATION CHART (NOSE LANDING GEAR)p. 145
FIGURE 12-5. LUBRICATION CHART (CONTROL SYSTEM)p. 146
FIGURE 12-6. LUBRICATION CHART (POWER PLANT AND PROPELLER)p. 148
FIGURE 12-7. LUBRICATION CHART (CABIN DOOR, BAGGAGE DOOR AND SEATS)p. 149
FIGURE 20-1. CHERRYLOCK RIVET REMOVALp. 155
FIGURE 20-2. HOSE/LINE MARKINGSp. 157
FIGURE 20-3. FLARELESS TUBE FITTINGSp. 159
FIGURE 20-4. SELF LUBRICATING BEARING/BUSHINGp. 160
FIGURE 20-5. TORQUE WRENCH FORMULAp. 162
FIGURE 21-1. CABIN HEAT, VENT AND DEFROST SYSTEMSp. 178
FIGURE 21-2. HEATER AND COMBUSTION AIR BLOWER ASSEMBLYp. 183
FIGURE 21-3. DIAGRAMMATIC CUTAWAY OF HEATER TO SHOW WHIRLING FLAME ACTIONp. 184
FIGURE 21-4. FUEL REGULATOR AND SHUTOFF VALVEp. 184
FIGURE 21-5. TOP VIEW – DUCT SWITCHp. 184
FIGURE 21-6. SENECA IV HEATER AND DEFROSTER WIRING DIAGRAMp. 188
FIGURE 21-7. SENECA V HEATER AND DEFROSTER WIRING DIAGRAMp. 189
FIGURE 21-8. SPARK PLUG FIXTUREp. 191
FIGURE 21-9. WIRING TEST SETUPp. 191
FIGURE 21-10. SPARK PLUG GAP ADJUSTMENTp. 191
FIGURE 21-11. IGNITION UNIT ASSEMBLYp. 195
FIGURE 21-12. TEST SETUP FOR FUEL REGULATOR AND SHUTOFF VALVEp. 199
FIGURE 21-13. HEATER FUEL PUMPp. 200
FIGURE 21-14. SUGGESTED DESIGN FOR SEAL PLATES, PLUGS AND CAPS FOR COMBUSTION TUBE LEAKAGE TESTp. 206
FIGURE 21-15. TEST SETUP FOR COMBUSTION AIR PRESSURE SWITCHp. 206
FIGURE 21-16. EXPLODED VIEW OF HEATER ASSEMBLYp. 210
FIGURE 21-17. EXPLODED – VIEW COMBUSTION AIR BLOWER AND MOTOR ASSEMBLYp. 212
FIGURE 21-18. SUGGESTED SETUP OF HEATER OPERATION TESTp. 215
FIGURE 21-19. WIRING CONNECTIONS FOR HEATER OPERATION TESTp. 215
FIGURE 21-20. AIR CONDITIONING SYSTEM INSTALLATIONp. 219
FIGURE 21-21. SERVICE VALVESp. 225
FIGURE 21-22. TEST GAUGE AND MANIFOLD SETp. 226
FIGURE 21-23. MANIFOLD SET OPERATIONp. 227
FIGURE 21-24. LEAK TEST HOOKUPp. 229
FIGURE 21-25. EVACUATION HOOKUPp. 233
FIGURE 21-26. CHARGING STAND (KENT MOORE)p. 234
FIGURE 21-26A. CHARGING STAND (ROBINAIR)p. 237
FIGURE 21-26B. ROBINAIR 34700 CHARGING STATION HOSE HOOKUPp. 238
FIGURE 21-27. CHARGING HOOKUPp. 239
FIGURE 21-28. OIL DIPSTICK (SANDEN SD 507 COMPRESSOR)p. 247
FIGURE 21-29. CHECKING OIL (SANDEN SD 507 COMPRESSOR)p. 247
FIGURE 21-30. CONDENSER INLET SCOOP INSTALLATIONp. 251
FIGURE 21-31. EXPANSION VALVEp. 253
FIGURE 21-32. COMPONENTS INSTALLATIONp. 255
FIGURE 23-1. EMERGENCY LOCATOR TRANSMITTER SCHEMATIC (NARCO 910)p. 273
FIGURE 23-2. NARCO 910 BATTERY PACKp. 273
FIGURE 23-3. ARTEX 110-4 ELTp. 275
FIGURE 23-4. ARTEX 110-4 ELT WIRING SCHEMATICp. 275
FIGURE 24-1. BASE ELECTRICAL INSTALLATION (SENECA IV)p. 324
FIGURE 24-2. BASE ELECTRICAL INSTALLATION (SENECA V)p. 327
FIGURE 24-3. BATTERY AND MASTER RELAYS INSTALLATIONp. 351
FIGURE 24-4. BENCH TEST OF ALTERNATOR CONTROL UNIT – LAMAR #B-00382-1p. 352
FIGURE 24-5. OVERVOLTAGE TEST OF ACU (PROCEDURE D)p. 352
FIGURE 25-1. SEATS AND CONSOLE INSTALLATIONp. 370
FIGURE 25-2. ENTERTAINMENT/EXECUTIVE CONSOLE (SENECA V)p. 371
FIGURE 25-3. SEAT BACK LOCKp. 372
FIGURE 25-4. LUMBAR SEAT BLADDER INSTALLATIONp. 375
FIGURE 27-1. ROD END INSTALLATION METHODp. 390
FIGURE 27-2. CONTROL CABLE INSPECTION TECHNIQUEp. 391
FIGURE 27-3. CABLE WEAR PATTERNSp. 392
FIGURE 27-4. INTERNAL CABLE WEARp. 393
FIGURE 27-5. PULLEY WEAR PATTERNSp. 395
FIGURE 27-6. CONTROL COLUMN INSTALLATIONp. 399
FIGURE 27-7. CONTROL COLUMN RIGGINGp. 401
FIGURE 27-8. FLEX (UNIVERSAL) JOINT ASSEMBLYp. 402
FIGURE 27-9. AILERON CONTROLSp. 403
FIGURE 27-10. AILERON RIGGINGp. 408
FIGURE 27-11. AILERON BELLCRANK RIGGING TOOL UTILIZATIONp. 408
FIGURE 27-12. RUDDER CONTROLS INSTALLATIONp. 412
FIGURE 27-13. RUDDER PEDALS INSTALLATIONp. 415
FIGURE 27-14. RIGGING RUDDER AND CONTROLSp. 417
FIGURE 27-15. RUDDER AND STABILATOR ADJUSTMENTSp. 425
FIGURE 27-16. METHOD OF SECURING TRIM CABLESp. 425
FIGURE 27-17. STABILATOR CONTROLS INSTALLATIONp. 427
FIGURE 27-18. STABILATOR RIGGINGp. 429
FIGURE 27-19. STALL WARNING FLAP MICROSWITCH ADJUSTMENTp. 436
FIGURE 27-20. ELECTRICALLY OPERATED FLAP SYSTEMp. 442
FIGURE 27-21. RIGGING OF ELECTRICALLY OPERATED FLAP CONTROLSp. 444
FIGURE 27-22. RIGGING OF FLAP CAM-CABLE ASSEMBLYp. 445
FIGURE 27-23. STOP SCREWS ADJUSTMENTp. 446
FIGURE 28-1. FUEL SYSTEM SCHEMATICp. 456
FIGURE 28-2. FUEL CELL INSTALLATIONp. 464
FIGURE 28-3. FLUSH FUEL CAP ASSEMBLYp. 471
FIGURE 28-4. INSTALLATION OF LOCKING FUEL CAPp. 472
FIGURE 28-5. FUEL VENT SYSTEMp. 475
FIGURE 28-6. FUEL SELECTOR VALVEp. 477
FIGURE 28-7. FUEL PUMP, SLIDE RESISTOR AND FILTER INSTALLATION (SENECA IV ONLY)p. 482
FIGURE 28-8. FUEL FILTER ASSEMBLYp. 483
FIGURE 28-9. SENECA IV FUEL QUANTITY INDICATORSp. 488
FIGURE 28-10. FUEL CALIBRATION MENU FLOW CHART (SENECA V)p. 491
FIGURE 28-11. ANALOG NEEDLE DISPLAY LIMITS AT EMPTY (SENECA V)p. 492
FIGURE 28-12. ANALOG NEEDLE DISPLAY LIMITS AT FULL (SENECA V)p. 492
FIGURE 29-1. SCHEMATIC DIAGRAM OF OILDYNE HYDRAULIC SYSTEMp. 499
FIGURE 29-2. HYDRAULIC SYSTEM INSTALLATIONp. 501
FIGURE 29-3. OILDYNE HYDRAULIC PUMPp. 511
FIGURE 29-4. FREE FALL VALVE ASSEMBLYp. 516
FIGURE 29-5. GEAR ACTUATING CYLINDERp. 517
FIGURE 29-6. END GLAND LOCKING DEVICEp. 519
FIGURE 29-7. NOSE GEAR ACTUATING CYLINDER INSTALLATIONp. 519
FIGURE 30-1. PNEUMATIC DEICE SYSTEM INSTALLATIONp. 560
FIGURE 30-2. ELECTRIC PROP DEICE SYSTEM INSTALLATIONp. 563
FIGURE 30-3. HEATED PITOT AND STALL WARNING SYSTEM INSTALLATIONp. 564
FIGURE 30-4. PNEUMATIC DEICER BOOTS OPERATIONp. 574
FIGURE 30-5. DEICING CONTROL PANEL INSTALLATIONp. 574
FIGURE 30-6. WINDSHIELD HEATp. 594
FIGURE 30-7. PROPELLER DEICING INSTALLATIONp. 601
FIGURE 30-8. WIRING DIAGRAM – ELECTRICAL PROP DEICING SYSTEM (TWO BLADE)p. 604
FIGURE 30-9. WIRING DIAGRAM – ELECTRICAL PROP DEICING SYSTEM (THREE BLADE)p. 606
FIGURE 30-10. CYCLING SEQUENCES TWO BLADE (SENECA IV)p. 608
FIGURE 30-10. CYCLING SEQUENCES TWO BLADE (SENECA V)p. 610
FIGURE 30-11. USE OF DIAL INDICATORp. 613
FIGURE 30-12. MEASURING BRUSH ASSEMBLIESp. 613
FIGURE 30-13. BRUSH MODULE ASSEMBLY 3E1011p. 614
FIGURE 30-14. TYPICAL MODULE STACKING ARRANGEMENTp. 614
FIGURE 30-15. TOLERANCES FOR BRUSH ASSEMBLIESp. 616
FIGURE 30-16. CENTERING OF BRUSHES ON SLIP RINGSp. 616
FIGURE 30-17. BRUSH BLOCK ALIGNMENTp. 617
FIGURE 30-18. MODULAR BRUSH ASSEMBLY 3E2042-1 (2 BLADED PROP)p. 618
FIGURE 30-19. MODULAR BRUSH ASSEMBLY 3E2062-2 (3 BLADED PROP)p. 619
FIGURE 30-20. INSTALLATION OF DEICER BOOTp. 621
FIGURE 30-21. WRINKLED DEICERSp. 626
FIGURE 30-22. SEALER APPLICATION (BOOT)p. 626
FIGURE 30-23. TWO BLADED PROPELLER DEICER HARNESS INSTALLATIONp. 628
FIGURE 30-24. THREE BLADED PROPELLER DEICER HARNESS INSTALLATIONp. 629
FIGURE 30-25. ICE DETECTION LIGHT SCHEMATIC (TYPICAL)p. 633
FIGURE 32-1. MAIN GEAR OLEO STRUT ASSEMBLY (SHEET 1 OF 2)p. 648
FIGURE 32-1. MAIN GEAR OLEO STRUT ASSEMBLY (SHEET 2 OF 2)p. 649
FIGURE 32-2. MAIN LANDING GEAR INSTALLATION (SHEET 1 OF 2)p. 654
FIGURE 32-2. MAIN LANDING GEAR INSTALLATION (SHEET 2 OF 2)p. 655
FIGURE 32-3. ALIGNING MAIN GEARp. 659
FIGURE 32-4. TOE-IN/TOE-OUT ADJUSTMENTp. 660
FIGURE 32-5. NOSE GEAR OLEO AND TRUNNION ASSEMBLIES (SHEET 1 OF 2)p. 664
FIGURE 32-5. NOSE GEAR OLEO AND TRUNNION ASSEMBLIES (SHEET 2 OF 2)p. 665
FIGURE 32-6. NOSE GEAR INSTALLATION (SHEET 1 OF 2)p. 669
FIGURE 32-6. NOSE GEAR INSTALLATION (SHEET 2 OF 2)p. 670
FIGURE 32-7. DRAG LINK INSTALLATION AND ADJUSTMENTp. 672
FIGURE 32-8. CLAMPING RUDDER PEDALS IN NEUTRAL POSITIONp. 676
FIGURE 32-9. RUDDER PEDALS AT NEUTRAL ANGLEp. 676
FIGURE 32-10. NOSE WHEEL ASSEMBLY (TYPICAL)p. 679
FIGURE 32-11. MAIN WHEEL ASSEMBLYp. 681
FIGURE 32-12. WHEEL BRAKE ASSEMBLY – 30-83p. 683
FIGURE 32-13. REMOVAL AND INSTALLATION OF ANCHOR BOLTSp. 684
FIGURE 32-14. BRAKE INSTALLATIONp. 686
FIGURE 32-15. PARKING BRAKE VALVE ASSEMBLYp. 689
FIGURE 32-16. CLEVELAND 10-30 TOE BRAKE CYLINDERp. 690
FIGURE 32-17. BRAKE RESERVOIR BLEEDINGp. 693
FIGURE 32-18. BLEEDING BRAKEp. 693
FIGURE 32-19. ADJUST NOSE GEAR DOWN LIMIT SWITCHp. 697
FIGURE 32-20. ADJUST MAIN GEAR DOWN LIMIT SWITCHp. 697
FIGURE 32-21. THROTTLE WARNING SWITCHp. 698
FIGURE 33-1. STROBE INSTALLATION CONNECTIONSp. 731
FIGURE 33-2. LANDING (PULSE) LIGHTS RELAYp. 734
FIGURE 33-3. LANDING/TAXI LIGHT ADJUSTMENTp. 736
FIGURE 33-4. WING TIP LANDING LIGHT (SENECA V)p. 737
FIGURE 33-5. WING TIP LANDING LIGHTS ADJUSTMENT (SENECA V)p. 739
FIGURE 34-1. PITOT-STATIC SYSTEMp. 746
FIGURE 34-2. KING RADAR ALTIMETER INSTALLATIONp. 754
FIGURE 35-1. FIXED OXYGEN SYSTEM INSTALLATIONp. 773
FIGURE 35-2. TEST APPARATUS FOR TESTING OXYGEN SYSTEMp. 778
FIGURE 35-3. OXYGEN TUBING INSTALLATIONp. 779
FIGURE 35-4. INSTALLATION OF SWAGELOCK FITTINGSp. 782
FIGURE 35-5. OXYGEN CYLINDER AND REGULATOR VALVE (SENECA IV)p. 786
FIGURE 35-6. OXYGEN CYLINDER AND REGULATOR VALVE (SENECA V)p. 786
FIGURE 35-6A. REGULATOR VALVE CONNECTIONSp. 787
FIGURE 35-7. OXYGEN SYSTEM FILL VALVE INSTALLATIONp. 788
FIGURE 37-1. STANDARD GYRO VACUUM SYSTEM (SENECA IV)p. 836
FIGURE 37-2. TYPICAL GYRO VACUUM SYSTEM (SENECA V)p. 837
FIGURE 37-3. GYRO AND PNEUMATIC SYSTEMp. 838
FIGURE 37-4. VACUUM REGULATORp. 843
FIGURE 39-1. TYPICAL INSTRUMENT PANEL — SENECA IVp. 856
FIGURE 39-2. TYPICAL INSTRUMENT AND OVERHEAD SWITCH PANEL — SENECA Vp. 857
FIGURE 39-3. SENECA IV CIRCUIT BREAKER PANEL – FRONT VIEWp. 859
FIGURE 39-4. SENECA IV CIRCUIT BREAKER PANEL – BACK, FRONT, AND SIDE VIEWp. 860
FIGURE 39-5. SENECA V CIRCUIT BREAKER PANEL – FRONT VIEWp. 861
FIGURE 39-6. SENECA V CIRCUIT BREAKER PANEL – BACK VIEWp. 862
FIGURE 51-1. SKIN MATERIAL AND THICKNESSp. 873
FIGURE 51-2. SURFACE SCRATCHES, ABRASIONS OR GROUND-IN-DIRTp. 878
FIGURE 51-3. DEEP SCRATCHES, SHALLOW NICKS AND SMALL HOLESp. 878
FIGURE 51-4. MIXING OF EPOXY PATCHING COMPOUNDp. 879
FIGURE 51-5. WELDING REPAIR METHODp. 881
FIGURE 51-6. REPAIRING OF CRACKSp. 881
FIGURE 51-7. VARIOUS REPAIRSp. 883
FIGURE 51-8. STRESS LINESp. 884
FIGURE 51-9. REPAIR OF IMPACTED DAMAGEp. 884
FIGURE 52-1. SNUBBER INSTALLATIONp. 895
FIGURE 52-2. ADJUSTMENT OF UPPER DOOR LATCH ON FWD CABIN DOOR (SENECA IV WITH S/N'S 3447013 AND UP, AND SENECA V)p. 900
FIGURE 55-1. EMPENNAGE ASSEMBLIESp. 910
FIGURE 55-2. BLOCKING CONTROL CABLESp. 913
FIGURE 55-3. STABILATOR BALANCINGp. 915
FIGURE 55-4. RUDDER BALANCINGp. 921
FIGURE 55-5. STABILATOR ATTACH FITTING CORROSION INSPECTIONp. 923
FIGURE 56-1. WINDSHIELD INSTALLATION (TYPICAL) (SENECA IV)p. 930
FIGURE 56-2. WINDSHIELD INSTALLATION (TYPICAL) (SENECA V)p. 931
FIGURE 56-3. SIDE WINDOW INSTALLATION, SINGLE PANE (TYPICAL)p. 933
FIGURE 56-4. CABIN DOOR WINDOW INSTALLATION (TYPICAL)p. 935
FIGURE 57-1. WING INSTALLATIONp. 946
FIGURE 57-2. AILERON AND FLAP INSTALLATIONp. 952
FIGURE 57-3. AILERON BALANCE CONFIGURATIONp. 954
FIGURE 61-1. BLADE INSPECTIONp. 965
FIGURE 61-2. HARTZELL TWO BLADED PROPELLER INSTALLATIONp. 967
FIGURE 61-3. MCCAULEY THREE BLADED PROPELLER INSTALLATIONp. 968
FIGURE 61-4. RIGGING PROPELLER GOVERNORp. 975
FIGURE 61-5. PROPELLER SYNCHROPHASER INSTALLATION (MAGNETIC PICKUP)p. 981
FIGURE 61-6. MAGNETIC PICKUP AND GOVERNOR INSTALLATIONp. 982
FIGURE 61-7. MAGNET ASSEMBLIESp. 983
FIGURE 61-8. PROPELLER UNFEATHERING ACCUMULATOR INSTALLATION (SENECA IV)p. 986
FIGURE 61-9. PROPELLER UNFEATHERING ACCUMULATOR INSTALLATION (SENECA V)p. 987
FIGURE 71-1. SENECA IV ENGINE COWLING INSTALLATIONp. 1012
FIGURE 71-2. SENECA V ENGINE COWLING INSTALLATIONp. 1012
FIGURE 71-3. POWER PLANT INSTALLATION (SENECA IV)p. 1015
FIGURE 71-4. POWER PLANT INSTALLATION (SENECA V)p. 1016
FIGURE 71-5. INDUCTION SYSTEM INSTALLATION (SENECA IV)p. 1020
FIGURE 71-6. INDUCTION SYSTEM INSTALLATION (SENECA V)p. 1020
FIGURE 71-7. COWL FLAP INSTALLATIONp. 1023
FIGURE 73-1. SCHEMATIC DIAGRAM OF FUEL INJECTION SYSTEM (SENECA IV)p. 1030
FIGURE 73-2. SCHEMATIC DIAGRAM OF FUEL INJECTION SYSTEM (SENECA V)p. 1031
FIGURE 73-3. FUEL INJECTOR NOZZLE ASSEMBLYp. 1035
FIGURE 74-1. MAGNETO ASSEMBLY (TYPICAL)p. 1044
FIGURE 74-2. CONTACT SPRING INSPECTIONp. 1046
FIGURE 74-3. CONTACT POINTSp. 1046
FIGURE 74-4. IMPULSE COUPLINGp. 1048
FIGURE 74-5. FLYWEIGHT CLEARANCE OF IMPULSE COUPLINGp. 1048
FIGURE 74-6. ENGINE TIMING MARKSp. 1052
FIGURE 74-7. IGNITION SCHEMATICp. 1058
FIGURE 74-8. REMOVING FROZEN SPARK PLUGp. 1059
FIGURE 76-1. ENGINE CONTROLS (SENECA IV)p. 1101
FIGURE 76-2. EXHAUST BYPASS VALVE SCREW (SENECA IV)p. 1104
FIGURE 76-3. IDLE SPEED AND MIXTURE ADJUSTMENT POINTS (SENECA IV)p. 1106
FIGURE 76-4. SECTIONAL VIEW OF ALTITUDE COMPENSATING FUEL PUMP ASSEMBLYp. 1108
FIGURE 76-5. ENGINE CONTROLS (SENECA V)p. 1114
FIGURE 76-6. FUEL PUMP ADJUSTMENT (SENECA V)p. 1116
FIGURE 76-7. FUEL SERVO ADJUSTMENT (SENECA V)p. 1117
FIGURE 76-8. CONTROLLER ADJUSTMENT (SENECA V)p. 1119
FIGURE 77-1. ENGINE INSTRUMENT LINES INSTALLATIONp. 1129
FIGURE 77-2. ELECTRIC TACHOMETER INSTALLATIONp. 1134
FIGURE 77-3. ENGINE INSTRUMENT AND DIGITAL DISPLAY MONITORING PANELp. 1144
FIGURE 77-4. SINGLE INSTRUMENT/DUAL INSTRUMENTp. 1146
FIGURE 77-5. DIGITAL DISPLAY MONITORING PANELp. 1147
FIGURE 77-6. INSTRUMENT FAILURE/EXCEEDANCE CONDITIONp. 1148
FIGURE 77-7. INSTRUMENT MODEp. 1149
FIGURE 77-8. ELECTRICAL MODEp. 1150
FIGURE 77-9. EXCEEDANCE MODEp. 1151
FIGURE 77-10. EXCEEDANCE MODEp. 1151
FIGURE 77-11. PERCENT POWER MODEp. 1153
FIGURE 77-12. PERCENT POWER MODEp. 1153
FIGURE 77-13. TEMPERATURE MODEp. 1154
FIGURE 77-14. FUEL MODEp. 1155
FIGURE 77-15. FUEL MODEp. 1155
FIGURE 77-16. FUEL MODEp. 1155
FIGURE 77-17. FUEL MODEp. 1156
FIGURE 79-1. OIL FILTER INSTALLATIONp. 1165
FIGURE 80-1. EXPLODED VIEW OF STARTING MOTORp. 1180
FIGURE 81-1. EXHAUST BYPASS SCREW (SENECA IV)p. 1197
FIGURE 81-2. SCHEMATIC DIAGRAM OF TURBOCHARGER SYSTEM (SENECA IV)p. 1201
FIGURE 81-3. SCHEMATIC DIAGRAM OF TURBOCHARGER SYSTEM (SENECA V)p. 1202
FIGURE 95-1. CONTROL SURFACES BALANCING TOOLp. 1335
FIGURE 95-2. TIRE BALANCER FIXTUREp. 1336
FIGURE 95-3. AILERON BELLCRANK RIGGING TOOLp. 1337
FIGURE 95-4. AILERON AND FLAP RIGGING TOOLp. 1337
FIGURE 95-5. STABILATOR RIGGING TOOLp. 1338
FIGURE 95-6. RUDDER RIGGING TOOLp. 1339
FIGURE 95-7. HEATER PLUG GAP ADJUSTMENT TOOLp. 1340
FIGURE 95-8. FABRICATED TOOL FOR BAGGAGE DOOR LOCKp. 1341
LIST OF CHARTSp. 27
CHART 601. LEADING PARTICULARS AND PRINCIPAL DIMENSIONSp. 69
CHART 2001. MAXIMUM DISTANCE BETWEEN FLUID TUBING SUPPORTSp. 158
CHART 2002. MAXIMUM ALLOWABLE RESISTANCE VALUESp. 163
CHART 2101. TROUBLESHOOTING HEATERp. 172
CHART 2102. BLOWER SYSTEM WIRE COLOR CODESp. 179
CHART 2103. INSPECTION (IGNITION UNIT)p. 195
CHART 2104. TEMPERATURE VS. PRESSURE CHARTp. 221
CHART 2105. RECOMMENDED TORQUE SPECIFICATIONSp. 249
CHART 2401. TROUBLESHOOTING (ALTERNATOR)p. 314
CHART 2402. TROUBLESHOOTING (BATTERY)p. 339
CHART 2403. HYDROMETER READING AND BATTERY CHARGE PERCENTp. 344
CHART 2404. ELECTROLYTE TEMPERATURE CORRECTIONSp. 344
CHART 2405. SPECIFIC GRAVITY TEMPERATURE CORRECTIONSp. 344
CHART 2406. DISCHARGE RATESp. 345
CHART 2407. ELECTROLYTE FREEZING POINTSp. 346
CHART 2408. ELECTRICAL SYSTEM COMPONENT LOADS (SENECA IV)p. 359
CHART 2409. ELECTRICAL SYSTEM COMPONENT LOADS (SENECA V)p. 360
CHART 2701. CABLE TENSION VS. AMBIENT TEMPERATUREp. 390
CHART 2702. TROUBLESHOOTING AILERON CONTROL SYSTEMp. 397
CHART 2703. TROUBLESHOOTING RUDDER CONTROL SYSTEMp. 409
CHART 2703A. TROUBLESHOOTING RUDDER TRIM CONTROL SYSTEMp. 410
CHART 2704. TROUBLESHOOTING STABILATOR CONTROL SYSTEMp. 423
CHART 2705. TROUBLESHOOTING STABILATOR MANUAL TRIM CONTROLp. 424
CHART 2706. TROUBLESHOOTING FLAP CONTROL SYSTEMp. 439
CHART 2801. TROUBLESHOOTING FUEL SYSTEMp. 454
CHART 2802. FUEL QUANTITY SENDER GAUGE TOLERANCES (SENECA IV)p. 488
CHART 2803. FUEL QUANTITY CALIBRATION (SENECA V)p. 492
CHART 2901. LEADING PARTICULARS, HYDRAULIC PUMP – OILDYNEp. 498
CHART 2902. TROUBLESHOOTING (HYDRAULIC SYSTEM)p. 502
CHART 2903. CHARACTERISTICS, HYDRAULIC PUMP MOTOR – OILDYNEp. 508
CHART 3001. TROUBLESHOOTING PNEUMATIC DEICE SYSTEMp. 567
CHART 3002. OPERATING PRESSURESp. 570
CHART 3003. MATERIAL AND SUPPLIES FOR COLD REPAIRp. 578
CHART 3004. TROUBLESHOOTING PROPELLER DEICER SYSTEMp. 595
CHART 3005. REQUIRED MATERIALS FOR REPAIR OF PROPELLER DEICERp. 622
CHART 3006. MIXING OF MATERIALp. 625
CHART 3007. ELECTRICAL RESISTANCE (SENECA IV)p. 625
CHART 3007A. ELECTRICAL RESISTANCE (SENECA V)p. 625
CHART 3201. TROUBLESHOOTING LANDING GEARp. 642
CHART 3202. TOE-IN/TOE-OUT CORRECTION CHARTp. 660
CHART 3301. SENECA IV ANNUNCIATOR PANEL FUNCTION DESCRIPTIONSp. 716
CHART 3302. SENECA V ANNUNCIATOR PANEL FUNCTION DESCRIPTIONSp. 717
CHART 3303. ANNUNCIATOR PANEL TROUBLESHOOTINGp. 719
CHART 3401. TROUBLESHOOTING VERTICAL SPEED INDICATORp. 749
CHART 3402. TROUBLESHOOTING ALTIMETERp. 750
CHART 3403. TROUBLESHOOTING AIRSPEED TUBES AND INDICATORp. 756
CHART 3404. TROUBLESHOOTING ATTITUDE DEVIATION INDICATORp. 758
CHART 3405. TROUBLESHOOTING HEADING (DIRECTIONAL GYRO) INDICATORp. 759
CHART 3406. TROUBLESHOOTING MAGNETIC COMPASSp. 761
CHART 3407. TROUBLESHOOTING TURN INDICATORp. 763
CHART 3501. TROUBLESHOOTING (OXYGEN SYSTEM)p. 774
CHART 3502. FIXED OXYGEN SYSTEM COMPONENT LIMITSp. 783
CHART 3503. FILLING PRESSURES FOR CERTAIN AMBIENT TEMPERATURESp. 796
CHART 3701. TROUBLESHOOTING VACUUM SYSTEMp. 833
CHART 5101. LIST OF MATERIALS (THERMOPLASTIC REPAIR)p. 877
CHART 6101. PROPELLER SPECIFICATIONSp. 969
CHART 6102. HARTZELL PROPELLER CHAMBER PRESSURE REQUIREMENTS WITH TEMPERATURE FOR COUNTERWEIGHT TYPE PROPELLER (SENECA IV)p. 971
CHART 6102A. HARTZELL PROPELLER CHAMBER PRESSURE REQUIREMENTS WITH TEMPERATURE FOR COUNTERWEIGHT TYPE PROPELLER (SENECA V)p. 971
CHART 7101. ENGINE DATAp. 1000
CHART 7102. TROUBLESHOOTING ENGINEp. 1001
CHART 7102A. TROUBLESHOOTING RSA-5 FUEL INJECTION SYSTEM (SENECA V)p. 1007
CHART 7301. TROUBLESHOOTING FUEL FLOW GAUGEp. 1037
CHART 7601. FUEL FLOW VS. ENGINE SPEED (SENECA IV)p. 1109
CHART 7602. FUEL FLOW VS. FUEL PRESSURE (SENECAp. 1112
CHART 7603. LIMITS – FUEL FLOW VS. BRAKE HP (SENECA IV)p. 1112
CHART 7604. MANIFOLD PRESSURE SETUP (SENECA V)p. 1118
CHART 7605. FUEL FLOW VS. PRESSURE ALTITUDE (SENECA V)p. 1120
CHART 7701. TROUBLESHOOTING MANIFOLD PRESSURE INDICATOR (SENECA IV)p. 1131
CHART 7702. TROUBLESHOOTING ELECTRIC TACHOMETER (SENECA IV)p. 1133
CHART 7703. TROUBLESHOOTING EXHAUST GAS TEMPERATURE GAUGE (SENECA IV)p. 1139
CHART 7704. TROUBLESHOOTING CYLINDER HEAD TEMPERATURE GAUGE (SENECA IV)p. 1140
CHART 7705. TROUBLESHOOTING ENGINE INSTRUMENT AND DIGITAL DISPLAY MONITORING PANEL (SENECA V)p. 1145
CHART 7706. INTEGRATED ENGINE INSTRUMENTATION CALIBRATIONp. 1158
CHART 7901. TROUBLESHOOTING ENGINE OIL PRESSURE GAUGES (SENECA IV)p. 1168
CHART 7902. TROUBLESHOOTING ENGINE OIL TEMPERATURE GAUGES (SENECA IV)p. 1169
CHART 8001. TROUBLESHOOTING STARTERp. 1176
CHART 8002. STARTING MOTOR SPECIFICATIONS (TCM 646275)p. 1181
CHART 8101. TROUBLESHOOTING TURBOCHARGERp. 1188
CHART 8102. TURBOCHARGER NOMENCLATUREp. 1189
CHART 9101. RECOMMENDED TORQUE VALUESp. 1210
CHART 9102. FLARE FITTING TORQUESp. 1189
CHART 9103. CONVERSION TABLESp. 1213
CHART 9104. DECIMAL CONVERSIONSp. 1217
CHART 9105. DECIMAL MILLIMETER EQUIVALENTS OF DRILL SIZESp. 1218
CHART 9106. LIST OF CONSUMABLE MATERIALSp. 1219
CHART 9107. ELECTRICAL WIRE CODINGp. 1224
CHART 9108. ELECTRICAL SYMBOLSp. 1225
CHAPTER 4 – AIRWORTHINESS LIMITATIONSp. 31
TABLE OF CONTENTS/EFFECTIVITYp. 33
AIRWORTHINESS LIMITATIONSp. 35
CHAPTER 5 – TIME LIMITS/MAINTENANCE CHECKSp. 37
TABLE OF CONTENTS/EFFECTIVITYp. 39
GENERALp. 41
TIME LIMITSp. 43
SCHEDULED MAINTENANCEp. 45
DESCRIPTIONp. 45
DEFINITIONSp. 45
INSPECTION REQUIREMENTSp. 47
ANNUAL / 100 HOUR INSPECTIONp. 47
PROGRESSIVE INSPECTIONp. 47
ANNUAL / 100 HOUR INSPECTION PROCEDUREp. 48
SCHEDULED MAINTENANCEp. 49
PROPELLER GROUPp. 49
ENGINE GROUPp. 49
TURBOCHARGER GROUPp. 51
CABIN GROUPp. 52
FUSELAGE AND EMPENNAGE GROUPp. 52
WING GROUPp. 53
LANDING GEAR GROUPp. 54
OPERATION INSPECTIONp. 55
GENERALp. 56
NOTESp. 56
SPECIAL INSPECTIONSp. 59
UNSCHEDULED MAINTENANCE CHECKSp. 61
CHAPTER 6 – DIMENSIONS & AREASp. 63
TABLE OF CONTENTS/EFFECTIVITYp. 65
DIMENSIONS AND AREASp. 67
GENERALp. 67
LEADING PARTICULARS AND PRINCIPAL DIMENSIONSp. 69
STATION REFERENCE LINESp. 73
ACCESS PLATES & INSPECTION PROVISIONSp. 76
CHAPTER 7 – LIFTING & SHORINGp. 79
TABLE OF CONTENTS/EFFECTIVITYp. 81
JACKINGp. 83
GENERALp. 83
JACKINGp. 83
CHAPTER 8 – LEVELING & WEIGHINGp. 85
TABLE OF CONTENTS/EFFECTIVITYp. 87
WEIGHINGp. 89
LEVELINGp. 91
CHAPTER 9 – TOWING & TAXIINGp. 93
TABLE OF CONTENTS/EFFECTIVITYp. 95
GENERALp. 97
TOWINGp. 99
TAXIINGp. 101
CHAPTER 10 – PARKING & MOORINGp. 103
TABLE OF CONTENTS/EFFECTIVITYp. 105
PARKINGp. 107
MOORINGp. 109
CHAPTER 11 – PLACARDS AND MARKINGSp. 111
TABLE OF CONTENTS/EFFECTIVITYp. 113
EXTERIOR PLACARDS AND MARKINGSp. 115
INTERIOR PLACARDSp. 117
MEYERCORD DECALSp. 121
CHAPTER 12 – SERVICINGp. 123
TABLE OF CONTENTS/EFFECTIVITYp. 125
GENERALp. 127
ENGINE CLEANINGp. 127
AIRCRAFT FINISH CAREp. 127
DUPONT IMRON 6000 PAINT SYSTEMp. 127
CLEANINGp. 128
CLEANING EXTERIOR SURFACESp. 128
CLEANING WINDSHIELD AND WINDOWSp. 129
CLEANING INTERIORp. 129
CLEANING CARPETSp. 130
CLEANING SURFACE DEICING EQUIPMENTp. 130
CLEANING LANDING GEARp. 130
REPLENISHINGp. 131
SERVICING FUEL SYSTEMp. 132
FUEL FILTERp. 132
DRAINING FUEL SYSTEMp. 132
FILLING FUEL TANKSp. 132
HANDLING DIRT AND MOISTURE IN FUEL SYSTEMp. 133
FLUSHING FUEL SYSTEMp. 134
SERVICING OIL SYSTEMp. 134
DRAINING OIL SUMPp. 134
RECOMMENDATIONS FOR CHANGING OILp. 134
FILLING OIL SUMPp. 134
OIL SCREEN (SUCTION)p. 135
OIL FILTER (FULL FLOW)p. 135
SERVICING OLEO STRUTSp. 135
OLEO STRUT PISTON TUBE EXPOSUREp. 135
FILLING NOSE GEAR OLEO STRUTp. 136
FILLING MAIN GEAR OLEO STRUTp. 137
INFLATING OLEO STRUTp. 138
BRAKE SYSTEMp. 138
FILLING BRAKE CYLINDER RESERVOIRp. 138
DRAINING BRAKE SYSTEMp. 138
TIRESp. 139
TIRE BALANCINGp. 139
HYDRAULIC SYSTEMp. 140
HYDRAULIC PUMP RESERVOIRp. 140
BATTERYp. 140
SCHEDULED SERVICINGp. 141
SERVICING STEERING BUNGEESp. 141
INDUCTION AIR FILTERp. 141
REMOVALp. 141
INSPECTION & REPLACEMENTp. 142
INSTALLATIONp. 142
AIRFRAME LUBRICATIONp. 142
APPLICATION OF OILp. 142
APPLICATION OF GREASEp. 143
LUBRICATION CHARTSp. 143
MAIN LANDING GEARp. 144
NOSE LANDING GEARp. 145
CONTROL SYSTEMp. 146
POWER PLANT AND PROPELLERp. 148
CABIN DOOR, BAGGAGE DOOR, AND SEATSp. 149
CHAPTER 20 – STANDARD PRACTICES/AIRFRAMEp. 151
TABLE OF CONTENTS/EFFECTIVITYp. 153
GENERALp. 155
CHERRYLOCK RIVET REMOVALp. 155
IDENTIFICATION OF FLUID LINESp. 156
FLARELESS TUBE ASSEMBLIESp. 156
SUPPORT CLAMPSp. 158
ELECTRICAL BONDINGp. 158
“V” BAND COUPLING (CLAMP)p. 160
SELF-LUBRICATING IMPREGNATED BEARING/BUSHINGSp. 160
TORQUE WRENCHESp. 162
DYE PENETRANT INSPECTIONSp. 164
CHAPTER 21 – ENVIRONMENTAL SYSTEMp. 165
TABLE OF CONTENTS/EFFECTIVITYp. 167
GENERALp. 171
DESCRIPTIONp. 171
TROUBLESHOOTINGp. 171
DISTRIBUTIONp. 177
CABIN VENT SYSTEMp. 177
OVERHEAD VENT BLOWERp. 177
REMOVALp. 177
DISMANTLINGp. 177
REBUILDINGp. 177
INSTALLATIONp. 179
HEATINGp. 181
HEATER SYSTEM – OPERATIONAL TESTp. 181
DESCRIPTION OF HEATER AND BASIC COMPONENTSp. 182
SPARK – SPRAY IGNITIONp. 182
FUEL REGULATOR AND SHUTOFF VALVEp. 182
DUCT SWITCHp. 182
COMBUSTION AIR BLOWERp. 182
VENTILATING AIR BLOWERp. 182
HEATER HOUR METER (OPTIONAL)p. 182
OPERATING CONTROLSp. 185
OPERATING PROCEDUREp. 185
MAINTENANCE SERVICEp. 185
INSPECTION OF HEATER AND HEATER COMPONENTSp. 186
50 HOUR INSPECTIONp. 186
100 HOUR INSPECTIONp. 186
REMOVAL OF HEATERp. 186
INSTALLATION OF HEATERp. 187
HEATER ELECTRICAL SYSTEM CHECKSp. 187
ELECTRICAL CHECKSp. 187
VENT BLOWER POWER CIRCUIT CHECKp. 187
HEATER POWER CIRCUIT CHECKp. 190
GENERAL MAINTENANCEp. 190
COMBUSTION AIR BLOWERp. 190
SPARK PLUGp. 192
IGNITION UNITp. 194
REMOVAL AND INSTALLATIONp. 194
INSPECTIONp. 195
TESTINGp. 196
OPERATIONAL TESTp. 196
VIBRATORp. 196
REMOVAL AND INSTALLATIONp. 196
CYCLING SWITCH AND LIMIT (OVERHEAT) SWITCHp. 197
COMBUSTION AIR PRESSURE SWITCHp. 197
FUEL REGULATOR AND SHUTOFF VALVEp. 198
REMOVALp. 198
ADJUSTMENTp. 198
INSTALLATIONp. 198
HEATER FUEL PUMP MAINTENANCEp. 198
REMOVALp. 198
DISASSEMBLYp. 199
CLEANINGp. 199
INSPECTION AND REPAIRp. 200
ASSEMBLYp. 200
INSTALLATIONp. 201
DUCT SWITCHp. 201
OVERHAUL INSTRUCTIONSp. 201
DISASSEMBLY OF HEATERp. 201
BREAKDOWN OF COMBUSTION AIR BLOWER ASSYp. 203
CLEANINGp. 203
CLEANING AND INSPECTING COMBUSTION TUBE ASSEMBLYp. 203
INSPECTION OF REMAINING COMPONENTSp. 204
TESTINGp. 205
REPAIR OF COMBUSTION TUBE ASSEMBLYp. 208
REBUILDINGp. 208
HEATERp. 208
COMBUSTION AIR BLOWER ASSEMBLYp. 211
TEST PROCEDUREp. 211
GENERAL INFORMATIONp. 211
EQUIPMENT REQUIREDp. 211
OPERATIONAL TEST (ON TEST BENCH)p. 213
INSPECTION OF FUEL NOZZLE ORIFICEp. 214
COOLINGp. 217
DESCRIPTION AND OPERATIONp. 217
TROUBLESHOOTING SYSTEMp. 220
SPECIAL SERVICING PROCEDURESp. 222
SERVICE VALVESp. 225
SERVICE VALVE REPLACEMENTp. 225
TEST GAUGE AND MANIFOLD SETp. 226
CHECKING SYSTEM FOR LEAKSp. 228
LEAK CHECK – METHOD Ip. 228
LEAK CHECK – METHOD IIp. 228
DISCHARGING (BLEEDING/PURGING) THE SYSTEMp. 230
EVACUATING THE SYSTEMp. 232
CHARGING THE SYSTEMp. 234
USING A CHARGING STAND (KENT MOORE)p. 235
USING A CHARGING STAND (ROBINAIR)p. 236
USING AIRPLANE COMPRESSOR TO CHARGE SYSTEMp. 237
PARTIAL CHARGE TO SYSTEMp. 240
POST CHARGING OPERATIONAL CHECKp. 241
USING CHARGING STATION (ROBINAIR)p. 241
USING A HAND MANIFOLD SET (HFC134A MANIFOLD SET)p. 242
COMPRESSOR SERVICEp. 244
COMPRESSOR REMOVALp. 244
COMPRESSOR INSTALLATIONp. 244
CHECK COMPRESSOR OILp. 245
ADJUSTMENT OF DRIVE BELT TENSIONp. 246
REFRIGERANT LINES AND ROUTINGp. 248
RECEIVER – DEHYDRATORp. 248
REMOVALp. 248
INSTALLATIONp. 248
CONDENSERp. 250
REMOVALp. 250
INSTALLATIONp. 250
CONDENSER SCOOP RIGGINGp. 250
EXPANSION VALVEp. 252
REMOVALp. 252
INSTALLATIONp. 252
EVAPORATOR ASSEMBLYp. 254
REMOVALp. 254
INSTALLATIONp. 254
PRESSURE RELIEF SWITCHp. 256
ELECTRICAL INSTALLATIONp. 256
FUSE REPLACEMENTp. 256
CHAPTER 22 – AUTOFLIGHTp. 259
TABLE OF CONTENTS/EFFECTIVITYp. 261
AUTOPILOTp. 263
GENERALp. 263
A.F.C.S. EQUIPMENT CONTACTSp. 263
CHAPTER 23 – COMMUNICATIONSp. 265
TABLE OF CONTENTS/EFFECTIVITYp. 267
GENERALp. 269
EMERGENCY LOCATOR TRANSMITTERp. 271
DESCRIPTION, OPERATION AND TESTING OF PILOT'S REMOTE SWITCHp. 272
BATTERY REMOVAL AND INSTALLATION (NARCO 910)p. 272
BATTERY REMOVAL AND INSTALLATION (ARTEX 110-4)p. 274
TESTING EMERGENCY LOCATOR TRANSMITTER (NARCO 910)p. 276
TESTING EMERGENCY LOCATOR TRANSMITTER (ARTEX 110-4)p. 277
CHAPTER 24 – ELECTRICAL POWERp. 309
TABLE OF CONTENTS/EFFECTIVITYp. 311
GENERALp. 313
DESCRIPTION AND OPERATIONp. 313
TROUBLESHOOTINGp. 314
DC GENERATIONp. 323
ALTERNATOR SYSTEMp. 323
DESCRIPTION OF ALTERNATORp. 333
CHECKING ALTERNATOR SYSTEMp. 333
CHECKING ALTERNATOR BELT TENSIONp. 333
PRECAUTIONSp. 334
OVERHAUL OF ALTERNATORp. 336
BATTERYp. 339
SERVICING BATTERYp. 341
REMOVAL OF BATTERYp. 341
INSTALLATION OF BATTERYp. 341
CLEANING BATTERYp. 342
REMOVAL OF BATTERY ACID RECOVERY JARp. 342
CLEANING ACID RECOVERY JAR AND VENT LINESp. 342
BATTERY CHARGING – (GILL G-247)p. 343
HYDROMETER READING AND BATTERY CHARGEp. 344
BATTERY DISCHARGEp. 345
BATTERY TEMPERATURE CONSIDERATIONSp. 345
BATTERY REPAIRS, STORAGE AND SERVICE TIPSp. 346
PREPARING NEW DRY CHARGED BATTERY FOR INSTALLATIONp. 347
CORROSION PREVENTIONp. 347
ALTERNATOR CONTROL UNIT – LAMAR B-00382-1p. 349
ADJUSTMENT OF ALTERNATOR CONTROL UNITp. 349
BENCH TEST OF ALTERNATOR CONTROL UNIT – LAMAR B-00382-1p. 349
SETTING UP TEST EQUIPMENTp. 349
VOLTAGE CONTROL UNIT TESTp. 353
EQUALIZER TESTp. 353
OVERVOLTAGE PROTECTION TESTp. 353
BALANCING CIRCUITp. 354
EXTERNAL POWERp. 357
STARTING THROUGH EXTERNAL POWER RECEPTACLEp. 357
ELECTRICAL LOAD DISTRIBUTIONp. 359
CHAPTER 25 – EQUIPMENT/FURNISHINGSp. 361
TABLE OF CONTENTS/EFFECTIVITYp. 363
GENERALp. 365
FLIGHT/PASSENGER COMPARTMENTp. 365
REMOVAL AND INSTALLATION OF SEATSp. 365
CENTER CONSOLE REMOVAL AND INSTALLATIONp. 366
ENTERTAINMENT/EXECUTIVE CONSOLE (SENECA V ONLY)p. 367
ENTERTAINMENT/EXECUTIVE CONSOLE REMOVAL AND INSTALLATION (SENECA V ONLY)p. 367
RIGGING INSTRUCTIONS – SEAT BACK LOCK AND RELEASEp. 368
SHOULDER HARNESS INERTIA REEL ADJUSTMENTp. 368
SHOULDER HARNESS INSPECTIONp. 369
LAP BELT INSPECTIONp. 369
LUMBAR SEATSp. 373
DESCRIPTIONp. 373
REMOVAL OF LUMBAR BLADDERp. 373
INSTALLATION OF LUMBAR BLADDERp. 374
CHAPTER 26 – FIRE PROTECTIONp. 377
TABLE OF CONTENTS/EFFECTIVITYp. 379
GENERALp. 381
EXTINGUISHINGp. 383
CHAPTER 27 – FLIGHT CONTROLSp. 385
TABLE OF CONTENTS/EFFECTIVITYp. 387
GENERALp. 389
DESCRIPTION AND OPERATIONp. 389
STANDARD PROCEDURESp. 389
CONTROL CABLE INSPECTIONp. 391
CABLE DAMAGEp. 391
EXTERNAL WEAR PATTERNSp. 392
INTERNAL CABLE WEARp. 393
CORROSIONp. 393
CABLE MAINTENANCEp. 394
CABLE FITTINGSp. 394
PULLEYSp. 394
AILERON CONTROLSp. 397
TROUBLESHOOTINGp. 397
CONTROL COLUMNp. 398
REMOVAL OF CONTROL COLUMN ASSEMBLYp. 398
INSTALLATION OF CONTROL COLUMN ASSEMBLYp. 400
REMOVAL OF AILERON CONTROL CABLESp. 402
INSTALLATION OF AILERON CONTROL CABLESp. 404
REMOVAL OF AILERON BELLCRANK ASSEMBLYp. 405
INSTALLATION OF AILERON BELLCRANK ASSEMBLYp. 406
RIGGING AND ADJUSTMENT OF AILERON CONTROLSp. 406
RUDDER CONTROLp. 409
TROUBLESHOOTINGp. 409
RUDDER PEDAL ASSEMBLYp. 410
REMOVAL OF RUDDER PEDAL ASSEMBLYp. 410
INSTALLATION OF RUDDER PEDAL ASSEMBLYp. 410
REMOVAL OF RUDDER CONTROL CABLESp. 411
INSTALLATION OF RUDDER CONTROL CABLES.p. 414
RIGGING AND ADJUSTMENT OF RUDDER PEDALS.p. 414
RUDDER TRIM CONTROLSp. 416
REMOVAL OF RUDDER TRIM CONTROLS (FORWARD)p. 416
INSTALLATION OF RUDDER TRIM CONTROLS (FORWARD).p. 418
REMOVAL OF RUDDER TRIM CONTROLS (AFT)p. 419
INSTALLATION OF RUDDER TRIM CONTROLS (AFT)p. 419
RIGGING AND ADJUSTMENT OF RUDDER TRIM CONTROLS.p. 419
STABILATOR CONTROLSp. 423
TROUBLESHOOTINGp. 423
REMOVAL OF STABILATOR CONTROL CABLESp. 424
INSTALLATION OF STABILATOR CONTROL CABLES.p. 426
RIGGING AND ADJUSTMENT OF STABILATOR CONTROLS.p. 430
STABILATOR TRIM CONTROLSp. 431
REMOVAL OF STABILATOR TRIM ASSEMBLY (FORWARD)p. 431
INSTALLATION OF STABILATOR TRIM ASSEMBLY (FORWARD).p. 432
REMOVAL OF STABILATOR TRIM CONTROLS (AFT)p. 432
INSTALLATION OF STABILATOR TRIM CONTROLS (AFT).p. 433
RIGGING AND ADJUSTMENT OF STABILATOR TRIMp. 433
STALL WARNINGp. 435
TROUBLESHOOTING STALL WARNING SYSTEMp. 435
REMOVAL OF LIFT DETECTORp. 436
INSTALLATION OF LIFT DETECTORp. 436
FLAP CONTROLSp. 439
TROUBLESHOOTINGp. 439
REMOVAL OF ELECTRICALLY OPERATED WING FLAPSp. 440
INSTALLATION OF ELECTRICALLY OPERATED WING FLAPSp. 441
RIGGING AND ADJUSTMENT OF ELECTRIC FLAPSp. 443
CONTROL CABLE RIGGINGp. 443
CAM ADJUSTMENTp. 443
FLAP ANGLE SETTINGp. 444
FLAP TRAVEL CHECKp. 445
FLAP INDICATOR CHECKp. 446
CHAPTER 28 – FUELp. 449
TABLE OF CONTENTS/EFFECTIVITYp. 451
GENERALp. 453
DESCRIPTION AND OPERATIONp. 453
TROUBLESHOOTINGp. 454
STORAGEp. 459
INSPECTION AND REPAIR OF FUEL TANKSp. 459
INBOARD FUEL TANKp. 460
REMOVAL OF INBOARD FUEL TANKp. 460
INSTALLATION OF INBOARD FUEL TANKp. 460
OUTBOARD FUEL TANKp. 460
REMOVAL OF OUTBOARD FUEL TANKp. 460
INSTALLATION OF OUTBOARD FUEL TANKp. 460
BLADDER TYPE FUEL CELLp. 451
REMOVAL OF BLADDER TYPE FUEL CELLp. 461
INSTALLATION OF BLADDER TYPE FUEL CELLp. 461
MAINTENANCE OF FUEL CELLSp. 462
CLEANING AND INSPECTION OF FUEL CELLSp. 462
FUEL CELL COMPARTMENTp. 462
HANDLING AND STORAGE OF FUEL CELLSp. 463
REPAIR OF FUEL CELLSp. 465
HANDLING OF REPAIR MATERIALSp. 465
REPAIR PROCEDURES FOR GOODYEAR VITHANE FUEL CELLSp. 465
REPAIR LIMITATIONS OF FUEL CELLSp. 466
PATCH REPAIR (HEAT CURE METHOD.)p. 466
PATCH REPAIR (AIR CURE METHOD.)p. 469
DEFECT REPAIR OF FUEL CELLp. 469
TESTING FUEL CELLSp. 469
SOAP SUDS TEST.p. 469
CHEMICAL TEST.p. 469
FLUSH FUEL CAP MAINTENANCEp. 470
LOCKING FUEL CAPp. 471
DISASSEMBLY OF LOCKING FUELp. 471
ASSEMBLY OF LOCKING FUEL CAPp. 471
INSPECTION OF FUEL SYSTEMp. 473
DISTRIBUTIONp. 475
FUEL VENT AND VAPOR RETURN SYSTEMSp. 476
VAPOR RETURN SYSTEM (SENECA IV ONLY)p. 476
VAPOR RETURN SYSTEMp. 476
FUEL SELECTOR VALVEp. 477
REMOVAL OF FUEL SELECTOR VALVEp. 477
DISASSEMBLY OF SELECTOR VALVEp. 478
CLEANING, INSPECTION AND REPAIR OF SELECTOR VALVEp. 478
ASSEMBLY OF SELECTOR VALVEp. 478
LEAK TEST OF SELECTOR VALVEp. 479
INSTALLATION OF SELECTOR VALVEp. 479
RIGGING OF SELECTOR VALVEp. 479
CLEANING THE FUEL SYSTEMp. 479
ELECTRIC FUEL PUMPp. 480
REMOVAL AND INSTALLATION OF ELECTRIC FUEL PUMPp. 480
AUXILIARY FUEL SYSTEM ADJUSTMENT (SENECA IV ONLY)p. 480
AUXILIARY FUEL SYSTEM OPERATIONAL CHECK (SENECA IV ONLY)p. 481
FUEL FILTERSp. 483
REMOVAL OF FUEL FILTERp. 483
DISASSEMBLY OF FUEL FILTERp. 484
CLEANING, INSPECTION AND REPAIR OF FUEL FILTERp. 484
ASSEMBLY OF FUEL FILTERp. 484
INSTALLATION OF FUEL FILTERp. 485
INDICATINGp. 487
FUEL QUANTITY SENDER UNITS (SENECA IV)p. 487
INSTALLED FUEL QUANTITY SENDER/GAUGE CHECK (SENECA IV)p. 487
FUEL QUANTITY GAUGE CALIBRATION PROCEDURE (SENECA V)p. 489
CHAPTER 29 – HYDRAULIC POWERp. 493
TABLE OF CONTENTS/EFFECTIVITYp. 495
GENERALp. 497
DESCRIPTIONp. 497
TROUBLESHOOTINGp. 500
MAINp. 509
HYDRAULIC PUMPp. 509
REMOVAL OF OILDYNE HYDRAULIC PUMPp. 509
FIELD SERVICE OF OILDYNE HYDRAULIC PUMPp. 509
DISASSEMBLY OF OILDYNE HYDRAULIC PUMP FROM BRACKETp. 509
DISASSEMBLY OF OILDYNE MOTOR ASSEMBLY FROM OILDYNE PUMP/ADAPTER ASSEMBLYp. 509
DISASSEMBLY OF OILDYNE RESERVOIR ASSEMBLY FROM OILDYNE PUMP/ADAPTER ASSEMBLYp. 510
ASSEMBLY OF RESERVOIR TO OILDYNE PUMP/ADAPTER ASSEMBLYp. 513
INSTALLATION OF MOTOR ASSEMBLY TO OILDYNE PUMP/ADAPTER ASSEMBLYp. 513
INSTALLATION OF PIPER BRACKET TO OILDYNE HYDRAULIC PUMP ASSEMBLYp. 513
INSTALLATION OF OILDYNE HYDRAULIC PUMPp. 513
LANDING GEAR FREE FALL VALVE ASSEMBLYp. 515
INSPECTION AND REPAIR OF FREE FALL VALVEp. 515
REMOVAL OF FREE FALL VALVE ASSEMBLYp. 515
INSTALLATION OF FREE FALL VALVE ASSEMBLYp. 515
GEAR ACTUATING CYLINDERp. 517
REMOVAL OF NOSE GEAR ACTUATING CYLINDERp. 517
REMOVAL OF MAIN GEAR ACTUATING CYLINDERp. 517
DISASSEMBLY OF ACTUATING CYLINDERp. 518
CLEANING, INSPECTION, AND REPAIR OF GEAR ACTUATING CYLINDERp. 518
ASSEMBLY OF GEAR ACTUATING CYLINDERp. 518
INSTALLATION OF NOSE GEAR ACTUATING CYLINDERp. 520
INSTALLATION OF MAIN GEAR ACTUATING CYLINDERp. 520
HYDRAULIC LINESp. 521
REMOVAL AND INSTALLATION OF HYDRAULIC LINESp. 521
TESTING HYDRAULIC SYSTEMp. 521
SERVICING HYDRAULIC PUMP/RESERVOIRp. 522
CHAPTER 30 – ICE & RAIN PROTECTIONp. 555
TABLE OF CONTENTSp. 557
GENERALp. 559
DESCRIPTION AND OPERATIONp. 559
AIRFOILSp. 567
TROUBLESHOOTINGp. 567
INSPECTIONp. 568
GROUND PROCEDUREp. 568
100 HOUR INSPECTIONp. 570
OPERATIONAL CHECKp. 571
ELECTRICAL TESTp. 571
TESTING FOR PRESSURE LEAKSp. 573
COMPONENT MAINTENANCE AND REPLACEMENTp. 573
FILTERSp. 573
CONTROL VALVESp. 573
TIMERp. 575
PNEUMATIC BOOTSp. 575
REMOVAL OF BOOTSp. 575
REPAIR OF BOOTSp. 575
COLD REPAIRp. 576
VULCANIZED REPAIRSp. 580
INSTALLING PNEUMATIC BOOTSp. 580
PREPARATION OF LEADING EDGESp. 580
PREPARATION OF DEICER BOOTp. 581
MOUNTING BOOT ON LEADING EDGEp. 581
ADHESION TESTp. 584
CLEANING DEICER BOOTSp. 584
ICEX APPLICATIONp. 585
RESURFACING CONDUCTIVE CEMENTp. 586
FINAL TEST AND ADJUSTMENT OF PNEUMATIC SYSTEMp. 587
PITOT & STATICp. 591
WINDOWS & WINDSHIELDp. 593
HEATED WINDSHIELD PANELp. 593
REMOVAL AND INSTALLATION OF HEATED PANELp. 593
PROPELLERSp. 595
TROUBLESHOOTINGp. 595
USING THE AMMETERp. 603
HELPFUL TIPSp. 603
INSPECTIONp. 603
50 HOUR INSPECTIONp. 603
100 HOUR INSPECTIONp. 612
BRUSH ASSEMBLIESp. 615
BRUSH MODULE REPLACEMENTp. 615
ALIGNMENT OF NEW BRUSHESp. 617
BRUSH BLOCK ALIGNMENTp. 617
SLIP RINGSp. 618
ALIGNMENT OF SLIP RING ASSEMBLIESp. 618
REPLACEMENT OF SLIP RING ASSEMBLIESp. 618
DEICER BOOTSp. 620
RESISTANCE CHECK OF DEICER BOOTSp. 620
REPLACEMENTp. 620
REMOVAL OF BOOTSp. 620
BLADE PREPARATIONp. 621
CEMENT APPLICATIONp. 622
INSTALLATION OF DEICER AND REQUIRED MATERIALSp. 623
PREPARATION AND APPLICATION OF SEALERp. 624
WRINKLED DEICERSp. 624
ELECTRICAL CHECKp. 625
INSTALLATION OF DEICER WIRING HARNESS-TWO BLADED PROPELLERSp. 627
INSTALLATION OF DEICER WIRING HARNESS-THREE BLADED PROPELLERSp. 627
BALANCINGp. 627
FINAL ELECTRIC CHECKp. 627
OTHER COMPONENTSp. 630
TIMER TESTp. 630
DETECTIONp. 633
ICE DETECTION LIGHTp. 633
SERVICINGp. 633
REMOVALp. 633
INSTALLATIONp. 633
CHAPTER 32 – LANDING GEARp. 635
TABLE OF CONTENTSp. 637
GENERALp. 641
DESCRIPTIONp. 641
TROUBLESHOOTINGp. 642
MAIN GEAR & DOORSp. 647
DISASSEMBLY OF MAIN GEAR OLEOp. 647
CLEANING, INSPECTION, AND REPAIR OF MAIN GEAR OLEOp. 647
REASSEMBLING MAIN GEAR OLEOp. 650
REMOVAL OF MAIN LANDING GEAR.p. 652
CLEANING, INSPECTION, AND REPAIR OF MAIN LANDING GEARp. 653
INSTALLATION OF MAIN LANDING GEARp. 653
ALIGNMENT OF MAIN LANDING GEARp. 657
MAIN GEAR DOORSp. 658
REMOVAL OF MAIN GEAR DOOR ASSEMBLYp. 658
CLEANING, INSPECTION, AND REPAIR OF MAIN GEAR DOOR ASSEMBLYp. 658
INSTALLATION OF MAIN GEAR DOOR ASSEMBLYp. 658
ADJUSTMENT OF MAIN GEAR DOOR ASSEMBLYp. 658
NOSE GEAR & DOORSp. 663
REMOVAL OF NOSE GEAR OLEO ASSEMBLY FROM TRUNNIONp. 663
DISASSEMBLY OF NOSE GEAR OLEOp. 663
CLEANING, INSPECTION, AND REPAIR OF NOSE GEAR OLEOp. 663
ASSEMBLY OF NOSE GEAR OLEOp. 666
INSTALLATION OF NOSE GEAR OLEO ASSEMBLY IN TRUNNIONp. 666
CLEANING, INSPECTION, AND REPAIR OF NOSE LANDING GEARp. 667
REMOVAL OF NOSE LANDING GEARp. 668
INSTALLATION AND RIGGING OF NOSE GEARp. 671
NOSE GEAR DRAG LINK INSPECTION AND ADJUSTMENTp. 673
ALIGNMENT OF NOSE LANDING GEARp. 675
NOSE GEAR DOORp. 676
REMOVAL OF NOSE GEAR DOOR ASSEMBLYp. 676
CLEANING, INSPECTION, AND REPAIR OF NOSE GEAR DOOR ASSEMBLYp. 676
INSTALLATION OF NOSE GEAR DOOR ASSEMBLYp. 677
ADJUSTMENT OF NOSE GEAR DOORp. 677
WHEELS AND BRAKESp. 679
WHEELSp. 679
NOSE WHEELp. 679
REMOVAL AND DISASSEMBLY OF NOSE WHEELp. 679
INSPECTION OF NOSE WHEEL ASSEMBLYp. 680
ASSEMBLY AND INSTALLATION OF NOSE WHEELp. 680
MAIN WHEELSp. 680
REMOVAL AND DISASSEMBLY OF MAIN WHEELp. 680
BEARING CUP REPLACEMENTp. 681
INSPECTION OF MAIN WHEEL ASSEMBLYp. 682
ASSEMBLY AND INSTALLATION OF MAIN WHEELp. 682
BRAKE SYSTEMp. 683
WHEEL BRAKE ASSEMBLYp. 683
REMOVAL AND DISMANTLING OF WHEEL BRAKE ASSEMBLYp. 683
CLEANING, INSPECTION, AND REPAIR OF BRAKE ASSEMBLYp. 685
REBUILDING AND INSTALLATION OF WHEEL BRAKE ASSEMBLYp. 687
PARKING BRAKE VALVEp. 688
REMOVAL OF PARKING BRAKE VALVEp. 688
DISASSEMBLY OF PARKING BRAKE VALVEp. 688
CLEANING, INSPECTION, AND REPAIR OF PARKING BRAKE VALVEp. 688
ASSEMBLY OF PARKING BRAKE VALVEp. 688
INSTALLATION OF PARKING BRAKE VALVEp. 688
TOE BRAKE CYLINDERp. 690
REMOVAL OF BRAKE CYLINDERp. 690
DISASSEMBLY OF BRAKE CYLINDERp. 690
CLEANING, INSPECTION, AND REPAIR OF BRAKE CYLINDERp. 691
ASSEMBLY OF BRAKE CYLINDERp. 691
INSTALLATION OF BRAKE CYLINDERp. 691
BRAKE BLEEDING PROCEDURE (GRAVITY)p. 691
BRAKE BLEEDING PROCEDURE (PRESSURE)p. 692
BRAKE SYSTEM LEAK CHECKp. 693
POSITION AND WARNINGp. 695
LANDING GEAR LIMIT SWITCHESp. 695
ADJUSTMENT OF NOSE GEAR UP LIMIT SWITCHp. 695
ADJUSTMENT OF NOSE GEAR DOWN LIMIT SWITCHp. 695
ADJUSTMENT OF MAIN GEAR UP LIMIT SWITCHESp. 696
ADJUSTMENT OF MAIN GEAR DOWN LIMIT SWITCHp. 696
ADJUSTMENT OF MAIN GEAR SQUAT SWITCHESp. 696
GEAR WARNING THROTTLE SWITCHp. 698
ADJUSTMENT OF GEAR WARNING THROTTLE SWITCHp. 698
REPLACEMENT OF GEAR WARNING THROTTLE SWITCHp. 699
FUNCTIONAL TEST OF LANDING GEAR RETRACTION SYSTEMp. 700
CHAPTER 33 – LIGHTSp. 705
TABLE OF CONTENTSp. 707
GENERALp. 709
DESCRIPTION AND OPERATIONp. 709
FLIGHT COMPARTMENTp. 709
PASSENGER COMPARTMENTp. 709
CARGO AND SERVICE COMPARTMENTSp. 710
EXTERIOR LIGHTSp. 710
TROUBLESHOOTINGp. 710
FLIGHT COMPARTMENTp. 711
DOME PANEL FLOOD/MAP LIGHTSp. 711
MAINTENANCE TO DOME PANEL FLOOD/MAP LIGHTSp. 711
TO REPLACE BULBp. 711
TO REPLACE RHEOSTATp. 711
INSTRUMENT POST LIGHTSp. 712
TO REPLACE BULBp. 712
TO REMOVE SOCKETp. 712
TO INSTALL SOCKETp. 712
SWITCH LIGHTSp. 713
TO REPLACE BULB(S)p. 713
TO REPLACE SWITCHp. 713
DIMMER CONTROLSp. 714
TO REPLACE DIMMER POTENTIOMETERp. 714
ANNUNCIATORp. 715
TROUBLESHOOTING ANNUNCIATORp. 719
ANNUNCIATOR LIGHT TESTSp. 721
ANNUNCIATOR LIGHT SWITCH RIGGINGp. 723
PASSENGER COMPARTMENTp. 725
COURTESY AND READING LIGHTSp. 725
MAINTENANCE OF COURTESY AND READING LIGHTSp. 726
CARGO AND SERVICE COMPARTMENTSp. 727
REMOVAL AND INSTALLATION OF BAGGAGE LIGHT BULBp. 727
EXTERIORp. 729
NAVIGATION LIGHTSp. 729
REMOVAL OF WING NAVIGATION LIGHT BULBp. 729
INSTALLATION OF WING NAVIGATION LIGHTp. 729
ANTI-COLLISION STROBE LIGHTSp. 729
REMOVAL OF LAMP IN ANTI-COLLISION WING TIP STROBE LIGHTp. 729
INSTALLATION OF LAMP IN ANTI-COLLISION WING TIP STROBE LIGHTp. 729
REMOVAL OF LAMP IN VERTICAL STABILIZER ANTI-COLLISION LIGHTp. 729
INSTALLATION OF LAMP IN VERTICAL STABILIZER ANTI-COLLISION LIGHTp. 729
TROUBLESHOOTING PROCEDURE FOR ANTI-COLLISION AND WING TIP STROBE LIGHT SYSTEMSp. 732
RECOGNITION LIGHTS (SENECA IV ONLY)p. 733
REPLACEMENT OF RECOGNITION LIGHT LAMPp. 733
LANDING AND TAXI LIGHTSp. 735
REMOVAL OF LANDING AND TAXI LIGHTS ON NOSE GEARp. 735
INSTALLATION OF LANDING AND TAXI LIGHTS ON NOSE GEARp. 736
REMOVAL OF LANDING LIGHTS ON WING TIP (SENECA V ONLY)p. 737
INSTALLATION OF LANDING LIGHTS ON WING TIP (SENECA V ONLY)p. 737
ADJUSTMENT (ALIGNMENT) OF WING TIP LANDING LIGHTS (SENECA V ONLY)p. 738
CHAPTER 34 – NAVIGATION & PITOT/STATICp. 741
TABLE OF CONTENTSp. 743
GENERALp. 745
DESCRIPTION AND OPERATIONp. 745
REMOVAL AND REPLACEMENT OF FACE MOUNTED INSTRUMENTS.p. 746
FLIGHT ENVIRONMENT DATA AND PITOT STATICp. 749
VERTICAL SPEED INDICATORp. 749
TROUBLESHOOTING VERTICAL SPEED INDICATORp. 749
SENSITIVE ALTIMETERp. 750
TROUBLESHOOTING ALTIMETERp. 750
RADAR ALTIMETERp. 752
REMOVAL AND INSTALLATION OF RADAR ALTIMETER INDICATORp. 752
REMOVAL OF KING KA-131 ANTENNAp. 752
INSTALLATION OF KING KA-131 ANTENNAp. 752
REMOVAL OF KING KRA-10A RECEIVER/TRANSMITTER (R/T) UNITp. 753
INSTALLATION OF KING KRA-10A RECEIVER/TRANSMITTER (R/T) UNITp. 753
AIRSPEED INDICATORp. 755
TROUBLESHOOTING AIRSPEED INDICATORp. 755
OUTSIDE AIR TEMPERATURE GAUGE (OAT)p. 755
REMOVING AND INSTALLING OUTSIDE AIR TEMPERATURE GAUGE (SENECA IV ONLY)p. 755
ATTITUDE AND DIRECTIONp. 757
MAINTENANCE OF GYRO INSTRUMENTS – GENERALp. 757
GYRO FITTING INSTALLATION PROCEDURESp. 757
ATTITUDE DEVIATION INDICATORS (ADI) – (GYRO HORIZON)p. 757
TROUBLESHOOTING ATTITUDE DEVIATION INDICATORp. 758
AIR DRIVEN HEADING INDICATOR (COPILOT'S DIRECTIONAL GYRO)p. 759
TROUBLESHOOTING HEADING (DIRECTIONAL GYRO) INDICATORp. 759
HORIZONTAL SITUATION INDICATOR (HSI)p. 760
MAGNETIC COMPASSp. 760
TROUBLESHOOTING MAGNETIC COMPASSp. 761
ADJUSTMENT OF MAGNETIC COMPASSp. 762
TURN COORDINATORp. 763
TROUBLESHOOTING TURN COORDINATORp. 763
CHAPTER 35 – OXYGENp. 767
TABLE OF CONTENTSp. 769
GENERALp. 771
DESCRIPTION AND OPERATIONp. 771
TROUBLESHOOTING OXYGEN SYSTEMp. 774
CREW/PASSENGER SYSTEMSp. 775
FIXED OXYGEN SYSTEMp. 776
INSPECTION AND MAINTENANCEp. 776
CLEANING AND PURGING OF OXYGEN SYSTEM COMPONENTSp. 780
SWAGELOC FITTING INSTALLATIONp. 781
APPLICATION OF TEFLON TAPE THREAD SEALANTp. 783
LEAK TESTSp. 783
OXYGEN SYSTEM COMPONENT HANDLINGp. 785
REMOVAL OF OXYGEN CYLINDERp. 785
REMOVAL OF FILL VALVEp. 788
INSTALLATION OF FILL VALVEp. 789
INSTALLATION OF OXYGEN CYLINDERp. 789
REMOVAL AND INSTALLATION OF PRESSURE GAUGEp. 792
REMOVAL OF OUTLETSp. 793
INSTALLATION OF OUTLETSp. 793
REMOVAL AND INSTALLATION OF OXYGEN ON/OFF CONTROLp. 794
REFILLING OXYGEN SYSTEMp. 795
CHAPTER 37 – VACUUMp. 829
TABLE OF CONTENTSp. 831
GENERALp. 833
DESCRIPTION AND OPERATIONp. 833
TROUBLESHOOTINGp. 833
DISTRIBUTIONp. 841
VACUUM SYSTEM AND GYRO PRESSURE SERVICE TIPSp. 841
VACUUM REGULATOR VALVEp. 845
ADJUSTMENTS OF VACUUM REGULATOR VALVEp. 845
AIR PUMPp. 845
REMOVAL AND REPLACEMENT OF AIR PUMPp. 845
INDICATINGp. 847
VACUUM GAUGEp. 847
CHAPTER 39 – ELECTRICAL/ELECTRONIC PANELS & MULTIPURPOSE PARTSp. 849
TABLE OF CONTENTSp. 851
GENERALp. 853
INSTRUMENT & CONTROL PANELSp. 855
REMOVAL AND INSTALLATION OF FACE MOUNTED INSTRUMENTSp. 855
MULTIPURPOSE ELECTRICAL PARTSp. 858
ELECTRICAL SWITCHESp. 858
CIRCUIT BREAKERSp. 858
CHAPTER 51 – STRUCTURESp. 865
TABLE OF CONTENTS/EFFECTIVITYp. 867
GENERALp. 869
DESCRIPTIONp. 869
STRUCTURAL REPAIRSp. 871
FIBERGLASS REPAIRSp. 871
FIBERGLASS TOUCH-UP AND SURFACE REPAIRSp. 872
FIBERGLASS FRACTURE AND PATCH REPAIRSp. 872
THERMOPLASTIC REPAIRSp. 876
SAFETY WALK REPAIRp. 886
SURFACE PREPARATIONp. 886
PRODUCT LISTING FOR LIQUID SAFETY COMPOUNDp. 886
APPLICATION OF LIQUID SAFETY WALK COMPOUNDp. 886
PRESSURE SENSITIVE SAFETY WALKp. 887
SURFACE PREPARATION FOR PRESSURE SENSITIVE SAFETY WALKp. 887
APPLICATION OF PRESSURE SENSITIVE SAFETY WALKp. 887
CHAPTER 52 – DOORSp. 889
TABLE OF CONTENTSp. 891
GENERALp. 893
REMOVAL AND INSTALLATION OF DOOR SNUBBERS (REFER TO FIGURE 52-1)p. 893
PASSENGER/CREWSp. 899
REMOVAL OF DOORp. 899
INSTALLATION OF DOORp. 899
ADJUSTMENT OF DOORp. 899
REMOVAL OF DOOR LATCH MECHANISM ON LOWER AFT DOORp. 899
INSTALLATION OF DOOR LATCH MECHANISM ON LOWER AFT DOORp. 899
ADJUSTMENT OF DOOR LATCH MECHANISM ON LOWER AFT DOORp. 899
ADJUSTMENT OF UPPER DOOR LATCH ON FORWARD CABIN DOOR (REFER TO FIGURE 52-2) (SENECA IV MODELS WITH S/N'S 3447013 AND UP, AND SENECA V MODELS)p. 900
REMOVAL OF DOOR LOCK ASSEMBLYp. 901
INSTALLATION OF DOOR LOCK ASSEMBLYp. 901
REMOVAL OF DOOR SAFETY LATCH ON TOP OF DOORp. 901
INSTALLATION OF DOOR SAFETY LATCH ON TOP OF DOORp. 901
ADJUSTMENT OF DOOR SAFETY LATCH ON TOP OF DOORp. 901
CARGOp. 903
REMOVAL OF BAGGAGE DOORp. 903
INSTALLATION OF BAGGAGE DOORp. 903
REMOVAL OF BAGGAGE DOOR LOCK ASSEMBLYp. 903
INSTALLATION OF BAGGAGE DOOR LOCK ASSEMBLYp. 903
REMOVAL OF BAGGAGE DOOR HINGEp. 903
INSTALLATION OF BAGGAGE DOOR HINGEp. 903
CHAPTER 55 – STABILIZERSp. 905
TABLE OF CONTENTSp. 907
GENERALp. 909
CHECKING CONTROL SURFACES FREE PLAYp. 909
STABILATORp. 913
REMOVAL OF STABILATORp. 913
BALANCING EQUIPMENTp. 914
BALANCING STABILATORp. 914
INSTALLATION OF STABILATORp. 915
STABILATOR TRIM TABp. 916
REMOVAL OF STABILATOR TRIM TABp. 916
INSTALLATION OF STABILATOR TRIM TABp. 916
VERTICAL STABILIZERp. 917
REMOVAL OF VERTICAL FINp. 917
INSTALLATION OF VERTICAL FINp. 917
RUDDERp. 919
REMOVAL OF RUDDERp. 919
INSTALLATION OF RUDDERp. 919
RUDDER TRIM TABp. 920
REMOVAL OF RUDDER TRIM TABp. 920
INSTALLATION OF RUDDER TRIM TABp. 920
BALANCING RUDDERp. 920
ATTACH FITTINGSp. 923
STABILATOR ATTACH FITTINGS CORROSION INSPECTIONp. 923
CHAPTER 56 – WINDOWSp. 925
TABLE OF CONTENTSp. 927
FLIGHT COMPARTMENTp. 929
REMOVAL OF WINDSHIELDp. 929
INSTALLATION OF WINDSHIELDp. 929
CABINp. 933
REMOVAL OF SIDE WINDOWSp. 933
INSTALLATION OF SIDE WINDOWSp. 933
INSTALLATION OF CABIN DOOR WINDOWSp. 934
CHAPTER 57 – WINGSp. 937
TABLE OF CONTENTSp. 939
GENERALp. 941
DESCRIPTIONp. 941
AUXILIARY STRUCTUREp. 943
WING TIPp. 943
REMOVAL OF WING TIPp. 943
INSTALLATION OF WING TIPp. 943
REPAIR OF WING TIPp. 943
ATTACH FITTINGSp. 945
WING TO FUSELAGE ATTACH FITTINGSp. 945
REMOVAL OF WINGp. 945
INSTALLATION OF WINGp. 948
FLIGHT SURFACESp. 951
AILERONp. 951
REMOVAL OF AILERONp. 951
INSTALLATION OF AILERONp. 951
CHECKING AILERON FREE PLAYp. 951
BALANCING AILERONp. 954
WING FLAPp. 955
REMOVAL OF WING FLAPp. 955
INSTALLATION OF WING FLAPp. 955
CHAPTER 61 – PROPELLERp. 957
TABLE OF CONTENTSp. 959
GENERALp. 961
DESCRIPTIONp. 961
PROPELLER ASSEMBLYp. 963
MAINTENANCE OF PROPELLER ASSEMBLYp. 963
REMOVAL OF PROPELLERp. 963
CLEANING, INSPECTION, AND REPAIR OF PROPELLERp. 964
INSTALLATION OF PROPELLERp. 966
CHECKING PROPELLER BLADE TRACKp. 970
CONTROLLINGp. 973
PROPELLER GOVERNORp. 973
REMOVAL OF PROPELLER GOVERNORp. 973
INSTALLATION OF PROPELLER GOVERNORp. 973
RIGGING AND ADJUSTMENT OF PROPELLER GOVERNORp. 974
ENGINE SYNCHROPHASER MAGNETIC PICKUPp. 978
SYSTEM OPERATING PROCEDUREp. 978
TEST PROCEDUREp. 979
PROP SYNC SWITCHp. 980
REMOVAL AND INSTALLATION OF PROP SYNC SWITCHp. 980
MAGNETIC PICKUPp. 980
REMOVAL AND INSTALLATION OF MAGNETIC PICKUPp. 980
PROPELLER UNFEATHERING ACCUMULATOR SYSTEMp. 985
ACCUMULATORp. 985
CHAPTER 70 – STANDARD PRACTICES ENGINESp. 989
TABLE OF CONTENTSp. 991
STANDARD PRACTICES – ENGINEp. 993
CHAPTER 71 – POWERPLANTp. 995
TABLE OF CONTENTSp. 997
GENERALp. 999
DESCRIPTIONp. 999
TROUBLESHOOTINGp. 1001
COWLINGp. 1011
REMOVAL OF ENGINE COWLINGp. 1011
CLEANING, INSPECTION, AND REPAIR OF ENGINE COWLINGp. 1011
INSTALLATION OF ENGINE COWLINGp. 1011
MOUNTSp. 1013
REPLACEMENT OF ENGINE SHOCK MOUNTSp. 1013
ENGINEp. 1014
REMOVAL OF ENGINEp. 1017
INSTALLATION OF ENGINEp. 1017
AIR INTAKESp. 1019
INDUCTION SYSTEM AIR FILTERp. 1019
REMOVAL OF AIR FILTERp. 1019
CLEANING INDUCTION AIR FILTERp. 1019
INSTALLATION OF AIR FILTERp. 1019
ALTERNATE AIR DOORp. 1021
ENGINE COWL FLAPSp. 1022
OPERATION AND ADJUSTMENT OF COWL FLAPSp. 1022
CHAPTER 73 – ENGINE FUEL SYSTEMp. 1025
TABLE OF CONTENTSp. 1027
GENERALp. 1029
DESCRIPTIONp. 1029
TROUBLESHOOTINGp. 1029
DISTRIBUTIONp. 1033
FUEL INJECTION SYSTEM MAINTENANCEp. 1033
FUEL INJECTOR NOZZLE ASSEMBLYp. 1034
REMOVAL OF FUEL INJECTOR NOZZLESp. 1034
CLEANING AND INSPECTION OF FUEL INJECTOR NOZZLESp. 1034
INSTALLATION OF FUEL INJECTOR NOZZLESp. 1034
INDICATINGp. 1037
DUAL FUEL FLOW GAUGEp. 1037
CHAPTER 74 – IGNITIONp. 1039
TABLE OF CONTENTSp. 1041
GENERALp. 1043
ELECTRICAL POWER SUPPLYp. 1045
INSPECTION OF MAGNETOSp. 1047
REMOVAL OF MAGNETOp. 1049
MAGNETO INSTALLATION AND TIMING PROCEDURE (MAGNETO TO ENGINE)p. 1050
DISTRIBUTIONp. 1055
HARNESS ASSEMBLYp. 1055
INSPECTION OF HARNESSp. 1055
REMOVAL OF HARNESSp. 1056
MAINTENANCE OF HARNESSp. 1056
INSTALLATION OF HARNESSp. 1056
SPARK PLUGSp. 1057
REMOVAL OF SPARK PLUGSp. 1057
INSPECTION AND CLEANING OF SPARK PLUGSp. 1060
INSTALLATION OF SPARK PLUGSp. 1061
CHAPTER 76 – ENGINE CONTROLSp. 1093
TABLE OF CONTENTSp. 1095
GENERALp. 1097
POWER CONTROL (SENECA IV)p. 1099
RIGGING OF THROTTLE CONTROLSp. 1099
RIGGING OF PROPELLER CONTROLSp. 1099
RIGGING OF MIXTURE CONTROLSp. 1099
ENGINE SETUP PROCEDURESp. 1100
LEAK CHECK – GAUGE LINESp. 1102
EXHAUST BYPASS CHECKp. 1103
IDLE PERFORMANCE CHECKp. 1104
CHECK AND ADJUSTMENT OF IDLE FUEL PRESSUREp. 1105
CHECK AND ADJUSTMENT OF IDLE MIXTUREp. 1105
CHECK AND ADJUSTMENT OF IDLE SPEEDp. 1106
CHECK AND ADJUSTMENT FOR FULL POWER PERFORMANCEp. 1107
CHECKING FUEL SYSTEM MATCHp. 1110
POST SETUP PROCEDURESp. 1110
FLIGHT TEST PROCEDURESp. 1110
POWER CONTROL (SENECA V)p. 1113
RIGGING OF THROTTLE CONTROLSp. 1113
RIGGING OF PROPELLER CONTROLSp. 1113
RIGGING OF MIXTURE CONTROLSp. 1113
ENGINE SETUP PROCEDURESp. 1115
PREPARATORY OPERATIONSp. 1115
FUEL PRESSUREp. 1116
IDLE PERFORMANCEp. 1117
FULL POWER PERFORMANCE:p. 1118
RECHECKp. 1119
CLEAN-UPp. 1119
FLIGHT CHECKSp. 1120
CHAPTER 77 – ENGINE INDICATINGp. 1125
TABLE OF CONTENTSp. 1127
GENERALp. 1129
POWERp. 1131
MANIFOLD PRESSURE GAUGE SYSTEMp. 1131
ELECTRIC TACHOMETER INSTALLATIONp. 1132
REMOVAL AND INSTALLATION OF TACHOMETERp. 1132
REMOVAL AND INSTALLATION OF TACHOMETER GENERATOR (SENECA IV)p. 1132
TEMPERATUREp. 1137
EXHAUST GAS TEMPERATURE GAUGEp. 1137
REMOVAL OF EGT PROBES AND GAUGEp. 1137
CLEANING AND INSPECTIONp. 1137
INSTALLATION OF EGT PROBES AND GAUGEp. 1138
CYLINDER HEAD TEMPERATURE GAUGEp. 1140
ENGINE INSTRUMENT & DIGITAL DISPLAY MONITORING PANELp. 1143
INTRODUCTIONp. 1143
TROUBLESHOOTINGp. 1143
ANALOG INSTRUMENTSp. 1146
INSTRUMENT SELF TESTp. 1146
INSTRUMENT STATUS LEDp. 1146
DIGITAL DISPLAY MONITORING PANEL (DDMP)p. 1147
SELF TESTp. 1147
DDMP CONTROLSp. 1147
ALARM MODEp. 1147
INSTRUMENT MODEp. 1149
ELECTRICAL MODEp. 1150
EXCEEDANCE MODEp. 1151
PERCENT POWER MODEp. 1153
TEMPERATURE MODEp. 1154
FUEL MODEp. 1155
RS-232 INTERFACEp. 1156
REMOVAL AND INSTALLATION OF ENGINE INSTRUMENTSp. 1157
REMOVAL AND INSTALLATION OF DIGITAL DISPLAY MONITORING PANEL (DDMP)p. 1157
INSTRUMENT CALIBRATIONp. 1157
CHAPTER 79 – OILp. 1159
TABLE OF CONTENTSp. 1161
GENERALp. 1163
DISTRIBUTIONp. 1165
OIL FILTER REPLACEMENTp. 1165
INDICATINGp. 1167
ENGINE OIL PRESSUREp. 1167
ENGINE OIL TEMPERATUREp. 1167
TROUBLESHOOTING ENGINE OIL PRESSURE GAUGESp. 1168
TROUBLESHOOTING ENGINE OIL TEMPERATURE GAUGESp. 1169
CHAPTER 80 – STARTINGp. 1171
TABLE OF CONTENTSp. 1173
GENERALp. 1175
DESCRIPTION AND OPERATIONp. 1175
TROUBLESHOOTINGp. 1176
CRANKINGp. 1179
MAINTENANCE OF SYSTEMp. 1179
OVERHAUL OF STARTING MOTORp. 1181
REMOVAL OF STARTING MOTORp. 1181
STARTING MOTOR SERVICE TEST SPECIFICATIONSp. 1181
CHAPTER 81 – TURBINESp. 1183
TABLE OF CONTENTSp. 1185
GENERALp. 1187
DESCRIPTION AND OPERATIONp. 1187
TROUBLESHOOTINGp. 1188
TURBOCHARGER NOMENCLATUREp. 1189
TURBOCHARGERp. 1193
REMOVAL OF TURBOCHARGERp. 1193
PERIODIC INSPECTIONp. 1193
MAJOR INSPECTION AND CLEANINGp. 1194
INSTALLATION OF TURBOCHARGER (SENECA IV)p. 1196
INSTALLATION OF TURBOCHARGER (SENECA V)p. 1198
ADJUSTMENT OF TURBOCHARGERp. 1200
OVERBOOST VALVEp. 1200
REMOVAL OF OVERBOOST VALVEp. 1200
INSTALLATION OF OVERBOOST VALVEp. 1200
CHAPTER 91 – CHARTS & WIRING DIAGRAMSp. 1205
TABLE OF CONTENTSp. 1207
TORQUE REQUIREMENTSp. 1209
RECOMMENDED TORQUE VALUESp. 1210
FLARE FITTING TORQUESp. 1212
CONVERSION TABLESp. 1213
DECIMAL/MILLIMETER EQUIVALENTS OF DRILL SIZESp. 1218
LIST OF CONSUMABLE MATERIALSp. 1219
ELECTRICAL WIRE CODINGp. 1224
ELECTRICAL SYMBOLSp. 1225
WIRING DIAGRAM INDEXp. 1229
CHAPTER 95 – SPECIAL EQUIPMENTp. 1331
TABLE OF CONTENTSp. 1333
CONTROL SURFACE BALANCING TOOLp. 1335
TIRE BALANCER BUILDING INSTRUCTIONSp. 1336
AILERON BELLCRANK RIGGING TOOLp. 1337
AILERON AND FLAP RIGGING TOOLp. 1337
STABILATOR RIGGING TOOLp. 1338
RUDDER RIGGING TOOLp. 1339
HEATER PLUG GAP ADJUSTMENT TOOLp. 1340
FABRICATED TOOL FOR BAGGAGE DOOR LOCKp. 1341

  • Chapter 4 – Airworthiness Limitations: Mandatory replacement times and structural inspection intervals required for type certification, including the 500-hour replacement requirement for the nose gear upper drag link bolt assembly (P/N 400-274).
  • Chapter 5 – Time Limits/Maintenance Checks: Defines the 50, 100, 500, and 1000-hour scheduled inspection programs (Annual/100 Hour, Progressive, and Special Inspections). Includes detailed procedures for propeller, engine, cabin, fuselage, wings, landing gear, and operational inspections. Also covers unscheduled checks for lightning strike, severe turbulence, and hard landings.
  • Chapters 6-12 – General & Servicing: Dimensions, jacking, leveling, weighing, towing, parking, placards, and complete servicing instructions for fuel, oil, oleo struts, brakes, tires, and airframe lubrication (includes detailed lubrication charts).
  • Chapter 20 – Standard Practices – Airframe: Cherrylock rivet removal, identification of fluid lines, flareless tube assemblies, self-lubricating bearings, torque wrench formulas, and maximum allowable resistance values for electrical bonding.
  • Chapter 21 – Environmental Systems: Complete overhaul and troubleshooting of the combustion heater (including spark plug, ignition unit, and fuel regulator service) and the air conditioning system (R12 for Seneca IV, R134a for Seneca V). Covers leak detection, evacuation, and charging procedures.
  • Chapter 22 – Autoflight: General information for the automated flight control systems (Bendix/King and S-TEC).
  • Chapter 23 – Communications: Emergency Locator Transmitter (ELT) battery replacement and testing for Narco 910 and Artex 110-4 units.
  • Chapter 24 – Electrical Power: DC generation, alternator system (60 amp on Seneca IV, 85 amp on Seneca V), battery servicing, alternator control unit (Lamar B-00382-1) bench testing, and electrical load distribution charts.
  • Chapter 25 – Equipment/Furnishings: Seat and console removal/installation, lumbar seat bladder repair, and shoulder harness inertia reel adjustment.
  • Chapter 26 – Fire Protection: Servicing of the portable halon fire extinguisher.
  • Chapter 27 – Flight Controls: Comprehensive rigging, adjustment, and repair of aileron, rudder, stabilator, and electrically operated flap systems. Includes control cable inspection techniques, pulley wear patterns, and stall warning system setup.
  • Chapter 28 – Fuel: Fuel system operation (128-gallon capacity), storage (metal tanks and bladder cells), distribution (selector valve, electric and engine-driven pumps), and indicating (fuel quantity sender calibration for both Seneca IV and V). Includes detailed repair procedures for the Goodyear Vithane fuel cells.
  • Chapter 29 – Hydraulic Power: Oildyne hydraulic pump servicing, landing gear free-fall valve, and gear actuating cylinder overhaul.
  • Chapter 30 – Ice and Rain Protection: Pneumatic deice system (boots, valves, timer), electrical prop deice (slip rings, brush assemblies), heated windshield, and pitot/stall warning heat.
  • Chapter 32 – Landing Gear: Disassembly, inspection, and reassembly of main and nose gear oleo struts. Also covers wheel and brake systems (Cleveland 30-83), parking brake valve, toe brake cylinders, limit switch adjustments, and squat switch rigging.
  • Chapters 33-37 – Lights, Navigation, Oxygen, Vacuum: Annunciator panel troubleshooting, strobe and navigation lights, pitot-static system, radar altimeter, and the fixed oxygen system (including hydrostatic test requirements).
  • Chapters 51-57 – Structures & Doors: Fiberglass/thermoplastic repair procedures, wing removal and installation, control surface balancing (aileron, rudder, stabilator), and door snubber installation.
  • Chapter 61 – Propellers: Maintenance, removal, installation, and rigging of Hartzell two-blade and McCauley three-blade propellers. Covers the propeller governor, synchrophaser (magnetic pickup), and unfeathering accumulator.
  • Chapters 71-81 – Power Plant & Engine Systems: Engine cowling removal, engine mount replacement, engine removal/installation, fuel injection system (Continental and RSA-5), ignition system (magneto timing and harness inspection), engine control rigging, starting motor, turbocharger system (Rayjay and Garrett), and oil system service.
  • Chapter 91 – Charts & Wiring Diagrams: Comprehensive torque tables, conversion charts, consumable materials list, and complete wiring diagram index covering all aircraft systems.
  • Chapter 95 – Special Equipment: Dimensions and fabrication instructions for essential shop tools including the control surface balancing tool, tire balancer, and various rigging tools.

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PA-34-220T Seneca IV & V Airplane Maintenance Manual PDF (2002 Revision) — PDF page 1 preview
PA-34-220T Seneca IV & V Airplane Maintenance Manual PDF (2002 Revision) — PDF page 63 preview
PA-34-220T Seneca IV & V Airplane Maintenance Manual PDF (2002 Revision) — PDF page 217 preview

This manual provides the official, step-by-step maintenance procedures for the entire Seneca IV and V aircraft. It is an essential resource for any owner, operator, or A&P mechanic performing scheduled inspections, troubleshooting malfunctions, or conducting repairs. The detailed instructions include critical torque values, clearances, and safety checks that are not available in generic publications.

Save Time, Avoid Mistakes, and Ensure Airworthiness

Having the correct technical documentation is not a luxury—it is a necessity. Using this factory-issued manual ensures that you are working with the exact procedures that Piper Aircraft uses to certify the airworthiness of the Seneca. It contains the approved data necessary for performing 100-hour, annual, and progressive inspections, as well as complex tasks like engine replacement, landing gear rigging, and flight control surface balancing.

With instant PDF delivery, you can have this comprehensive 1,342-page manual on your computer, tablet, or phone within minutes of purchase. Search for any term, navigate directly to the chapter you need, and print only the pages required for the job. No more waiting for shipping or trying to decipher poor-quality photocopies.

This is the complete, unaltered factory manual that will help you maintain your Seneca IV or V to the highest standard of safety and performance.

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