Description
Piper PA-34-220T Seneca IV/V Maintenance Manual – 2006 Edition
The Piper PA-34-220T Seneca IV/V Maintenance Manual is the complete Instructions for Continued Airworthiness document for the Seneca IV and Seneca V twin-engine airplanes. Published by The New Piper Aircraft, Inc. under Part Number 761-888 and dated April 28, 2006, this manual covers every major airframe, engine, and system component across both model variants. Whether you are performing a 100-hour inspection, troubleshooting an electrical fault, rigging flight controls, or overhauling landing gear, this Piper PA-34-220T maintenance manual provides the procedures, specifications, and diagrams needed to complete the job correctly.
File Details
- Manual Type: Airplane Maintenance Manual (Instructions for Continued Airworthiness)
- Brand: Piper / The New Piper Aircraft, Inc.
- Model: PA-34-220T Seneca IV and Seneca V
- Part Number: 761-888
- Publication Date: April 28, 2006
- Language: English
- File Format: PDF
- Aerofiche Cards: 7
Chapters Covered
- 4 – Airworthiness Limitations
- 5 – Time Limits / Maintenance Checks
- 6 – Dimensions and Areas
- 7 – Lifting and Shoring
- 8 – Leveling and Weighing
- 9 – Towing and Taxiing
- 10 – Parking and Mooring
- 11 – Placards and Markings
- 12 – Servicing
- 20 – Standard Practices – Airframe
- 21 – Environmental Systems
- 22 – Autoflight
- 24 – Electrical Power
- 25 – Equipment / Furnishings
- 26 – Fire Protection
- 27 – Flight Controls
- 28 – Fuel
- 29 – Hydraulic Power
- 30 – Ice and Rain Protection
- 31 – Indicating / Recording Systems
- 32 – Landing Gear
- 33 – Lights
- 34 – Navigation
- 35 – Oxygen
- 37 – Vacuum
- 39 – Electrical / Electronic Panels
- 51 – Structures
- 52 – Doors
- 55 – Stabilizers
- 56 – Windows
- 57 – Wings
- 61 – Propellers
- 70 – Standard Practices – Engine
- 71 – Power Plant
- 73 – Engine Fuel and Control
- 74 – Ignition
- 76 – Engine Controls
- 77 – Engine Indicating
- 79 – Oil
- 80 – Starting
- 81 – Turbines
- 91 – Charts & Wiring Diagrams
- 95 – Special Purpose Equipment
- Appendix 1 – Ground Test Procedure (Meggitt Magic ADAHRS and Pitot-Static System)
This Piper PA-34-220T maintenance manual covers the airframe and power plant systems in remarkable detail. Each chapter opens with troubleshooting charts, followed by removal, installation, rigging, adjustment, and inspection procedures. The landing gear chapter alone walks through oleo strut servicing, torque link inspection, wheel alignment, brake bleeding, and limit switch adjustment. The flight controls chapter provides cable tension values, rigging tool dimensions, and control surface balancing procedures. Engine chapters cover the Continental TSIO-360 and LTSIO-360 series engines used in the Seneca IV and Seneca V, including fuel injection, turbocharger systems, ignition timing, and engine control rigging. The manual also includes electrical schematics and wiring diagrams for every system, from the alternator charging circuit to the annunciator panel and Avidyne EFIS installation.
What This Piper PA-34-220T Service Manual Enables
With this Seneca IV/V maintenance manual, a qualified technician can perform virtually every task required to keep these airplanes airworthy. The document supports annual and 100-hour inspections, progressive inspection programs, and unscheduled maintenance checks after hard landings, lightning strikes, or engine overhauls. You get access to the exact torque values, cable tensions, fluid capacities, and wear limits specified by the manufacturer. The manual also covers specialized procedures like stabilator balancing, aileron rigging, rudder trim adjustment, and flap travel checks that are critical for safe flight characteristics.
Detailed System Coverage in This Piper Seneca IV/V Manual
The Piper PA-34-220T maintenance manual goes far beyond routine maintenance. It includes complete disassembly and assembly procedures for the main landing gear oleo struts, nose gear oleo and trunnion assemblies, and the hydraulic free-fall valve. The fuel system chapter covers the storage, distribution, and indicating systems for both the Seneca IV and Seneca V, including the fuel selector valve, electric fuel pump, fuel filters, and the fuel quantity calibration procedures for the DDMP and Avidyne systems. The environmental systems chapter details the Janitrol combustion heater, air conditioning compressor, condenser, evaporator, and the overhead vent blower. The electrical power chapter explains the alternator system, battery servicing, external power, and the electrical load distribution for both 60-amp and 85-amp alternator configurations.
Complete PDF Bookmark Tree
Complete Bookmarks
The complete bookmarks in the “Piper PA-34-220T Seneca IV/V Maintenance Manual – 2006 Edition” are as follows:
+761-888 – SENECA IV/V MAINTENANCE MANUAL – PA-34-220Tp. 1
AEROFICHE REVISION STATUSp. 3
+INTRODUCTIONp. 5
LIST OF EFFECTIVE PAGESp. 5
TABLE OF CONTENTSp. 7
+INTRODUCTIONp. 9
INSTRUCTIONS FOR CONTINUED AIRWORTHINESSp. 9
GENERALp. 9
EFFECTIVITYp. 10
SERIAL NUMBER EXPLANATIONp. 10
ASSIGNMENT OF SUBJECT MATERIALp. 10
PAGINATIONp. 11
AEROFICHE EFFECTIVITYp. 11
IDENTIFYING REVISED MATERIALp. 11
INDEXINGp. 11
LIST OF EFFECTIVE PAGESp. 11
WARNINGS, CAUTIONS AND NOTESp. 12
ACCIDENT/INCIDENT REPORTINGp. 12
+SUPPLEMENTARY PUBLICATIONSp. 12
PIPER PUBLICATIONSp. 12
VENDOR PUBLICATIONSp. 12
CHAPTER/SECTION INDEX GUIDEp. 17
INDEXp. 23
+CHAPTER 4 – AIRWORTHINESS LIMITATIONSp. 31
LIST OF EFFECTIVE PAGESp. 33
TABLE OF CONTENTSp. 35
+AIRWORTHINESS LIMITATIONSp. 37
LIMITATIONSp. 37
INSPECTIONSp. 37
LIFE LIMITED PARTS MARKING AND DISPOSITIONp. 37
+CHAPTER 5 – TIME LIMITS / MAINTENANCE CHECKSp. 39
LIST OF EFFECTIVE PAGESp. 41
TABLE OF CONTENTSp. 43
GENERALp. 45
TIME LIMITSp. 47
+SCHEDULED MAINTENANCEp. 49
DESCRIPTIONp. 49
DEFINITIONSp. 49
+INSPECTION REQUIREMENTSp. 51
ANNUAL / 100 HOUR INSPECTIONp. 51
PROGRESSIVE INSPECTIONp. 51
OVERLIMITS INSPECTIONp. 51
ANNUAL / 100 HOUR INSPECTION PROCEDUREp. 52
+SCHEDULED MAINTENANCEp. 55
PROPELLER GROUPp. 55
ENGINE GROUPp. 55
TURBOCHARGER GROUPp. 57
CABIN AND COCKPIT GROUPp. 58
FUSELAGE AND EMPENNAGE GROUPp. 58
WING GROUPp. 60
LANDING GEAR GROUPp. 61
SPECIAL INSPECTIONp. 62
OPERATIONAL INSPECTIONp. 63
GENERALp. 63
NOTESp. 64
+SPECIAL INSPECTIONSp. 71
PER FLIGHT HOURp. 71
PER CALENDAR YEARp. 73
+PER SPECIFIC OPERATION / OPERATING ENVIRONMENTp. 75
HIGH DUST OR INDUSTRIAL POLLUTION ENVIRONMENTp. 75
HIGH SALT OR HIGH HUMIDITY ENVIRONMENTp. 75
EXTREME COLDp. 76
SOFT OR UNUSUAL TERRAINp. 76
+UNSCHEDULED MAINTENANCE CHECKSp. 79
LIGHTNING STRIKEp. 79
ENGINE OVERSPEED, OVERTEMP, LOSS OF OIL, OR SUDDEN STOPPAGEp. 80
SEVERE TURBULENCE, HARD OR OVERWEIGHT LANDINGp. 80
FLAPS EXTENDED ABOVE MAXIMUM FLAP EXTENSION SPEED (VFE )p. 81
FLOOD DAMAGE, IMMERSION IN WATERp. 82
+CHAPTER 6 – DIMENSIONS AND AREASp. 89
LIST OF EFFECTIVE PAGESp. 91
TABLE OF CONTENTSp. 93
+GENERALp. 95
LEADING PARTICULARS AND PRINCIPAL DIMENSIONSp. 96
STATION REFERENCE LINESp. 100
ACCESS AND INSPECTION PROVISIONSp. 102
+CHAPTER 7 – LIFTING AND SHORINGp. 107
LIST OF EFFECTIVE PAGESp. 109
TABLE OF CONTENTSp. 111
JACKINGp. 113
+CHAPTER 8 – LEVELING AND WEIGHINGp. 115
LIST OF EFFECTIVE PAGESp. 117
TABLE OF CONTENTSp. 119
WEIGHINGp. 121
LEVELINGp. 123
+CHAPTER 9 – TOWING AND TAXIINGp. 125
LIST OF EFFECTIVE PAGESp. 127
TABLE OF CONTENTSp. 129
TOWINGp. 131
TAXIINGp. 133
+CHAPTER 10 – PARKING AND MOORINGp. 135
LIST OF EFFECTIVE PAGESp. 137
TABLE OF CONTENTSp. 139
+PARKINGp. 141
PARKINGp. 141
LOCKING AIRPLANEp. 141
MOORINGp. 143
+CHAPTER 11 – PLACARDS AND MARKINGSp. 145
LIST OF EFFECTIVE PAGESp. 147
TABLE OF CONTENTSp. 149
EXTERIOR PLACARDS AND MARKINGSp. 151
+INTERIOR PLACARDSp. 153
+CHAPTER 12 – SERVICINGp. 163
LIST OF EFFECTIVE PAGESp. 165
TABLE OF CONTENTSp. 167
+GENERALp. 169
+AIRCRAFT FINISH CAREp. 169
DUPONT IMRON 6000 PAINT SYSTEMp. 169
CLEANINGp. 170
+CLEANINGp. 170
EXTERIOR SURFACESp. 170
ENGINE COMPARTMENTp. 170
LANDING GEARp. 171
WINDSHIELD AND WINDOWSp. 171
CLEANING INTERIORp. 172
CLEANING SURFACE DEICING EQUIPMENTp. 173
+REPLENISHINGp. 177
+FUEL SYSTEMp. 178
FUEL FILTERp. 178
+FUEL TANKSp. 179
FILLINGp. 179
DRAINING MOISTUREp. 179
DRAINING ENTIRELYp. 180
FLUSHING TANKS AND SELECTOR VALVEp. 180
+OIL SYSTEMp. 180
+OIL SUMPp. 181
DRAININGp. 181
FILLINGp. 181
OIL SCREEN (SUCTION)p. 181
RECOMMENDATIONS FOR CHANGING OILp. 181
OIL FILTERp. 182
+LANDING GEARp. 182
SERVICING OLEO STRUTSp. 182
FILLING NOSE GEAR OLEO STRUTp. 183
FILLING MAIN GEAR OLEO STRUTp. 184
INFLATING OLEO STRUTSp. 185
+BRAKE SYSTEMp. 185
FILLING BRAKE CYLINDER RESERVOIRp. 185
DRAINING BRAKE SYSTEMp. 186
TIRESp. 186
HYDRAULIC SYSTEMp. 187
BATTERYp. 187
OXYGEN SYSTEMp. 187
+SCHEDULED SERVICINGp. 191
SERVICING STEERING BUNGEESp. 191
INDUCTION AIR FILTERp. 192
ALTERNATE AIR DOORp. 192
ELECTRICAL SYSTEMp. 192
TIRE BALANCEp. 193
+AIRFRAME LUBRICATIONp. 194
APPLICATION OF GREASEp. 194
APPLICATION OF OILp. 194
+LUBRICATION CHARTSp. 195
LANDING GEAR, MAINp. 196
NOSE GEARp. 197
CONTROL SYSTEM, PART 1p. 198
CONTROL SYSTEM, PART 2p. 199
POWER PLANT AND PROPELLERp. 200
CABIN DOOR, BAGGAGE DOOR AND SEATSp. 201
+CHAPTER 20 – STANDARD PRACTICES – AIRFRAMEp. 205
LIST OF EFFECTIVE PAGESp. 207
TABLE OF CONTENTSp. 209
+GENERALp. 211
DESCRIPTIONp. 211
TORQUE WRENCHESp. 211
INSTALLING ROD END BEARINGSp. 213
REMOVING CHERRYLOCK RIVETSp. 213
IDENTIFICATION OF FLUID LINESp. 214
INSPECTION OF FLEXIBLE HOSESp. 214
FLARELESS TUBE ASSEMBLIESp. 217
SUPPORT CLAMPSp. 218
“V” BAND COUPLINGp. 218
SELF-LUBRICATING IMPREGNATED BEARING/BUSHINGSp. 218
DYE PENETRANT INSPECTIONp. 220
+PAINTINGp. 223
PAINTING SAFETYp. 223
POLYURETHANE PAINT SAFETYp. 223
PAINT APPLICATIONp. 224
PAINTING SEQUENCEp. 224
COLOR MATCHINGp. 224
TRIM AND REGISTRATION NUMBERSp. 224
PAINT SYSTEM COMPATIBILITYp. 225
COMMON PAINT TROUBLESp. 225
STORAGEp. 226
PAINTING FACILITYp. 226
AIRCRAFT FINISH CAREp. 226
+CHAPTER 21 – ENVIRONMENTAL SYSTEMSp. 259
LIST OF EFFECTIVE PAGESp. 261
TABLE OF CONTENTSp. 263
+GENERALp. 267
+DISTRIBUTIONp. 269
+CABIN VENT SYSTEMp. 269
OVERHEAD VENT BLOWERp. 269
AVIONICS COOLING BLOWERp. 271
+HEATINGp. 275
DESCRIPTIONp. 275
TROUBLESHOOTINGp. 275
HEATER SYSTEM – OPERATIONAL TESTp. 279
+HEATER AND BASIC COMPONENTSp. 280
SPARK – SPRAY IGNITIONp. 280
+FUEL REGULATOR AND SHUTOFF VALVEp. 280
DUCT SWITCHp. 280
COMBUSTION AIR BLOWERp. 280
VENTILATING AIR BLOWERp. 280
HEATER HOUR METER (OPTIONAL)p. 280
OPERATING CONTROLSp. 280
OPERATING PROCEDUREp. 283
MAINTENANCE SERVICEp. 283
+INSPECTION OF HEATER AND HEATER COMPONENTSp. 283
50 HOUR INSPECTIONp. 283
100 HOUR INSPECTIONp. 283
REMOVAL OF HEATERp. 284
INSTALLATION OF HEATERp. 284
+HEATER ELECTRICAL SYSTEM CHECKSp. 285
ELECTRICAL CHECKSp. 285
VENT BLOWER POWER CIRCUIT CHECKSp. 285
HEATER POWER CIRCUIT CHECKp. 285
+GENERAL MAINTENANCEp. 287
COMBUSTION AIR BLOWERp. 287
SPARK PLUGp. 289
+IGNITION UNITp. 291
REMOVAL AND INSTALLATIONp. 291
INSPECTIONp. 291
TESTINGp. 293
OPERATIONAL TESTp. 293
+VIBRATORp. 293
REMOVAL AND INSTALLATIONp. 293
CYCLING SWITCH AND LIMIT (OVERHEAT) SWITCHp. 294
COMBUSTION AIR PRESSURE SWITCHp. 294
+FUEL REGULATOR AND SHUTOFF VALVEp. 295
100 HOUR INSPECTIONp. 295
REMOVALp. 295
ADJUSTMENTp. 295
INSTALLATIONp. 295
+HEATER FUEL PUMP MAINTENANCEp. 297
REMOVALp. 297
DISASSEMBLYp. 297
CLEANINGp. 298
INSPECTION AND REPAIRp. 298
ASSEMBLYp. 298
INSTALLATIONp. 299
DUCT SWITCHp. 299
OVERHAUL INSTRUCTIONSp. 299
+TEST PROCEDUREp. 299
GENERAL INFORMATIONp. 299
EQUIPMENT REQUIREDp. 299
OPERATIONAL TEST (ON TEST BENCH)p. 300
INSPECTION OF FUEL NOZZLE ORIFICEp. 301
+COOLINGp. 307
FRESH AIR (STANDARD)p. 307
+AIR CONDITIONING (OPTIONAL)p. 307
DESCRIPTION AND OPERATIONp. 307
TROUBLESHOOTINGp. 309
+SERVICING COOLING SYSTEMp. 315
MALFUNCTION DETECTIONp. 317
+SPECIAL SERVICING PROCEDURESp. 318
REFRIGERANT SAFETY PRECAUTIONSp. 318
SYSTEM SERVICING PRECAUTIONSp. 319
+SERVICING THE SYSTEM WITH A CHARGING STANDp. 320
DISCHARGINGp. 320
LEAK DETECTIONp. 323
EVACUATING THE SYSTEMp. 324
CHARGING THE SYSTEMp. 327
POST CHARGING OPERATIONAL CHECKp. 330
+SERVICING THE SYSTEM WITH A MANIFOLD SETp. 331
TEST GAUGE AND MANIFOLD SETp. 331
LEAK DETECTIONp. 333
EVACUATING THE SYSTEMp. 334
CHARGING THE SYSTEM USING THE AIRPLANE COMPRESSORp. 335
POST CHARGING OPERATIONAL CHECKp. 335
ADDING PARTIAL CHARGE TO SYSTEMp. 336
+COMPRESSORp. 337
COMPRESSOR SERVICEp. 337
REMOVALp. 337
INSTALLATIONp. 337
CHECKING COMPRESSOR OIL LEVELp. 338
DRIVE BELT SERVICEp. 340
REFRIGERANT LINES AND ROUTINGp. 342
+RECEIVER – DEHYDRATORp. 342
REMOVALp. 342
INSTALLATIONp. 342
+CONDENSERp. 265
REMOVALp. 265
INSTALLATIONp. 265
CONDENSER DOOR ACTUATORp. 265
CONDENSER ASSEMBLY RIGGINGp. 265
+EXPANSION VALVEp. 349
REMOVALp. 349
INSTALLATIONp. 349
+EVAPORATORp. 349
REMOVALp. 349
INSTALLATIONp. 349
PRESSURE RELIEF SWITCHp. 350
SERVICE VALVESp. 265
+ELECTRICAL INSTALLATIONp. 350
ADJUSTMENT OF THROTTLE SWITCHp. 350
FUSE REPLACEMENTp. 350
ELECTRICAL SCHEMATICp. 350
+CHAPTER 22 – AUTOFLIGHTp. 353
LIST OF EFFECTIVE PAGESp. 355
TABLE OF CONTENTSp. 357
+AUTOPILOTp. 359
GENERALp. 359
+S-TEC SYSTEM 55 / 55Xp. 359
S-TEC SYSTEM 55p. 359
S-TEC SYSTEM 55Xp. 359
DESCRIPTIONp. 359
TROUBLESHOOTINGp. 365
GPSSp. 365
SYSTEM OPERATIONp. 365
MAINTENANCEp. 365
POST-MAINTENANCE OPERATIONAL CHECKOUTp. 366
PANEL-MOUNTED COMPONENTSp. 367
COMPONENT LOCATORp. 367
+TRIM MONITORp. 368
REMOVALp. 368
INSTALLATIONp. 368
+PRESSURE TRANSDUCERp. 368
REMOVALp. 368
INSTALLATIONp. 368
+ROLL SERVOp. 370
REMOVALp. 370
INSTALLATIONp. 371
+TRIM SERVOp. 373
REMOVALp. 373
INSTALLATIONp. 373
+PITCH SERVOp. 376
REMOVALp. 376
INSTALLATIONp. 376
SERVO CLUTCH TORQUE ADJUSTMENTp. 378
FLAP COMPENSATORp. 378
+CHAPTER 24 – ELECTRICAL POWERp. 381
LIST OF EFFECTIVE PAGESp. 383
TABLE OF CONTENTSp. 385
+GENERALp. 387
DESCRIPTION AND OPERATIONp. 387
TROUBLESHOOTING ALTERNATORp. 387
+D.C. GENERATIONp. 395
+ALTERNATOR SYSTEMp. 395
DESCRIPTION OF ALTERNATORp. 396
CHECKING ALTERNATOR SYSTEMp. 396
CHECKING ALTERNATOR BELT TENSIONp. 396
PRECAUTIONSp. 396
OVERHAUL OF ALTERNATORp. 397
BATTERYp. 397
SERVICING BATTERYp. 399
REMOVAL OF BATTERYp. 399
INSTALLATION OF BATTERYp. 399
CLEANING BATTERYp. 399
REMOVAL OF BATTERY ACID RECOVERY JARp. 400
CLEANING ACID RECOVERY JAR AND VENT LINESp. 400
BATTERY CHARGING – (GILL G-247)p. 400
HYDROMETER READING AND BATTERY CHARGEp. 401
BATTERY DISCHARGEp. 402
BATTERY TEMPERATURE CONSIDERATIONSp. 403
BATTERY REPAIRS, STORAGE AND SERVICE TIPSp. 403
PREPARING NEW DRY CHARGED BATTERY FOR INSTALLATIONp. 404
CORROSION PREVENTIONp. 404
+ALTERNATOR CONTROL UNIT – LAMAR B-00382-1p. 404
ADJUSTMENT OF ALTERNATOR CONTROL UNITp. 404
BENCH TEST OF ALTERNATOR CONTROL UNIT – LAMAR B-00382-1p. 404
SETTING UP TEST EQUIPMENTp. 405
VOLTAGE CONTROL UNIT TESTp. 405
EQUALIZER TESTp. 405
OVERVOLTAGE PROTECTION TESTp. 408
+EXTERNAL POWERp. 411
EXTERNAL POWER RECEPTACLE STARTERp. 411
ELECTRICAL LOAD DISTRIBUTIONp. 413
+CHAPTER 25 – EQUIPMENT / FURNISHINGSp. 417
LIST OF EFFECTIVE PAGESp. 419
TABLE OF CONTENTSp. 421
+FLIGHT/PASSENGER COMPARTMENTp. 423
REMOVAL AND INSTALLATION OF SEATSp. 423
CENTER CONSOLE REMOVAL AND INSTALLATIONp. 424
+ENTERTAINMENT/EXECUTIVE CONSOLE (SENECA V ONLY)p. 424
REMOVAL AND INSTALLATIONp. 424
+RESTRAINT SYSTEMp. 427
+INSPECTIONp. 427
SHOULDER HARNESSp. 427
LAP BELTp. 428
INTEGRATED SHOULDER HARNESS/LAP BELT (SCHROTH)p. 428
INERTIAL REEL ADJUSTMENTp. 428
+LUMBAR SUPPORTp. 428
DESCRIPTIONp. 428
REMOVALp. 428
ASSEMBLYp. 429
INSTALLATIONp. 429
CARPETSp. 429
+EMERGENCYp. 433
+ARTEX ELT 110-4 EMERGENCY LOCATOR TRANSMITTERp. 433
DESCRIPTIONp. 433
+BATTERYp. 433
REMOVALp. 433
INSTALLATIONp. 433
TESTINGp. 434
+NARCO 910p. 436
BATTERY REMOVAL AND INSTALLATIONp. 436
TESTINGp. 436
+CHAPTER 26 – FIRE PROTECTIONp. 441
LIST OF EFFECTIVE PAGESp. 443
TABLE OF CONTENTSp. 445
+EXTINGUISHINGp. 447
+PORTABLE FIRE EXTINGUISHERp. 447
DESCRIPTIONp. 447
INSPECTIONp. 447
+CHAPTER 27 – FLIGHT CONTROLSp. 481
LIST OF EFFECTIVE PAGESp. 483
TABLE OF CONTENTSp. 485
+GENERALp. 487
DESCRIPTION AND OPERATIONp. 487
STANDARD PRACTICES AND PROCEDURESp. 487
+CONTROL CABLE INSPECTIONp. 489
CABLE DAMAGEp. 489
EXTERNAL WEAR PATTERNSp. 490
INTERNAL CABLE WEARp. 491
CORROSIONp. 491
CABLE MAINTENANCEp. 492
CABLE FITTINGSp. 492
PULLEYSp. 492
+AILERON CONTROLSp. 497
TROUBLESHOOTINGp. 497
+CONTROL COLUMN ASSEMBLYp. 498
REMOVALp. 498
INSTALLATIONp. 500
+AILERON CONTROL CABLESp. 504
REMOVALp. 504
INSTALLATIONp. 507
+AILERON BELLCRANK ASSEMBLYp. 508
REMOVALp. 508
INSTALLATIONp. 508
RIGGING AND ADJUSTMENTp. 508
+RUDDER CONTROLSp. 513
TROUBLESHOOTINGp. 513
+RUDDER PEDAL ASSEMBLYp. 514
REMOVALp. 514
INSTALLATIONp. 514
+RUDDER CONTROL CABLESp. 515
REMOVALp. 515
INSTALLATIONp. 518
RIGGING AND ADJUSTMENTp. 518
+RUDDER TRIM CONTROLS (FORWARD)p. 520
REMOVALp. 520
INSTALLATIONp. 522
+RUDDER TRIM CONTROLS (AFT)p. 523
REMOVALp. 523
INSTALLATIONp. 523
RIGGING AND ADJUSTMENTp. 524
+STABILATOR CONTROLSp. 529
TROUBLESHOOTINGp. 529
+STABILATOR CONTROL CABLESp. 530
REMOVALp. 530
INSTALLATIONp. 532
RIGGING AND ADJUSTMENTp. 536
+STABILATOR TRIM ASSEMBLY (FORWARD)p. 537
REMOVALp. 537
INSTALLATIONp. 538
+STABILATOR TRIM CONTROLS (AFT)p. 539
REMOVALp. 539
INSTALLATIONp. 539
RIGGING AND ADJUSTMENTp. 540
+STALL WARNING SYSTEMp. 541
TROUBLESHOOTINGp. 541
LIFT DETECTORp. 541
FLIGHT TEST PROCEDUREp. 542
+FLAP CONTROLSp. 545
TROUBLESHOOTINGp. 545
+ELECTRICALLY OPERATED WING FLAPSp. 545
REMOVALp. 545
INSTALLATIONp. 547
CONTROL CABLE RIGGINGp. 548
CAM ADJUSTMENTp. 548
FLAP ANGLE SETTINGp. 550
FLAP TRAVEL CHECKp. 550
FLAP INDICATOR CHECKp. 550
TORQUE TUBE/PUSH ROD DISTORTION INSPECTIONp. 552
+CHAPTER 28 – FUELp. 555
LIST OF EFFECTIVE PAGESp. 557
TABLE OF CONTENTSp. 559
+GENERALp. 561
DESCRIPTION AND OPERATIONp. 561
TROUBLESHOOTINGp. 562
INSPECTION OF FUEL SYSTEMp. 562
+STORAGEp. 569
+INSPECTION AND REPAIR OF FUEL TANKSp. 569
REMOVAL OF INBOARD FUEL TANKp. 569
INSTALLATION OF INBOARD FUEL TANKp. 569
REMOVAL OF OUTBOARD FUEL TANKp. 569
INSTALLATION OF OUTBOARD FUEL TANKp. 571
REMOVAL OF BLADDER TYPE FUEL CELLp. 571
INSTALLATION OF BLADDER TYPE FUEL CELLp. 571
+MAINTENANCE OF FUEL CELLSp. 572
CLEANING AND INSPECTION OF FUEL CELLSp. 572
FUEL CELL COMPARTMENTp. 572
HANDLING AND STORAGE OF FUEL CELLSp. 572
+REPAIR OF FUEL CELLSp. 573
HANDLING OF REPAIR MATERIALSp. 573
REPAIR PROCEDURES FOR GOODYEAR VITHANE FUEL CELLSp. 573
REPAIR LIMITATIONS OF FUEL CELLSp. 573
PATCH REPAIR (HEAT CURE METHOD)p. 575
PATCH REPAIR (AIR CURE METHOD)p. 576
DEFECT REPAIR OF FUEL CELLp. 576
+TESTING FUEL CELLSp. 576
SOAP SUDS TESTp. 576
CHEMICAL TESTp. 576
+FLUSH FUEL CAPp. 577
DISASSEMBLYp. 577
ASSEMBLYp. 577
+LOCKING FUEL CAPp. 578
DISASSEMBLYp. 578
ASSEMBLYp. 578
+DISTRIBUTIONp. 583
+FUEL VENT AND VAPOR RETURN SYSTEMSp. 583
VAPOR RETURN SYSTEM (SENECA IV ONLY)p. 583
VAPOR RETURN SYSTEMp. 583
CLEANING THE FUEL SYSTEMp. 583
+FUEL SELECTOR VALVEp. 585
REMOVALp. 585
LEAK TESTp. 585
INSTALLATIONp. 586
RIGGINGp. 586
+ELECTRIC FUEL PUMPp. 586
REMOVAL AND INSTALLATION OF ELECTRIC FUEL PUMPp. 586
AUXILIARY FUEL SYSTEM ADJUSTMENT (SENECA IV ONLY)p. 586
AUXILIARY FUEL SYSTEM OPERATIONAL CHECK (SENECA IV ONLY)p. 588
+FUEL FILTERSp. 588
REMOVAL OF FUEL FILTERp. 588
DISASSEMBLY OF FUEL FILTERp. 590
CLEANING, INSPECTION AND REPAIR OF FUEL FILTERp. 590
ASSEMBLY OF FUEL FILTERp. 590
INSTALLATION OF FUEL FILTERp. 591
+INDICATINGp. 593
+SENECA IVp. 593
FUEL QUANTITY SENDER UNITSp. 593
INSTALLED FUEL QUANTITY SENDER/GAUGE CHECKp. 593
+SENECA Vp. 595
DDMP FUEL QUANTITY CALIBRATIONp. 595
AVIDYNE FUEL QUANTITY CALIBRATIONp. 598
FULL GAUGE RANGE CHECKp. 600
+CHAPTER 29 – HYDRAULIC POWERp. 603
LIST OF EFFECTIVE PAGESp. 605
TABLE OF CONTENTSp. 607
+GENERALp. 609
DESCRIPTIONp. 609
TROUBLESHOOTINGp. 610
+MAINp. 619
+HYDRAULIC PUMPp. 619
REMOVALp. 619
INSTALLATIONp. 619
FIELD SERVICEp. 622
DISASSEMBLYp. 622
ASSEMBLYp. 622
+LANDING GEAR FREE FALL VALVEp. 624
INSPECTION AND REPAIRp. 624
REMOVALp. 624
INSTALLATIONp. 624
+HYDRAULIC LINESp. 626
REMOVAL AND INSTALLATIONp. 626
TESTING HYDRAULIC SYSTEMp. 626
SERVICING HYDRAULIC PUMP/RESERVOIRp. 626
+CHAPTER 30 – ICE AND RAIN PROTECTIONp. 629
LIST OF EFFECTIVE PAGESp. 631
TABLE OF CONTENTSp. 633
+GENERALp. 637
DESCRIPTION AND OPERATIONp. 637
+AIRFOILSp. 641
TROUBLESHOOTINGp. 641
+INSPECTIONp. 644
GROUND PROCEDUREp. 644
100 HOUR INSPECTIONp. 644
OPERATIONAL CHECKp. 645
+ELECTRICAL TESTSp. 645
+PRESSURE LEAKSp. 646
TESTING FOR PRESSURE LEAKSp. 646
+COMPONENT MAINTENANCE AND REPLACEMENTp. 647
FILTERSp. 647
CONTROL VALVESp. 647
TIMERp. 647
+PNEUMATIC BOOTSp. 648
REMOVAL OF BOOTSp. 648
REPAIR OF PNEUMATIC BOOTSp. 648
COLD REPAIRp. 649
VULCANIZED REPAIRSp. 652
INSTALLING PNEUMATIC BOOTSp. 652
PREPARATION OF LEADING EDGESp. 652
PREPARATION OF DEICER BOOTp. 652
MOUNTING BOOT ON LEADING EDGEp. 653
ADHESION TESTp. 654
CLEANING DEICER BOOTSp. 655
ICEX APPLICATIONp. 655
RESURFACING CONDUCTIVE CEMENTp. 656
FINAL TEST AND ADJUSTMENT OF PNEUMATIC SYSTEMp. 656
+PITOT AND STATICp. 661
+WLNDOWS AND WINDSHIELDp. 665
HEATED WINDSHIELD PANELp. 665
+HEATED PANELp. 665
REMOVAL AND INSTALLATIONp. 665
+PROPELLERSp. 669
TROUBLESHOOTINGp. 674
+USING THE AMMETERp. 674
HELPFUL TIPSp. 674
+INSPECTIONp. 674
50 HOUR INSPECTIONp. 674
100 HOUR INSPECTIONp. 682
+BRUSH ASSEMBLIESp. 685
BRUSH MODULE REPLACEMENTp. 685
ALIGNMENT OF NEW BRUSHESp. 687
BRUSH BLOCK ALIGNMENTp. 687
+SLIP RINGSp. 687
ALIGNMENT OF SLIP RING ASSEMBLIESp. 687
REPLACEMENT OF SLIP RING ASSEMBLIESp. 687
+DEICER BOOTSp. 689
RESISTANCE CHECK OF DEICER BOOTSp. 689
+REPLACEMENTp. 689
REMOVAL OF BOOTSp. 690
BLADE PREPARATIONp. 691
CEMENT APPLICATIONp. 692
INSTALLATION OF DEICER AND REQUIRED MATERIALSp. 692
PREPARATION AND APPLICATION OF SEALERp. 693
WRINKLED DEICERSp. 694
+ELECTRICAL CHECKp. 694
+DEICER WIRING HARNESSp. 695
TWO BLADED PROPELLERSp. 695
THREE BLADED PROPELLERSp. 695
BALANCINGp. 698
FINAL ELECTRIC CHECKp. 698
+OTHER COMPONENTSp. 698
+DETECTIONp. 701
+ICE DETECTION LIGHTp. 701
SERVICINGp. 701
REMOVALp. 701
INSTALLATIONp. 701
+CHAPTER 31 – INDICATING / RECORDING SYSTEMSp. 733
LIST OF EFFECTIVE PAGESp. 735
TABLE OF CONTENTSp. 737
+CENTRAL WARNING SYSTEMSp. 739
+ANNUNCIATOR PANELp. 739
TROUBLESHOOTINGp. 739
LIGHT TESTSp. 744
RIGGING FUEL CROSSFEED ANNUNCIATORp. 745
+CHAPTER 32 – LANDING GEARp. 749
LIST OF EFFECTIVE PAGESp. 751
TABLE OF CONTENTSp. 753
+GENERALp. 757
DESCRIPTIONp. 757
TROUBLESHOOTINGp. 761
+MAIN GEAR AND DOORSp. 763
+MAIN GEAR OLEOp. 763
DISASSEMBLYp. 763
CLEANING, INSPECTION, AND REPAIRp. 763
REASSEMBLINGp. 766
+MAIN LANDING GEARp. 767
REMOVALp. 767
CLEANING, INSPECTION, AND REPAIRp. 767
INSTALLATIONp. 770
ALIGNMENTp. 772
+MAIN GEAR DOORSp. 774
REMOVALp. 774
CLEANING, INSPECTION, AND REPAIRp. 774
INSTALLATIONp. 774
ADJUSTMENTp. 774
+NOSE GEAR AND DOORSp. 777
+NOSE GEAR OLEO ASSEMBLYp. 777
REMOVAL FROM TRUNNIONp. 777
DISASSEMBLYp. 777
CLEANING, INSPECTION, AND REPAIRp. 777
ASSEMBLYp. 780
INSTALLATION IN TRUNNIONp. 780
+NOSE LANDING GEARp. 781
MODIFIED COMPONENTSp. 781
CLEANING, INSPECTION, AND REPAIRp. 782
100 HOUR ACTUATOR MOUNT BRACKET INSPECTIONp. 782
100 HOUR TUNNEL BRACKET INSTALLATION INS.p. 784
100 HOUR UPPER DRAG LINK BOLT INSPECTIONp. 784
1000 HOUR NOSE GEAR TRUNNION INSPECTIONp. 784
REMOVALp. 784
INSTALLATION AND RIGGINGp. 787
NOSE GEAR DRAG LINK INSPECTION AND ADJUSTMENTp. 790
ALIGNMENTp. 792
+NOSE GEAR DOORp. 793
REMOVALp. 793
CLEANING, INSPECTION, AND REPAIRp. 793
INSTALLATIONp. 793
ADJUSTMENTp. 794
+EXTENSION AND RETRACTIONp. 797
+NOSE GEAR ACTUATING CYLINDERp. 797
REMOVALp. 797
INSTALLATIONp. 797
+MAIN GEAR ACTUATING CYLINDERp. 798
REMOVALp. 798
INSTALLATIONp. 798
+GEAR ACTUATING CYLINDER SERVICEp. 798
DISASSEMBLYp. 798
CLEANING, INSPECTION, AND REPAIRp. 798
ASSEMBLYp. 800
+LANDING GEAR RETRACTION SYSTEM FUNCTIONAL TESTp. 800
SENECA IV’S AND SENECA V S/N'S 3449001 THRU 3449300, LESS 3449161p. 800
SENECA V S/N'S 3449161 AND 3449301 & UPp. 802
+WHEELS AND BRAKESp. 809
+NOSE WHEELp. 809
REMOVAL AND DISASSEMBLYp. 809
INSPECTIONp. 810
ASSEMBLY AND INSTALLATIONp. 810
+MAIN WHEELSp. 810
REMOVAL AND DISASSEMBLYp. 810
BEARING CUP REPLACEMENTp. 811
INSPECTIONp. 812
ASSEMBLY AND INSTALLATIONp. 812
+WHEEL BRAKE ASSEMBLYp. 813
REMOVAL AND DISMANTLINGp. 813
CLEANING, INSPECTION, AND REPAIRp. 815
REBUILDING AND INSTALLATIONp. 815
+TOE BRAKE CYLINDERp. 817
REMOVALp. 817
INSTALLATIONp. 817
TOE BRAKE CYLINDER SERVICEp. 817
+PARKING BRAKE VALVEp. 819
REMOVALp. 819
INSTALLATIONp. 819
PARKING BRAKE VALVE SERVICEp. 819
+BRAKE BLEEDINGp. 820
GRAVITY PROCEDUREp. 820
PRESSURE PROCEDUREp. 820
BRAKE SYSTEM LEAK CHECKp. 821
+POSITION AND WARNINGp. 825
+NOSE LANDING GEAR LIMIT SWITCHESp. 825
UP LIMIT SWITCH ADJUSTMENTp. 825
DOWN LIMIT SWITCH ADJUSTMENTp. 825
+MAIN LANDING GEAR LIMIT SWITCHESp. 825
UP LIMIT SWITCH ADJUSTMENTp. 825
DOWN LIMIT SWITCH ADJUSTMENTp. 827
SQUAT SWITCHES ADJUSTMENTp. 827
+GEAR WARNING SWITCHESp. 829
THROTTLE MICRO-SWITCHp. 829
MANIFOLD PRESSURE SWITCHESp. 830
+CHAPTER 33 – LIGHTSp. 833
LIST OF EFFECTIVE PAGESp. 835
TABLE OF CONTENTSp. 837
+FLIGHT COMPARTMENTp. 839
TROUBLESHOOTINGp. 839
+DOME PANEL FLOOD/MAP LIGHTSp. 839
BULB REPLACEMENTp. 839
RHEOSTAT REPLACEMENTp. 839
+INSTRUMENT POST LIGHTSp. 840
BULB REPLACEMENTp. 840
+SOCKETp. 840
REMOVALp. 840
INSTALLATIONp. 840
+SWITCH LIGHTSp. 841
BULB REPLACEMENTp. 841
SWITCH REPLACEMENTp. 841
+DIMMER CONTROLSp. 842
REPLACE DIMMER POTENTIOMETERp. 842
ANNUNCIATOR PANEL LAMP REPLACEMENTp. 842
+PASSENGER COMPARTMENTp. 845
+COURTESY AND READING LIGHTSp. 845
BULB REPLACEMENT (AFT COURTESY OR READING LIGHT)p. 845
TROUBLESHOOTINGp. 845
+CARGO AND SERVICE COMPARTMENTSp. 847
FORWARD BAGGAGE COMPARTMENT LAMPp. 847
REMOVAL AND INSTALLATION OF BAGGAGE LIGHT BULBp. 847
+EXTERIORp. 849
TROUBLESHOOTINGp. 849
+NAVIGATION LIGHTSp. 849
REMOVALp. 849
INSTALLATIONp. 849
+ANTI-COLLISION STROBE LIGHTSp. 849
+WING TIP STROBE LIGHT LAMPp. 849
REMOVALp. 849
INSTALLATIONp. 849
+VERTICAL STABILIZER STROPE LIGHT LAMPp. 850
REMOVALp. 850
INSTALLATIONp. 850
TROUBLESHOOTINGp. 850
RECOGNITION LIGHTS (SENECA IV ONLY)p. 852
+LANDING AND TAXI LIGHTSp. 853
+NOSE GEAR MOUNTED LANDING AND TAXI LIGHTSp. 853
REMOVALp. 853
INSTALLATIONp. 853
ADJUSTMENTp. 854
+WING TIP MOUNTED LANDING LIGHTS (SENECA V ONLY)p. 855
INSTALLATIONp. 855
REMOVALp. 855
ADJUSTMENT (ALIGNMENT)p. 856
+CHAPTER 34 – NAVIGATIONp. 861
LIST OF EFFECTIVE PAGESp. 863
TABLE OF CONTENTSp. 865
+GENERALp. 867
STANDARDp. 867
MEGGITT EFISp. 867
AVIDYNE EFISp. 867
+FLIGHT ENVIRONMENT DATAp. 869
+PITOT AND STATIC SYSTEMSp. 869
DESCRIPTION AND OPERATIONp. 869
TROUBLESHOOTINGp. 869
TESTp. 872
+PITOT HEADp. 873
REMOVALp. 873
INSTALLATIONp. 873
+VERTICAL SPEED INDICATORp. 874
TROUBLESHOOTINGp. 874
REMOVAL AND INSTALLATIONp. 874
+SENSITIVE ALTIMETERp. 875
TROUBLESHOOTINGp. 875
REMOVAL AND INSTALLATIONp. 875
+RADAR ALTIMETERp. 875
+KING KA131 ANTENNAp. 875
REMOVALp. 875
INSTALLATIONp. 877
+KING KRA-10A RECEIVER/TRANSMITTER (R/T) UNITp. 877
REMOVALp. 877
INSTALLATIONp. 877
+AIRSPEED INDICATORp. 878
TROUBLESHOOTINGp. 878
REMOVAL AND INSTALLATIONp. 878
+OUTSIDE AIR TEMPERATURE GAUGE (OAT)p. 879
+SENECA IVp. 879
REMOVING AND INSTALLATIONp. 879
+SENECA Vp. 879
LOCATIONp. 879
REMOVAL AND INSTALLINGp. 879
+ATTITUDE AND DIRECTIONp. 881
+ATTITUDE DEVIATION INDICATOR (ADI) – (GYRO HORIZON)p. 881
TROUBLESHOOTINGp. 881
REMOVAL AND INSTALLATIONp. 881
STANDBY ATTITUDE INDICATORp. 881
+AIR DRIVEN HEADING INDICATORp. 883
TROUBLESHOOTINGp. 883
REMOVAL AND INSTALLATIONp. 883
HORIZONTAL SITUATION INDICATOR (HSI)p. 884
+ELECTRONIC FLIGHT INFORMATION SYSTEM (EFIS) MEGGITT OPTIONp. 884
+ELECTRONIC ATTITUDE DIRECTOR INDICATOR (EADI) (I.E. – PFD)p. 884
TROUBLESHOOTINGp. 884
BASIC FUNCTIONAL TESTp. 884
REMOVAL AND INSTALLATIONp. 885
+ELECTRONIC HORIZONTAL SITUATION INDICATOR (EHSI) (I.E. – ND)p. 888
TROUBLESHOOTINGp. 888
BASIC FUNCTIONAL TESTp. 888
REMOVAL AND INSTALLATIONp. 894
+AIR DATA AND ATTITUDE HEADING REFERENCE SYSTEM (ADAHRS)p. 895
MAGNETIC HEADING COMPENSATION / CALIBRATIONp. 895
GROUND TEST PROCEDUREp. 895
+ELECTRONIC FLIGHT INFORMATION SYSTEM (EFIS) AVIDYNE OPTIONp. 895
DESCRIPTIONp. 895
+MAINTENANCEp. 896
PRIMARY FLIGHT DISPLAY (PFD)p. 896
MULTIFUNCTION DISPLAY (MFD)p. 899
DATA ACQUISITION UNIT (DAU)p. 901
+MAGNETIC HEADING SYSTEMSp. 901
+FLUX DETECTORSp. 901
REMOVALp. 901
INSTALLATIONp. 901
+MAGNETIC HEADING COMPENSATION / CALIBRATIONp. 903
STANDARD INSTALLATIONp. 903
OPTIONAL MEGGITT EFIS INSTALLATIONp. 906
+MAGNETOMETER/OAT SENSOR ASSY.p. 909
REMOVALp. 909
INSTALLATIONp. 909
+MAGNETIC COMPASSp. 910
TROUBLESHOOTINGp. 910
ADJUSTMENTp. 910
+TURN COORDINATORp. 912
TROUBLESHOOTINGp. 912
REMOVAL AND INSTALLATIONp. 912
+DEPENDENT POSITION DETERMININGp. 915
COM/NAV/GPSp. 915
TRANSPONDERp. 919
+APPENDIX 1 – GROUND TEST PROCEDUREp. 925
LIST OF EFFECTIVE PAGESp. 927
+CHAPTER 35 – OXYGENp. 985
LIST OF EFFECTIVE PAGESp. 987
TABLE OF CONTENTSp. 989
+CREW/PASSENGER SYSTEMSp. 991
DESCRIPTION AND OPERATIONp. 991
TROUBLESHOOTINGp. 991
PRECAUTIONSp. 993
INSPECTION AND MAINTENANCEp. 993
+SWAGELOCK FITTINGp. 998
SWEGELOC FITTINGS NOT PRESWAGEDp. 998
PRESWAGED SWAGELOC FITTINGSp. 998
TEFLON TAPE THREAD SEALANTp. 998
LEAK TESTSp. 1000
+OXYGEN SYSTEM COMPONENTSp. 1001
CLEANING AND PURGINGp. 1001
+OXYGEN CYLINDERp. 1003
REMOVALp. 1003
INSTALLATIONp. 1003
+PRESSURE GAUGEp. 1005
REMOVALp. 1005
INSTALLATIONp. 1005
+FILL VALVEp. 1006
REMOVALp. 1006
INSTALLATIONp. 1007
+OUTLETSp. 1007
REMOVALp. 1007
INSTALLATIONp. 1007
+OXYGEN ON/OFF CONTROLp. 1008
REMOVALp. 1008
INSTALLATIONp. 1008
REFILLINGp. 1009
+CHAPTER 37 – VACUUMp. 1013
LIST OF EFFECTIVE PAGESp. 1015
TABLE OF CONTENTSp. 1017
+GENERALp. 1019
DESCRIPTION AND OPERATIONp. 1019
TROUBLESHOOTINGp. 1019
+DISTRIBUTIONp. 1027
HOSES AND CLAMPSp. 1027
GYRO FILTERp. 1027
+VACUUM PUMPSp. 1028
REMOVALp. 1029
INSTALLATIONp. 1029
REPLACING PUMP FITTINGSp. 1029
+VACUUM REGULATORSp. 1029
REMOVALp. 1029
INSTALLATIONp. 1029
SERVICE TIPSp. 1029
ADJUSTMENTp. 1029
+INDICATINGp. 1033
+VACUUM (SUCTION) GAUGEp. 1033
SENECA IVp. 1033
SENECA Vp. 1033
TROUBLESHOOTINGp. 1033
SERVICE TIPSp. 1033
REMOVAL AND INSTALLATIONp. 1033
+VACUUM SWITCHESp. 1034
REMOVALp. 1034
INSTALLATIONp. 1034
+CHAPTER 39 – ELECTRICAL / ELECTRONIC PANELSp. 1037
LIST OF EFFECTIVE PAGESp. 1039
TABLE OF CONTENTSp. 1041
+INSTRUMENT & CONTROL PANELSp. 1043
+GENERALp. 1043
+FACE-MOUNTED INSTRUMENTSp. 1043
REMOVALp. 1043
INSTALLATIONp. 1043
+RACK-MOUNTED AVIONICSp. 1043
REMOVALp. 1043
INSTALLATIONp. 1044
+CIRCUIT BREAKER PANELp. 1044
REMOVALp. 1044
INSTALLATIONp. 1044
+SWITCHESp. 1045
REMOVALp. 1045
INSTALLATIONp. 1045
+ELECTRICAL & ELECTRONIC EQUIPMENTp. 1049
+CHAPTER 51 – STRUCTURESp. 1063
LIST OF EFFECTIVE PAGESp. 1065
TABLE OF CONTENTSp. 1067
+GENERALp. 1069
+INVESTIGATION, CLEANUP AND AERODYNAMIC SMOOTHNESSp. 1073
+CORROSION CONTROLp. 1073
FORMS OF CORROSIONp. 1073
CONDITIONS AFFECTING CORROSIONp. 1073
CORROSION INSPECTIONSp. 1074
CORROSION REMOVAL AND CONTROLp. 1075
CORROSION PRONE AREASp. 1076
+REPAIRSp. 1079
+FIBERGLASS REPAIRSp. 1079
TOUCH-UP AND SURFACE REPAIRSp. 1079
FRACTURE AND PATCH REPAIRSp. 1080
+THERMOPLASTIC REPAIRSp. 1081
SURFACE PREPARATIONp. 1081
SURFACE SCRATCHES, ABRASION OR GROUND-IN DIRTp. 1081
DEEP SCRATCHES, NICKS AND SMALL HOLESp. 1081
CRACKSp. 1084
REPAIRING MAJOR DAMAGEp. 1084
STRESS LINESp. 1084
PAINTING THE REPAIRSp. 1088
+SAFETY WALK REPAIRp. 1088
PRESSURE SENSITIVE SAFETY WALKp. 1088
LIQUID SAFETY WALKp. 1089
METAL WIRE STITCH REPAIRp. 1090
+ELECTRICAL BONDINGp. 1095
GENERALp. 1095
100 HOUR INSPECTIONp. 1095
ON CONDITION INSPECTIONp. 1095
+CHAPTER 52 – DOORSp. 1099
LIST OF EFFECTIVE PAGESp. 1101
TABLE OF CONTENTSp. 1103
+GENERALp. 1105
DESCRIPTIONp. 1105
DOOR SNUBBER SEALSp. 1105
+PASSENGER/CREWp. 1111
+CABIN DOORSp. 1111
REMOVALp. 1111
INSTALLATIONp. 1111
ADJUSTMENTp. 1111
+DOOR LOCKSp. 1111
REMOVALp. 1111
INSTALLATIONp. 1111
+DOOR LATCH MECHANISMSp. 1112
FORWARD CABIN DOORp. 1112
+AFT CABIN DOORp. 1114
LOWER LATCHp. 1114
UPPER LATCHp. 1114
+CARGOp. 1117
+BAGGAGE DOORSp. 1117
REMOVALp. 1117
INSTALLATIONp. 1117
+FORWARD BAGGAGE DOOR LOCKp. 1117
REMOVALp. 1117
INSTALLATIONp. 1117
+BAGGAGE DOOR HINGESp. 1117
REMOVALp. 1117
INSTALLATIONp. 1117
+CHAPTER 55 – STABILIZERSp. 1119
LIST OF EFFECTIVE PAGESp. 1121
TABLE OF CONTENTSp. 1123
GENERALp. 1125
+STABILATORp. 1129
+STABILATORp. 1129
REMOVALp. 1129
INSTALLATIONp. 1129
+STABILATOR TRIM TABp. 1130
REMOVALp. 1130
INSTALLATIONp. 1130
+CHECKING FREE PLAYp. 1130
STABILATORp. 1130
STABILATOR TRIM TABp. 1130
+BALANCINGp. 1131
BALANCING EQUIPMENTp. 1131
BALANCING STABILATORp. 1132
ATTACH BRACKETS CORROSION CONTROL INSPECTIONp. 1133
+VERTICAL STABILIZERp. 1137
+VERTICAL FINp. 1137
REMOVALp. 1137
INSTALLATIONp. 1137
+RUDDERp. 1139
+RUDDERp. 1139
REMOVALp. 1139
INSTALLATIONp. 1139
+RUDDER TRIM TABp. 1140
REMOVALp. 1140
INSTALLATIONp. 1140
+BALANCINGp. 1140
BALANCING EQUIPMENTp. 1140
BALANCING RUDDERp. 1141
+CHAPTER 56 – WINDOWSp. 1145
LIST OF EFFECTIVE PAGESp. 1147
TABLE OF CONTENTSp. 1149
+FLIGHT COMPARTMENTp. 1151
+WINDSHIELDp. 1151
REMOVALp. 1151
INSTALLATIONp. 1151
+PASSENGER COMPARTMENTp. 1155
+SIDE WINDOWSp. 1155
REMOVALp. 1155
INSTALLATIONp. 1155
+CABIN DOOR WINDOWSp. 1156
REMOVALp. 1156
INSTALLATIONp. 1156
+CHAPTER 57 – WINGSp. 1159
LIST OF EFFECTIVE PAGESp. 1161
TABLE OF CONTENTSp. 1163
+GENERALp. 1165
+MAIN FRAMEp. 1167
WING RIB ASSEMBLY W.S.49.25p. 1167
+AUXILIARY STRUCTUREp. 1171
+WING TIPp. 1171
REMOVALp. 1171
INSTALLATIONp. 1171
REPAIRp. 1171
+ATTACH FITTINGSp. 1173
+WING TO FUSELAGEp. 1173
WING REMOVALp. 1173
WING INSTALLATIONp. 1176
100 HOUR INSPECTIONp. 1177
+FLIGHT SURFACESp. 1181
+AILERONp. 1181
REMOVALp. 1181
INSTALLATIONp. 1181
CHECKING FREE PLAYp. 1181
+BALANCINGp. 1184
BALANCING EQUIPMENTp. 1184
BALANCING AILERONp. 1184
+WING FLAPp. 1186
REMOVALp. 1186
INSTALLATIONp. 1186
+CHAPTER 61 – PROPELLERSp. 1219
LIST OF EFFECTIVE PAGESp. 1221
TABLE OF CONTENTSp. 1223
+GENERALp. 1225
+PROPELLER ASSEMBLYp. 1227
+PROPELLERp. 1227
REMOVALp. 1227
INSTALLATIONp. 1227
CLEANING, INSPECTION AND REPAIRp. 1230
CHECKING PROPELLER BLADE TRACKp. 1233
+CONTROLLINGp. 1237
+PROPELLER GOVERNORp. 1237
REMOVALp. 1237
INSTALLATIONp. 1237
RIGGING AND ADJUSTMENTp. 1238
PROPELLER UNFEATHERING ACCUMULATOR SYSTEMp. 1239
+ENGINE SYNCHROPHASERp. 1243
SYSTEM OPERATINGp. 1243
TEST PROCEDUREp. 1243
+PROP SYNC SWITCHp. 1245
REMOVAL AND INSTALLATION OF PROP SYNC SWITCHp. 1245
+MAGNETIC PICKUPp. 1246
REMOVALp. 1246
INSTALLATIONp. 1246
+CHAPTER 70 – STANDARD PRACTICES – ENGINEp. 1251
LIST OF EFFECTIVE PAGESp. 1253
TABLE OF CONTENTSp. 1255
GENERALp. 1257
+CHAPTER 71 – POWER PLANTp. 1259
LIST OF EFFECTIVE PAGESp. 1261
TABLE OF CONTENTSp. 1263
+GENERALp. 1265
+DESCRIPTIONp. 1265
SENECA IV MODELSp. 1265
SENECA V MODELSp. 1265
TROUBLESHOOTINGp. 1265
+ENGINEp. 1272
REMOVALp. 1272
INSTALLATIONp. 1274
+COWLINGp. 1279
+ENGINE COWLINGp. 1279
+REMOVALp. 1279
SENECA IVp. 1279
SENECA Vp. 1279
+INSTALLATIONp. 1279
SENECA IVp. 1279
SENECA Vp. 1279
CLEANING, INSPECTION AND REPAIRp. 1279
+ENGINE COWL FLAPSp. 1281
OPERATION AND ADJUSTMENTp. 1281
+MOUNTSp. 1285
ENGINE SHOCK MOUNTSp. 1285
+ENGINE MOUNT CORROSION INSPECTION, IMMERSION IN WATERp. 1285
INSPECTIONp. 1285
CORROSION PREVENTIONp. 1285
+AIR INTAKESp. 1289
+INDUCTION SYSTEM AIR FILTERp. 1289
REMOVALp. 1289
CLEANINGp. 1289
INSTALLATIONp. 1289
+ALTERNATE AIR DOORp. 1291
SENECA IVp. 1291
SENECA Vp. 1291
+CHAPTER 73 – ENGINE FUEL AND CONTROLp. 1295
LIST OF EFFECTIVE PAGESp. 1297
TABLE OF CONTENTSp. 1299
+DISTRIBUTIONp. 1301
+DESCRIPTIONp. 1301
SENECA IVp. 1301
SENECA Vp. 1301
TROUBLESHOOTINGp. 1301
FUEL INJECTION SYSTEM MAINTENANCEp. 1307
+FUEL INJECTOR NOZZLE ASSEMBLYp. 1307
REMOVALp. 1307
CLEANING AND INSPECTIONp. 1307
INSTALLATIONp. 1307
+INDICATINGp. 1311
DUAL FUEL FLOW GAUGEp. 1311
TROUBLESHOOTINGp. 1311
+CHAPTER 74 – IGNITIONp. 1313
LIST OF EFFECTIVE PAGESp. 1315
TABLE OF CONTENTSp. 1317
+ELECRICAL POWER SUPPLYp. 1319
+IGNITION SYSTEMp. 1319
DESCRIPTIONp. 1319
REPLACEMENT MAGNETOSp. 1319
OVERHAULp. 1319
+MAGNETOSp. 1321
INSPECTIONp. 1321
REMOVALp. 1323
INSTALLATION AND TIMING PROCEDUREp. 1323
+DISTRIBUTIONp. 1329
+HARNESS ASSEMBLYp. 1329
INSPECTIONp. 1329
REMOVALp. 1330
INSTALLATIONp. 1330
MAINTENANCEp. 1330
+SPARK PLUGSp. 1330
REMOVALp. 1330
INSTALLATIONp. 1332
INSPECTION AND CLEANINGp. 1332
+CHAPTER 76 – ENGINE CONTROLSp. 1337
LIST OF EFFECTIVE PAGESp. 1339
TABLE OF CONTENTSp. 1341
+POWER CONTROLp. 1343
+SENECA IVp. 1343
+RIGGINGp. 1343
THROTTLE CONTROLSp. 1343
PROPELLER CONTROLSp. 1343
MIXTURE CONTROLSp. 1343
+ENGINE SETUP PROCEDURESp. 1344
PREPARATIONp. 1344
LEAK CHECK – GAUGE LINESp. 1344
EXHAUST BYPASS CHECKp. 1346
+IDLE PERFORMANCE CHECKp. 1346
IDLE FUEL PRESSUREp. 1347
IDLE MIXTURE CHECK AND ADJUSTMENTp. 1347
IDLE SPEED CHECK AND ADJUSTMENTp. 1348
FULL POWER PERFORMANCE CHECK AND ADJUSTMENTp. 1348
FUEL SYSTEM MATCH CHECKINGp. 1349
POST SETUP PROCEDURESp. 1352
FLIGHT TEST PROCEDURESp. 1352
+SENECA Vp. 1353
+RIGGINGp. 1353
THROTTLE CONTROLSp. 1353
PROPELLER CONTROLSp. 1353
MIXTURE CONTROLSp. 1353
+ENGINE SETUP PROCEDURESp. 1355
PREPARATIONp. 1355
FUEL PRESSUREp. 1355
IDLE PERFORMANCEp. 1357
FULL POWER PERFORMANCEp. 1358
RECHECKp. 1359
CLEAN-UPp. 1359
FLIGHT CHECKSp. 1359
+CHAPTER 77 – ENGINE INDICATINGp. 1363
LIST OF EFFECTIVE PAGESp. 1365
TABLE OF CONTENTSp. 1367
+GENERALp. 1369
ENGINE INSTRUMENT LINES INSTALLATIONp. 1369
+POWERp. 1371
MANIFOLD PRESSURE GAUGE (SENECA IV)p. 1371
TACHOMETER (SENECA IV)p. 1372
+TEMPERATUREp. 1377
+EXHAUST GAS TEMPERATURE GAUGE (SENECA IV)p. 1377
DESCRIPTIONp. 1377
TROUBLESHOOTINGp. 1377
REMOVALp. 1377
CLEANING AND INSPECTIONp. 1377
INSTALLATIONp. 1377
CYLINDER HEAD TEMPERATURE GAUGE (SENECA IV)p. 1378
+INTEGRATED ENGINE INSTRUMENT SYSTEMS (SENECA V ONLY)p. 1381
DESCRIPTIONp. 1381
TROUBLESHOOTINGp. 1381
+ANALOG INSTRUMENTSp. 1381
INSTRUMENT SELF TESTp. 1381
INSTRUMENT STATUS LEDp. 1381
+DIGITAL DISPLAY MONITORING PANEL (DDMP)p. 1385
SELF TESTp. 1385
DDMP CONTROLSp. 1385
ALARM MODEp. 1385
INSTRUMENT MODEp. 1387
ELECTRICAL MODEp. 1387
EXCEEDANCE MODEp. 1388
PERCENT POWER MODEp. 1390
TEMPERATURE MODEp. 1391
FUEL MODEp. 1391
+RS-232 INTERFACEp. 1393
HYPERTERMINAL SETUPp. 1393
ESTABLISHING CONNECTIONp. 1393
+ENGINE INSTRUMENTSp. 1394
REMOVAL AND INSTALLATIONp. 1394
+DIGITAL DISPLAY MONITORING PANEL (DDMP)p. 1394
REMOVAL AND INSTALLATIONp. 1394
INSTRUMENT CALIBRATIONp. 1394
+CHAPTER 79 – OILp. 1399
LIST OF EFFECTIVE PAGESp. 1401
TABLE OF CONTENTSp. 1403
GENERALp. 1405
+DISTRIBUTIONp. 1407
OIL FILTERp. 1407
REPLACEMENTp. 1407
+INDICATINGp. 1409
+ENGINE OIL PRESSURE (SENECA IV)p. 1409
+ENGINE OIL TEMPERATURE (SENECA IV)p. 1410
+CHAPTER 80 – STARTINGp. 1413
LIST OF EFFECTIVE PAGESp. 1415
TABLE OF CONTENTSp. 1417
+CRANKINGp. 1419
DESCRIPTION AND OPERATIONp. 1419
TROUBLESHOOTINGp. 1419
+STARTERp. 1419
100 HOUR INSPECTIONp. 1419
REMOVALp. 1421
OVERHAULp. 1421
STARTING MOTOR SERVICE TEST SPECIFICATIONSp. 1422
+CHAPTER 81 – TURBINESp. 1425
LIST OF EFFECTIVE PAGESp. 1427
TABLE OF CONTENTSp. 1429
+TURBO-SUPERCHARGERp. 1431
DESCRIPTION AND OPERATIONp. 1431
TROUBLESHOOTINGp. 1431
NOMENCLATUREp. 1431
+TURBOCHARGERp. 1431
REMOVALp. 1431
+INSTALLATIONp. 1434
SENECA IVp. 1434
SENECA Vp. 1435
+INSPECTIONp. 1438
ROUTINE INSPECTIONp. 1438
V-BAND COUPLING 100 HOUR INSPECTIONp. 1438
2000 HOUR INSPECTIONp. 1439
ADJUSTMENTp. 1439
+OVERBOOST VALVEp. 1439
REMOVALp. 1439
INSTALLATIONp. 1439
+CHAPTER 91 – CHARTS & WIRING DIAGRAMSp. 1471
LIST OF EFFECTIVE PAGESp. 1473
TABLE OF CONTENTSp. 1477
+CHARTSp. 1479
TORQUE REQUIREMENTSp. 1479
CONVERSION TABLESp. 1480
HOSE SPECIFICATIONSp. 1480
CONSUMABLE MATERIALSp. 1480
VENDOR CONTACT INFORMATIONp. 1480
ELECTRICAL WIRE CODINGp. 1480
ELECTRICAL SYMBOLSp. 1480
+WIRING DIAGRAMS (SCHEMATICS)p. 1477
ACCESSORIESp. 1679
AIR CONDITIONINGp. 1514
ALTERNATOR POWERp. 1525
AMMETERp. 1530
ANNUNCIATORp. 1577
ARTEX 110-4p. 1541
AVIDYNE EFIS OPTIONp. 1636
AVIONICS ANNUNCIATOR DIMMINGp. 1591
AVIONICS GEAR SWITCHESp. 1601
AVIONICS LIGHTS DIMMINGp. 1603
BAGGAGE COMPARTMENT LIGHTp. 1619
BAGGAGE DOOR ANNUNCIATIONp. 1592
BATTERY MASTERp. 1533
CHTp. 1662
CLOCKp. 1571
COURTESY / READING LIGHTSp. 1615
CYLINDER HEAD TEMPERATUREp. 1662
DATA ACQUISITION UNITSp. 1669
DAU'Sp. 1669
DDMPp. 1666
DEFROSTINGp. 1511
DEICEp. 1563
DIGITAL DISPLAY MONITORING PANELp. 1666
DIGITAL VOICE RECORDERp. 1572
EMERGENCY LOCATOR TRANSMITTERp. 1541
ENGINE GAUGESp. 1675
ENTERTAINMENT CONSOLEp. 1539
EXCEEDANCE ALERT DAU INTERFACEp. 1596
EXTERNAL POWERp. 1533
FLAPSp. 1547
FLUX DETECTORp. 1641
FRESH AIR BLOWERp. 1509
FUEL FLOWp. 1662
FUEL PUMPSp. 1551
FUEL QUANTITYp. 1557
GROUND CLEARANCE SWITCHp. 1521
HEATINGp. 1511
HOUR METERp. 1575
INSTRUMENT PANEL POST LIGHTSp. 1604
LANDING GEAR CONTROL AND WARNINGp. 1597
LANDING LIGHTSp. 1621
LIGHTSp. 1603
LOW VOLT MONITORp. 1530
MAGNETOMETERp. 1641
MAGNETOSp. 1649
MANIFOLD PRESSUREp. 1656
NAVIGATION LIGHTSp. 1627
OIL PRESSUREp. 1676
OIL PRESSURE SWITCH(ES)p. 1575
OIL TEMPERATUREp. 1676
OVERHEAD FLOOD LIGHTSp. 1608
PITOT HEATp. 1543
POWER POINTp. 1537
PROPELLER DEICEp. 1565
PROPELLER SYNCHROPHASERp. 1647
RADIO MASTER SWITCHp. 1517
RECOGNITION LIGHTSp. 1625
SINGLE-SIDE EFIS OPTION (MEGGITT)p. 1633
STALL WARNINGp. 1543
STANDBY ATTITUDE INDICATORp. 1632
STANDBY INSTRUMENTSp. 1631
STARTERp. 1679
STROBE LIGHTSp. 1627
SURFACE DEICEp. 1561
SWITCH LIGHTS DIMMINGp. 1611
TACHOMETERp. 1653
TAXI LIGHTSp. 1621
TURBINE INLET TEMPERATUREp. 1660
TURN AND BANKp. 1643
VACUUM ANNUNCIATORSp. 1595
VACUUM GAUGEp. 1645
WINDSHIELD DEICEp. 1563
WING ICE LIGHTp. 1569
+CHAPTER 95 – SPECIAL PURPOSE EQUIPMENTp. 1683
LIST OF EFFECTIVE PAGESp. 1685
TABLE OF CONTENTSp. 1687
+GENERALp. 1689
TIRE BALANCERp. 1689
CONTROL SURFACE BALANCING TOOLp. 1690
BAGGAGE DOOR LOCK TOOLp. 1690
AILERON BELLCRANK RIGGING TOOLp. 1690
RUDDER RIGGING TOOLp. 1690
FLAP RIGGING TOOLp. 1690
STABILATOR RIGGING TOOLp. 1690
HEATER PLUG GAP ADJUSTMENT TOOLp. 1690
For avionics and instruments, the manual provides troubleshooting and removal/installation procedures for the attitude deviation indicator, heading indicator, turn coordinator, magnetic compass, and the flux detector. It also covers the Meggitt MAGIC EFIS and Avidyne Entegra EFIS installations, including the Primary Flight Display, Multifunction Display, and Air Data and Attitude Heading Reference System. The navigation chapter includes pitot and static system testing, altimeter and airspeed indicator calibration, and the radar altimeter installation.
Why the Right Piper PA-34-220T Repair Manual Matters
Working on a twin-engine Piper without the correct maintenance manual is a gamble. The PA-34-220T Seneca IV and Seneca V have specific serial-number ranges with different systems and components. This manual accounts for those differences, covering both the Continental TSIO-360-KB/LTSIO-360-KB engines in the Seneca IV and the TSIO-360-RB/LTSIO-360-RB engines in the Seneca V. It also covers the Avidyne Entegra EFIS option, the S-TEC System 55/55X autopilot, and the Meggitt MAGIC EFIS installation. Having the Piper PA-34-220T maintenance manual on hand means you follow the correct procedures with the right specifications the first time, reducing downtime and avoiding costly mistakes.
Instant PDF Delivery – No Shipping, No Waiting
The Piper PA-34-220T Seneca IV/V Maintenance Manual is delivered as an instant PDF download. You can access it immediately after purchase on any computer, tablet, or smartphone. Search the entire document, print the pages you need for the hangar, and keep a permanent reference for every inspection and repair. This is the same technical content used by professional Piper service centers, now available for your own maintenance library.
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