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FJ44-3A/3A-24 Line Maintenance Manual PDF – Williams International Turbofan Engine Guide
$34.95 Original price was: $34.95.$22.95Current price is: $22.95.
Complete line maintenance manual for Williams International FJ44-3A and FJ44-3A-24 turbofan engines. Includes airworthiness limits, FADEC fault isolation, full overhaul procedures, and component maintenance.
SKU: FJ44-LMM-525B-HD
Category: Aviation / Aircraft Maintenance Manuals
Tags: FJ44-3A Maintenance Manual, FJ44-3A-24 Service Guide, Turbofan Engine Line Maintenance, Williams International Engine Manual
Vendor: OEM Service PDFs
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Description
Complete Technical Reference for FJ44-3A and FJ44-3A-24 Turbofan Engines
This is the official FJ44-3A/3A-24 Line Maintenance Manual, an essential digital resource for aviation maintenance professionals and operators of aircraft powered by these high-performance Williams International turbofan engines. Covering the FJ44-3A and FJ44-3A-24 models, this comprehensive guide provides all the necessary instructions and data to perform line-level maintenance, troubleshooting, and repairs.
Structured according to S1000D specifications, this manual ensures you have accurate and standardized procedures at your fingertips. Whether you are maintaining a CitationJet, a Pilatus PC-24, or any other aircraft equipped with these reliable powerplants, this PDF manual is your go-to source for keeping the engine in optimal, airworthy condition.
File Details
- Manual Type: Line Maintenance Manual
- Brand: Williams International
- Engine Models: FJ44-3A, FJ44-3A-24
- Document Number: 43A00L-24235-00001-01
- Issue: 056
- Publication Date: March 30, 2023
- Language: English
- Page Count: 1964
- File Format: PDF
IMAGES PREVIEW
Chapters Covered
- 00 – Introduction: How to use the manual, list of abbreviations, engine description, and contact information for Williams International Product Support.
- 05 – Time Limits/Maintenance Checks: Airworthiness limitations and published service life (PSL) for life-limited parts, service life tracking, scheduled maintenance checks (routine and major periodic), and recommended maintenance like power plant wash and fan rotor polishing.
- 70 – Standard Practices: Comprehensive standard maintenance practices covering assembly/disassembly, marking parts, O-ring seals, electrical bonding and connector maintenance, consumable materials, contamination prevention, locking techniques, cleaning methods, bearing inspection, carbon seal quality, repair of damaged surfaces, torque tightening, special tools, and storage of parts.
- 71 – Power Plant: Extensive troubleshooting section for power plant issues, including no N2 speed, engine won’t start, low oil pressure, hot start, flameout, surges, overspeed, and more. Covers FADEC/ECU fault isolation for BIT codes 1 through 79, engine removal/installation requirements, and a full list of test procedures.
- 72 – Engine: Detailed description and operation of engine groups, approved fuels, oil servicing, and removal/installation procedures for major components like the spinner, fan rotor, case and insert assembly, gearbox assembly, and rear bypass duct. Includes visual inspection and blend repair tasks for engine components.
- 73 – Engine Fuel and Control: In-depth fuel system information, including the Fuel Delivery Unit (FDU) and Fuel Control Unit (FCU). Covers removal and installation of fuel tube assemblies, the fuel nozzle, filters, and the FADEC/ECU. Includes procedures for writing/saving data to the FADEC/ECU and resistance checks.
- 74 – Ignition: Detailed guidance on the ignition system, including ignition exciters, igniter leads, and igniter plugs. Includes removal, installation, visual inspection, dimensional checks, and functional operational tests.
- 75 – Air: Comprehensive coverage of the air system, including the acceleration bleed system linkage, lever, and cable. Provides visual inspection, removal/installation, and adjustment procedures.
- 76 – Engine Controls: Description and operation of the engine control system. Includes procedures for adjusting and resetting the LP shaft trip sensor and inspecting the system.
- 77 – Engine Indicating: Covers all engine indicating components, including the LP and HP magnetic speed pickups, ITT probes, TT2/PT2 sensors, and the FADEC engine harness assembly. Includes detailed resistance checks and visual inspection procedures.
- 79 – Oil: Extensive coverage of the engine oil system, including the lube and scavenge pump, oil filter, lube oil cooler, pressure regulating valve, supply tubes, magnetic chip collectors, and the oil sight glass.
This FJ44-3A/3A-24 Line Maintenance Manual is a critical tool for any aviation maintenance technician. It empowers you to perform everything from routine inspections (Check 1 and 2) to in-depth troubleshooting and component replacement, all while adhering to the manufacturer’s strict specifications. The procedures outlined in this manual are essential for maintaining the airworthiness, safety, and performance of the FJ44-3A and FJ44-3A-24 engines, covering critical areas like FADEC fault diagnostics, oil consumption checks, vibration surveys, and trim balance procedures.
Complete PDF Bookmark Tree
Complete Bookmarks
The complete bookmarks in the “FJ44-3A/3A-24 Line Maintenance Manual PDF – Williams International Turbofan Engine Guide” are as follows:
Line Maintenance Manual – FJ44-3A/3A-24 – Title Pagep. 1
Record of Changesp. 3
List of Chaptersp. 7
Copyright – Copyrightp. 9
Task to Data Module Cross-Reference Table – Description of functionp. 11
+00 Introductionp. 31
+00-00-00 Manual Introductionp. 35
+00-00-00-001 Manual Introduction – Description and Operationp. 35
How to Use this Manual – Description of functionp. 35
FJ44-3A/3A-24 Service Bulletin List – Description of functionp. 41
List of Abbreviations – Description of functionp. 45
Engine Description – Description of functionp. 49
How to Contact Williams International – Description of functionp. 55
+05 Time Limits/Maintenance Checksp. 57
+05-10-00 Airworthiness Limitationsp. 61
+05-10-00-201 Airworthiness Limitations – Maintenance Practicesp. 61
Airworthiness Limitations – Description of functionp. 61
+05-12-00 Service Life Trackingp. 69
+05-12-00-201 Service Life Tracking – Maintenance Practicesp. 69
Service Life Tracking – Description of functionp. 69
+05-17-10 Unserviceable Partsp. 71
+05-17-10-201 Unserviceable Parts – Maintenance Practicesp. 71
Unserviceable Parts – Description of functionp. 71
+05-20-00 Scheduled Maintenance Checksp. 73
+05-20-00-601 Scheduled Maintenance Checks – Inspection/Checkp. 73
Scheduled Maintenance Checks – Examinations, tests and checksp. 73
+05-50-00 Recommended Maintenancep. 81
+05-50-00-201 Recommended Maintenance – Maintenance Practicesp. 81
Power Plant Wash Guidelines – Description of functionp. 81
Recommended Maintenance – Polish Fan Rotor – General maintenance procedurep. 83
+70 Standard Practicesp. 85
+70-00-01 Assembly/Disassembly Maintenance Practicesp. 91
+70-00-01-201 Assembly/Disassembly Maintenance Practices – Maintenance Practicesp. 91
Assembly/Disassembly Maintenance Practices – Description of functionp. 91
+70-01-05 Temporary Marking of Partsp. 97
+70-01-05-201 Temporary Marking of Parts – Maintenance Practicesp. 97
Temporary Marking of Parts – Description of functionp. 97
+70-01-07 Marking of Repaired Partsp. 99
+70-01-07-201 Marking of Repaired Parts – Maintenance Practicesp. 99
Marking of Repaired Parts – General maintenance procedurep. 99
+70-01-11 Misuse of Molybdenum Disulfide Lubricantsp. 103
+70-01-11-201 Misuse of Molybdenum Disulfide Lubricants – Maintenance Practicesp. 103
Misuse of Molybdenum Disulfide Lubricants – Description of functionp. 103
+70-02-01 Identification, Lubrication, and Fitting of O-ring Sealsp. 105
+70-02-01-201 Identification, Lubrication, and Fitting of O-ring Seals – Maintenance Practicesp. 105
Identification, Lubrication, and Fitting of O-ring Seals – Description of functionp. 105
+70-03-01 Electrical Bondingp. 107
+70-03-01-201 Electrical Bonding – Maintenance Practicesp. 107
Electrical Bonding – Examinations, tests and checksp. 107
+70-04-01 Electrical Connector Maintenancep. 113
+70-04-01-201 Electrical Connector Maintenance – Maintenance Practicep. 113
Electrical Connector Maintenance – General maintenance procedurep. 113
+70-10-01 Consumable Materialsp. 119
+70-10-01-201 Consumable Materials – Maintenance Practicesp. 119
Consumable Materials List – General maintenance procedurep. 119
+70-12-00 Contamination of Engine Componentsp. 129
+70-12-00-201 Contamination of Engine Components – Maintenance Practicesp. 129
Contamination of Engine Components – Description of functionp. 129
+70-12-04 Locking Techniques for Threaded Partsp. 131
+70-12-04-201 Locking Techniques for Threaded Parts – Maintenance Practicesp. 131
Locking Techniques for Threaded Parts – Description of functionp. 131
+70-21-00 Cleaning Methods and Proceduresp. 133
+70-21-00-701 Cleaning Methods and Procedures – Cleaningp. 133
Cleaning Methods and Procedures – General maintenance procedurep. 133
+70-31-01 Ball and Roller Bearingp. 139
+70-31-01-201 Ball and Roller Bearing – Maintenance Practicesp. 139
Ball and Roller Bearing Cleaning – Clean with chemical agentp. 139
Ball and Roller Bearing Inspection – Visual examinationp. 147
+70-33-01 Carbon Seal Surface Qualityp. 167
+70-33-01-601 Carbon Seal Surface Quality – Inspection/Checkp. 167
Carbon Seal Surface Quality – General maintenance procedurep. 167
+70-42-11 Repair Surfaces Affected by Minor Damagep. 175
+70-42-11-801 Repair Surfaces Affected by Minor Damage – Repairp. 175
Repair Surfaces Affected by Minor Damage or Corrosion – General maintenance procedurep. 175
+70-42-12 Local Surface Protectionp. 179
+70-42-12-801 Local Surface Protection – Repairp. 179
Local Surface Protection – General maintenance procedurep. 179
+70-42-15 Non-Destructive Inspection (NDI) Methodsp. 183
+70-42-15-601 Non-Destructive Inspection (NDI) Methods – Inspection/Checkp. 183
Fluorescent Penetrant Inspection – General maintenance procedurep. 183
+70-51-00 Torque Tightening Techniquep. 187
+70-51-00-201 Torque Tightening Technique – Maintenance Practicesp. 187
Torque Tightening Technique – Description of functionp. 187
+70-53-00 Special Toolsp. 193
+70-53-00-201 Special Tools – Maintenance Practicesp. 193
Maintenance and Calibration of Special Tools – General maintenance procedurep. 193
Requirements for Vibration Measuring Equipment – General maintenance procedurep. 195
+70-61-01 Storage of Parts that have Shelf Life limitsp. 199
+70-61-01-201 Storage of Parts that have Shelf Life Limits – Maintenance Practicesp. 199
Storage of Parts that have Shelf Life Limits – Description of functionp. 199
+71 Power Plantp. 203
+71-00-00 Power Plantp. 219
71-00-00-101 Power Plant – Troubleshootingp. 219
+71-00-00-102 Power Plant – FADEC Fault Isolationp. 343
FADEC Fault Detection and Isolation – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 343
BIT No. 1: N2_SPEED_SIGNAL LOST – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 349
BIT No. 2: N2_OVER_SPEED – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 353
BIT No. 3: N2_UNDER_SPEED – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 355
BIT No. 4: N1_SPEED_SIGNAL_LOST – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 357
BIT No. 5: N1_OVER_SPEED – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 359
BIT No. 6: TLA_SIGNAL_LOST – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 361
BIT No. 7: T2_SIGNAL_LOST – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 363
BIT No. 8: P2_SIGNAL_LOST – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 367
BIT No. 9: CJT_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 371
BIT No. 10: ITT_SIGNAL_LOST – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 373
BIT No. 11: LIGHT_OFF_FAILURE – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 375
BIT No. 12: START_FAILURE – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 377
BIT No. 13: HARDWARE_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 379
BIT No. 14: FMV_POSITION_SIGNAL_LOST – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 385
BIT No. 15: FMV_POSITION_SENSE_LOST – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 389
BIT No. 16: UNCOMMANDED_DECEL – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 393
BIT No. 17: LOCKED_ROTOR – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 395
BIT No. 18: FSOV_BIT_FAILED – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 397
BIT No. 19: OPS_BIT_FAILED – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 401
BIT No. 20: CCDL_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 405
BIT No. 21: CFDL_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 413
BIT No. 22: BLEED_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 417
BIT No. 23: ITT_TRIM_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 419
BIT No. 24: N1_TRIM_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 423
BIT No. 25: WOW_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 427
BIT No. 26: N1_SPLIT_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 429
BIT No. 27: N2_SPLIT_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 431
BIT No. 28: P2_SPLIT_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 433
BIT No. 29: T2_SPLIT_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 435
BIT No. 30: TLA_SPLIT_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 437
BIT No. 31: T2_HEATER_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 439
BIT No. 32: CHANNEL_ID_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 441
BIT No. 33: FADEC_LOCATION_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 443
BIT No. 34: GEAR_DOWN_SPLIT_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 445
BIT No. 35: SYNC_SPLIT_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 447
BIT No. 36: FAULT_RESET_SPLIT_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 449
BIT No. 37: FLIGHT_IDLE_SPLIT_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 451
BIT No. 38: TLA_SHUTDOWN_SPLIT_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 453
BIT No. 39: AIRCRAFT_POWER_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 455
BIT No. 40: PMA_POWER_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 457
BIT No. 41: FADEC_UNDERVOLTAGE_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 461
BIT No. 42: P2_ENGINE_SPLIT_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 463
BIT No. 43: T2_ENGINE_SPLIT_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 467
BIT No. 44: N1_SPEED_SENSE_LOST – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 469
BIT No. 45: N2_SPEED_SENSE_LOST – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 471
BIT No. 46: P2_SENSE_LOST – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 473
BIT No. 47: T2_SENSE_LOST – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 475
BIT No. 48: ITT_SENSE_LOST – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 477
BIT No. 49: TLA_SENSE_LOST – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 479
BIT No. 50: ARINC1_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 481
BIT No. 51: ARINC2_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 483
BIT No. 52: OPS_N2_ANALOG_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 485
BIT No. 53: OPS_REF_ANALOG_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 487
BIT No. 54: CHANNEL_VERSION_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 489
BIT No. 55: FADEC_VERSION_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 491
BIT No. 56: CHANNEL_SELECT_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 493
BIT No. 57: CHANNEL_SWITCHOVER_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 495
BIT No. 58: FMV_STEPPER_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 497
BIT No. 59: BLEED_SPLIT_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 501
BIT No. 60: RELIGHT_FAILURE – FADEC Software Effectivity B – Fault isolation procedurep. 503
BIT No. 60: AUTO_IGNITION_ACTIVE_AT_SHUTDOWN – FADEC Software Effectivity C, D – Fault Isolation Procedurep. 505
BIT No. 61: NVM_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 507
BIT No. 62: ADC_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 509
BIT No. 63: FMV_SPLIT_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 511
BIT No. 64: T2_AD_SPLIT_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 513
BIT No. 65: Reserved — Unused – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 515
BIT No. 66: TEST_MODE_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 517
BIT No. 67: OTHER_CHANNEL_HEALTH_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 519
BIT No. 68: POWER_SETTING_FAULT – FADEC Software Effectivity B,C,D – Fault isolation procedurep. 521
BIT No. 69: TLA_RIGGING_TRIM_FAULT – FADEC Software Effectivity C,D – Fault isolation procedurep. 523
BIT No. 70: TLA_RIGGING_REQUEST_SPLIT_FAULT – FADEC Software Effectivity C,D – Fault isolation procedurep. 525
+71-00-00-103 Power Plant – ECU Fault Isolationp. 527
ECU Fault Detection and Isolation – Fault isolation procedurep. 527
Rotate ECU for Troubleshooting – Fault isolation procedurep. 533
BIT No. 1: N2_SPEED_SIGNAL LOST – Fault isolation procedurep. 537
BIT No. 2: N2_OVER_SPEED – Fault isolation procedurep. 541
BIT No. 3: N2_UNDER_SPEED – Fault isolation procedurep. 543
BIT No. 4: N1_SPEED_SIGNAL_LOST – Fault isolation procedurep. 545
BIT No. 5: N1_OVER_SPEED – Fault isolation procedurep. 547
BIT No. 6: TLA_SIGNAL_LOST – Fault isolation procedurep. 549
BIT No. 7: T2_SIGNAL_LOST – Fault isolation procedurep. 551
BIT No. 8: P2_SIGNAL_LOST – Fault isolation procedurep. 553
BIT No. 9: CJT_SIGNAL_LOST – Fault isolation procedurep. 555
BIT No. 10: ITT_SIGNAL_LOST – Fault isolation procedurep. 557
BIT No. 11: LIGHT_OFF_FAILURE – Fault isolation procedurep. 559
BIT No. 12: START_FAILURE – Fault isolation procedurep. 561
BIT No. 13: HARDWARE_FAULT – Fault isolation procedurep. 563
BIT No. 14: FMV_POSITION_SIGNAL_LOST – Fault isolation procedurep. 569
BIT No. 15: FMV_POSITION_SENSE_LOST – Fault isolation procedurep. 573
BIT No. 16: UNCOMMANDED_DECEL – Fault isolation procedurep. 575
BIT No. 17: LOCKED_ROTOR – Fault isolation procedurep. 577
BIT No. 18: FSOV_BIT_FAILED – Fault isolation procedurep. 579
BIT No. 19: OPS_BIT_FAILED – Fault isolation procedurep. 583
BIT No. 20: CCDL_FAULT – Fault isolation procedurep. 587
BIT No. 21: CFDL_FAULT – Fault isolation procedurep. 593
BIT No. 22: BLEED_FAULT – Fault isolation procedurep. 597
BIT No. 23: ITT_TRIM_FAULT – Fault isolation procedurep. 599
BIT No. 24: N1_TRIM_FAULT – Fault isolation procedurep. 601
BIT No. 25: WOW_FAULT – Fault isolation procedurep. 603
BIT No. 26: N1_SPLIT_FAULT – Fault isolation procedurep. 605
BIT No. 27: N2_SPLIT_FAULT – Fault isolation procedurep. 607
BIT No. 28: P2_SPLIT_FAULT – Fault isolation procedurep. 609
BIT No. 29: T2_SPLIT_FAULT – Fault isolation procedurep. 611
BIT No. 30: TLA_SPLIT_FAULT – Fault isolation procedurep. 613
BIT No. 31: T2_HEATER_FAULT – Fault isolation procedurep. 615
BIT No. 32: CHANNEL_ID_FAULT – Fault isolation procedurep. 617
BIT No. 33: FADEC_LOCATION_FAULT – Fault isolation procedurep. 619
BIT No. 34: GEAR_DOWN_SPLIT_FAULT – Fault isolation procedurep. 621
BIT No. 35: SYNC_SPLIT_FAULT – Fault isolation procedurep. 623
BIT No. 36: FAULT_RESET_SPLIT_FAULT – Fault isolation procedurep. 625
BIT No. 37: FLIGHT_IDLE_SPLIT_FAULT – Fault isolation procedurep. 627
BIT No. 38: TLA_SHUTDOWN_SPLIT_FAULT – Fault isolation procedurep. 629
BIT No. 39: AIRCRAFT_POWER_FAULT – Fault isolation procedurep. 631
BIT No. 40: PMA_POWER_FAULT – Fault isolation procedurep. 633
BIT No. 41: FADEC_UNDERVOLTAGE_FAULT – Fault isolation procedurep. 637
BIT No. 42: P2_ENGINE_SPLIT_FAULT – Fault isolation procedurep. 639
BIT No. 43: T2_ENGINE_SPLIT_FAULT – Fault isolation procedurep. 643
BIT No. 44: N1_SPEED_SENSE_LOST – Fault isolation procedurep. 645
BIT No. 45: N2_SPEED_SENSE_LOST – Fault isolation procedurep. 647
BIT No. 46: P2_SENSE_LOST – Fault isolation procedurep. 649
BIT No. 47: T2_SENSE_LOST – Fault isolation procedurep. 651
BIT No. 48: ITT_SENSE_LOST – Fault isolation procedurep. 653
BIT No. 49: TLA_SENSE_LOST – Fault isolation procedurep. 655
BIT No. 50: ARINC1_FAULT – Fault isolation procedurep. 657
BIT No. 51: ARINC2_FAULT – Fault isolation procedurep. 659
BIT No. 52: OPS_N2_FAULT – Fault isolation procedurep. 661
BIT No. 53: OPS_REF_ANALOG_FAULT – Fault isolation procedurep. 663
BIT No. 54: CHANNEL_VERSION_FAULT – Fault isolation procedurep. 665
BIT No. 55: FADEC_VERSION_FAULT – Fault isolation procedurep. 667
BIT No. 56: CHANNEL_SELECT_FAULT – Fault isolation procedurep. 669
BIT No. 57: CHANNEL_SWITCHOVER_FAULT – Fault isolation procedurep. 671
BIT No. 58: FMV_STEPPER_FAULT – Fault isolation procedurep. 673
BIT No. 59: BLEED_LEVEL_FAULT – Fault isolation procedurep. 677
BIT No. 60: AUTO_IGNITION_ACTIVE_AT_SHUTDOWN – Fault isolation procedurep. 679
BIT No. 61: NVM_FAULT – Fault isolation procedurep. 681
BIT No. 62: ADC_FAULT – Fault isolation procedurep. 683
BIT No. 63: FMV_POSITION_SPLIT_FAULT – Fault isolation procedurep. 685
BIT No. 64: T2_AD_SPLIT_FAULT – Fault isolation procedurep. 687
BIT No. 66: TEST_MODE_FAULT – Fault isolation procedurep. 689
BIT No. 67: OTHER_CHANNEL_HEALTH_FAULT – Fault isolation procedurep. 691
BIT No. 68: POWER_SETTING_FAULT – Fault isolation procedurep. 693
BIT No. 75: EXCEEDANCE_ZONE_1_FAULT – Fault isolation procedurep. 695
BIT No. 78: EXCEEDANCE_ZONE_2_FAULT – Fault isolation procedurep. 697
BIT No. 79: EXCEEDANCE_ZONE_3_FAULT – Fault isolation procedurep. 699
+71-00-00-201 Power Plant – Maintenance Practicesp. 701
Configure Engine For Right or Left-Hand Use – General maintenance procedurep. 701
+71-00-00-401 Power Plant – Removal/Installationp. 703
Remove the Engine from Build Stand – Disconnect, remove and disassemble proceduresp. 703
Install the Engine in Build Stand – Assemble, install and connect proceduresp. 709
Engine Removal Requirements List – Disconnect, remove and disassemble proceduresp. 717
Engine Installation Requirements List – Assemble, install and connect proceduresp. 719
+71-00-00-501 Power Plant – Adjustment/Testp. 721
General Operating Procedures – Test and inspectionp. 721
List of Test Procedures – Test and inspectionp. 741
Idle Speed and Leak Check Run – Test and inspectionp. 749
Vibration Survey – Test and inspectionp. 761
Trim Balance Procedures – Test and inspectionp. 769
Stability/Acceleration Check – Test and inspectionp. 779
Performance Check – Test and inspectionp. 789
Capped Bleed Run – Test and inspectionp. 801
Uncapped Bleed Run – Test and inspectionp. 805
Oil Consumption Check – Test and inspectionp. 807
High Power Check – Test and inspectionp. 809
+71-00-03 Power Plant Cleaningp. 821
+71-00-03-701 Power Plant Cleaning – Cleaningp. 821
Clean the Power Plant – Water Rinse – Other procedure to cleanp. 821
Clean the Power Plant – Compressor Wash – Other procedure to cleanp. 827
Washing Exterior of Engines – Other procedure to cleanp. 835
+71-00-21 Preserving Uninstalled Enginep. 837
+71-00-21-201 Preserving Uninstalled Engine – Maintenance Practicesp. 837
Uninstalled Engine Preservation – Preservation procedurep. 837
+71-00-22 Preserving Installed Engine for Nine Months or Morep. 843
+71-00-22-201 Preserving Installed Engine for Nine Months or More – Maintenance Practicesp. 843
Installed Engine Preservation – More than Nine Months – Preservation procedurep. 843
+71-00-23 Preserving Installed Engine for Nine Months or Lessp. 849
+71-00-23-201 Preserving Installed Engine for Nine Months or Less – Maintenance Practicesp. 849
Installed Engine Preservation – Nine Months or Less – Preservation procedurep. 849
+71-00-24 Storage Inspectionp. 851
+71-00-24-201 Storage Inspection – Maintenance Practicesp. 851
Storage Inspection – Procedure to keep item serviceable when in storagep. 851
+71-00-25 Engine Shipping/Receivingp. 853
+71-00-25-201 Engine Shipping/Receiving – Maintenance Practicesp. 853
Engine Shipping – Shipping and storage – Generalp. 853
Engine Receiving – Procedure to unpack itemsp. 867
+71-00-26 Engine Depreservationp. 877
+71-00-26-201 Engine Depreservation – Maintenance Practicesp. 877
Depreserve the Engine – Procedure to remove preservation materialp. 877
+71-00-30 IP and HP Compressors (Borescope)p. 879
+71-00-30-601 IP and HP Compressors (Borescope) – Inspection/Checkp. 879
Inspect the HP and IP Compressors with a Borescope – Visual examinationp. 879
+71-00-32 Internal Oil Leak (Borescope)p. 891
+71-00-32-601 Internal Oil Leak (Borescope) – Inspection/Checkp. 891
Check for an Internal Oil Leak with a Borescope – Visual examinationp. 891
+71-00-40 Combustor, Fuel Slinger, and HP Turbine Blades Leading Edge (Borescope)p. 897
+71-00-40-601 Combustor, Fuel Slinger, and HP Turbine Blades Leading Edge (Borescope) – Inspection/Checkp. 897
Inspect the Combustor, Fuel Slinger, and HP Turbine Blade Leading Edges with a Borescope – Visual examinationp. 897
+71-00-50 LP Turbines (Borescope)p. 909
+71-00-50-601 LP Turbines (Borescope) – Inspection/Checkp. 909
Inspect the LP Turbines with a Borescope – Visual examinationp. 909
+71-00-52 HP Nozzle/HP Turbine Trailing Edge and 1st LP Turbines Leading Edge (Borescope)p. 915
+71-00-52-601 HP Nozzle/HP Turbine Trailing Edge and 1st LP Turbines Leading Edge (Borescope) – Inspection/Checkp. 915
Inspect the HP Nozzle/HP Turbine Trailing Edge and 1st LP Turbine Leading Edge with a Borescope – Visual examinationp. 915
+72 Enginep. 923
+72-00-00 Enginep. 931
+72-00-00-001 Engine – Description and Operationp. 931
Bypass Duct Group – Description and Operation – Description of functionp. 931
Compressor System – Description and Operation – Description of functionp. 935
Gearbox Assembly (4k Configuration) – Description and Operation – Description of functionp. 937
+72-00-01 Approved Engine Fuelp. 941
+72-00-01-301 Approved Engine Fuel – Servicingp. 941
Approved Engine Fuels – Servicingp. 941
+72-00-03 Engine Servicing — Oil Changing/Replenishingp. 943
+72-00-03-301 Engine Servicing – Oil Changing/Replenishing – Servicingp. 943
Service the Engine with Oil Using Oil Fill Port – Servicingp. 943
+72-00-05 Oil Filter Analysis Programp. 951
+72-00-05-201 Oil Filter Analysis Program – Maintenance Practicesp. 951
Submit Oil Filter for Analysis – General maintenance procedurep. 951
+72-00-30 Spinnerp. 953
+72-00-30-401 Spinner – Removal/Installationp. 953
Remove the Spinner – Disconnect, remove and disassemble proceduresp. 953
Install the Spinner – Assemble, install and connect proceduresp. 957
+72-00-31 Fan Rotorp. 961
+72-00-31-401 Fan Rotor – Removal/Installationp. 961
Remove the Fan Rotor – Disconnect, remove and disassemble proceduresp. 961
Install the Fan Rotor – Assemble, install and connect proceduresp. 971
+72-00-32 Case and Insert Assemblyp. 979
+72-00-32-401 Case and Insert Assy – Removal/Installationp. 979
Remove the Case and Insert Assembly – Disconnect, remove and disassemble proceduresp. 979
Install the Case and Insert Assembly – Assemble, install and connect proceduresp. 983
+72-00-56 Rear Housing/Mixer Case Assemblyp. 987
+72-00-56-401 Rear Housing/Mixer Case Assemby – Removal/Installationp. 987
Remove the Mixer Case Assembly – Disconnect, Remove and Disassemblep. 987
Install the Mixer Case Assembly – Assemble Procedurep. 991
+72-00-60 Gearbox Assemblyp. 995
+72-00-60-401 Gearbox Assy – Removal/Installationp. 995
Remove the Gearbox Assembly – Disconnect, remove and disassemble proceduresp. 995
Install the Gearbox Assembly – Assemble, install and connect proceduresp. 1001
+72-00-71 Rear Bypass Duct Assemblyp. 1007
+72-00-71-401 Rear Bypass Duct Assy – Removal/Installationp. 1007
Remove the Rear Bypass Duct Assembly – Disconnect, remove and disassemble proceduresp. 1007
Install the Rear Bypass Duct Assembly – Assemble, install and connect proceduresp. 1013
+72-02-00 Internal Cooling and Sealing Air Systemp. 1023
+72-02-00-001 Internal Cooling and Sealing Air System – Description and Operationp. 1023
Internal Cooling and Sealing Air System – Description and Operation – Description of functionp. 1023
+72-30-10 Spinnerp. 1025
+72-30-10-601 Spinner – Inspection/Checkp. 1025
Visually Inspect the Spinner – Visual examinationp. 1025
+72-30-10-801 Spinner – Repairp. 1027
Blend Repair the Spinner – Miscellaneousp. 1027
+72-31-10 Fan Retainer Nutp. 1031
+72-31-10-801 Fan Retainer Nut – Inspection/Checkp. 1031
Visually Inspect the Fan Retainer Nut – Visual examinationp. 1031
+72-31-12 Fan Locking Platep. 1035
+72-31-12-801 Fan Locking Plate – Inspection/Checkp. 1035
Visually Inspect the Fan Locking Plate – Visual examinationp. 1035
+72-31-15 Spinner Pilot Plate Assemblyp. 1039
+72-31-15-601 Spinner Pilot Plate Assy – Inspection/Checkp. 1039
Visually Inspect the Spinner Pilot Plate Assembly – Visual examinationp. 1039
+72-31-20 Fan Rotorp. 1043
+72-31-20-601 Fan Rotor – Inspection/Checkp. 1043
Visually Inspect the Fan Rotor – Visual examinationp. 1043
+72-31-20-801 Fan Rotor – Repairp. 1051
Blend Repair the Fan Rotor – Miscellaneousp. 1051
+72-32-10 Case and Insert Assemblyp. 1059
+72-32-10-601 Case and Insert Assembly – Inspection/Checkp. 1059
Visually Inspect the Case and Insert Assembly – Visual examinationp. 1059
+72-32-10-801 Case and Insert Assembly – Repairp. 1067
Replace/Transfer the Engine Identification Plate – Miscellaneousp. 1067
+72-32-20 Fan Statorp. 1073
+72-32-20-601 Fan Stator – Inspection/Checkp. 1073
Visually Inspect the Fan Stator – Visual examinationp. 1073
+72-32-20-801 Fan Stator – Repairp. 1079
Blend Repair the Fan Stator – Miscellaneousp. 1079
+72-35-22 LP Shaft Assemblyp. 1085
+72-35-22-601 LP Shaft Assembly – Inspection/Checkp. 1085
Dimensionally Inspect the LP Shaft Forward End (Run-Out) – Dimensions checkp. 1085
+72-37-12 Interstage Housing Assemblyp. 1087
+72-37-12-801 Interstage Housing Assembly – Repairp. 1087
Repair the Interstage Housing Assembly Threaded Inserts (Sight Glass) – Standard repair procedurep. 1087
Remove the Oil Tank Check Valve from the Interstage Housing Assembly – Disassemble Procedurep. 1097
Install the Oil Tank Check Valve into the Interstage Housing Assembly – Assemble Procedurep. 1101
+72-39-10 Diffuser Case Groupp. 1107
+72-39-10-401 Diffuser Case Flanged Fitting – Removal/Installationp. 1107
Remove the Diffuser Case Flanged Fitting – Remove Procedurep. 1107
Install the Diffuser Case Flanged Fitting – Install Procedurep. 1111
+72-56-10 Rear Housing Groupp. 1117
+72-56-10-601 Rear Housing Group – Inspection/Checkp. 1117
Visually Inspect the Rear Housing Group – Visual examinationp. 1117
+72-56-10-801 Rear Housing Group – Repairp. 1123
Repair the Mixer Case Lobes – Standard repair procedurep. 1123
+72-56-12 Rear Housing Assemblyp. 1127
+72-56-12-801 Rear Housing Assembly – Inspection/Checkp. 1127
Visually Inspect the Rear Housing Assembly – Visual examinationp. 1127
+72-60-01 Gearbox Carbon Sealsp. 1135
+72-60-01-401 Gearbox Carbon Seals – Removal/Installationp. 1135
Remove Type 1 Spring-Loaded Carbon Seals from the 4k Gearbox – Remove procedurep. 1135
Remove Type 2 or Type 3 Spring-Loaded Carbon Seals from the 4k Gearbox – Remove procedurep. 1141
Install Type 1 Spring-Loaded Carbon Seals in the 4k Gearbox – Install procedurep. 1149
Install Type 2 Spring-Loaded Carbon Seals in the 4k Gearbox – Install procedurep. 1161
Install Type 3 Spring-Loaded Configuration Carbon Seals in the 4k Gearbox – Install procedurep. 1181
+72-60-02 Oil Filter Differential Pressure (Delta P) Indicatorp. 1201
+72-60-02-401 Oil Filter Differential Pressure (Delta P) Indicator – Removal/Installationp. 1201
Remove the Oil Filter Delta P Indicator – Remove procedurep. 1201
Install the Oil Filter Delta P Indicator – Install procedurep. 1205
+72-60-02-601 Oil Filter Differential Pressure (Delta P) Indicator – Inspection/Checkp. 1209
Perform Functional Verification of the Mechanical Oil Filter Delta P Indicator – Pressure checkp. 1209
+72-60-10 Gearbox Assemblyp. 1213
+72-60-10-601 Gearbox Assembly – Inspection/Checkp. 1213
Visually Inspect the Accessory Drive Gearbox Assembly – Visual examinationp. 1213
+72-71-10 Rear Bypass Duct Assemblyp. 1219
+72-71-10-601 Rear Bypass Duct Assy – Inspection/Checkp. 1219
Visually Inspect the Rear Bypass Duct Assembly – Visual examinationp. 1219
+72-71-10-801 Rear Bypass Duct Assembly – Repairp. 1225
Replace the Trip Sensor Housing Threaded Inserts – Standard Repair Procedurep. 1225
+72-71-20 Rear Mounting Ring Assemblyp. 1231
+72-71-20-601 Rear Mounting Ring Assy – Inspection/Checkp. 1231
Visually Inspect the Rear Mounting Ring Assembly – Visual examinationp. 1231
+73 Engine Fuel and Controlp. 1235
+73-00-00 Fuel Systemp. 1241
+73-00-00-001 Fuel System – Description and Operationp. 1241
Fuel System – Description and Operation – Description of functionp. 1241
+73-10-01 Fuel Tube Assembliesp. 1245
+73-10-01-401 Fuel Tube Assemblies – Removal/Installationp. 1245
Remove Fuel Tube Assemblies – Remove procedurep. 1245
Install Fuel Tube Assemblies – Install procedurep. 1251
+73-10-01-601 Fuel Tube Assemblies – Inspection/Checkp. 1259
Visually Inspect Fuel Tube Assemblies – Visual examinationp. 1259
+73-11-01 Fuel Drain Tube Assembliesp. 1261
+73-11-01-401 Fuel Drain Tube Assemblies – Removal/Installationp. 1261
Remove Fuel Drain Tube Assemblies – Remove procedurep. 1261
Install Fuel Drain Tube Assemblies – Install procedurep. 1265
+73-12-01 Fuel Nozzle Assemblyp. 1269
+73-12-01-401 Fuel Nozzle Assembly – Removal/Installationp. 1269
Remove the Fuel Nozzle Assembly – Remove procedurep. 1269
Install the Fuel Nozzle Assembly – Install procedurep. 1279
+73-12-01-601 Fuel Nozzle Assembly – Inspection/Checkp. 1285
Visually Inspect the Fuel Nozzle Assembly – Visual examinationp. 1285
Check Fuel Nozzle Spray Pattern – Flow checp. 1291
+73-14-01 Fuel Pump Filterp. 1297
+73-14-01-401 Fuel Pump Filter – Removal/Installationp. 1297
Remove the Fuel Filter – Remove procedurep. 1297
Install the Fuel Filter – Install procedurep. 1301
+73-19-00 Fuel Delivery Unit/Fuel Control Unit Description and Operationp. 1305
+73-19-00-001 Fuel Delivery Unit/Fuel Control Unit – Description and Operationp. 1305
Fuel Delivery Unit – Description and Operation – Description of functionp. 1305
Fuel Control Unit – Description and Operation – Description of functionp. 1309
+73-19-01 Fuel Delivery Unitp. 1315
+73-19-01-401 Fuel Delivery Unit – Removal/Installationp. 1315
Remove the Fuel Delivery Unit – Remove procedurep. 1315
Install the Fuel Delivery Unit – Install procedurep. 1323
+73-19-01-601 Fuel Delivery Unit – Inspection/Checkp. 1335
Visually Inspect the Fuel Delivery Unit – Visual examinationp. 1335
+73-19-02 Fuel Control Unitp. 1339
+73-19-02-201 Fuel Control Unit – Maintenance Practicesp. 1339
Reset the Fuel Shutoff Valve on the FCU – Rigp. 1339
+73-19-02-401 Fuel Control Unit – Removal/Installationp. 1343
Remove the Fuel Control Unit – Remove procedurep. 1343
Install the Fuel Control Unit – Install procedurep. 1351
+73-19-02-601 Fuel Control Unit – Inspection/Checkp. 1361
Visually Inspect the Fuel Control Unit – Visual examinationp. 1361
Perform Resistance Checks on Fuel Control Unit – Examinations, tests and checksp. 1367
+73-23-01 Fuel Filter Indicator (Delta P Switch)p. 1373
+73-23-01-401 Fuel Filter Indicator (Delta P Switch) – Removal/Installationp. 1373
Remove the Fuel Filter Indicator (Delta P Switch) – Remove procedurep. 1373
Install the Fuel Filter Indicator (Delta P Switch) – Install procedurep. 1377
+73-23-01-601 Fuel Filter Indicator (Delta P Switch) – Inspection/Checkp. 1383
Visually Inspect the Fuel Filter Indicator (Delta P Switch) – Visual examinationp. 1383
Perform Functional Verification of the Fuel Filter Indicator (Delta P Switch) – Pressure checkp. 1387
+73-25-01 Fuel Manifold Filter Assyp. 1393
+73-25-01-401 Fuel Manifold Filter Assy – Removal/Installationp. 1393
Remove the Fuel Manifold Filter – Remove procedurep. 1393
Install the Fuel Manifold Filter – Install procedurep. 1397
+73-26-01 Full Authority Digital Engine Control (FADEC) and Engine Control Unit (ECU)p. 1401
+73-26-01-201 FADEC and ECU – Maintenance Practicesp. 1401
Write/Save Data to/from the FADEC – FADEC Software Effectivity B, C, and D – General maintenance procedurep. 1401
FADEC Software Effectivity List – Description of functionp. 1415
PMA Phase-Out Test — FADEC Software Effectivity C and D – General maintenance procedurep. 1419
Write/Save Data to/from the ECU – General maintenance procedurep. 1423
+73-26-01-401 FADEC and ECU – Removal/Installationp. 1435
Remove the FADEC – Remove procedurep. 1435
Remove the ECU – Remove procedurep. 1439
Install the FADEC – Install procedurep. 1443
Install the ECU – Install procedurep. 1449
+73-26-01-601 FADEC and ECU – Inspection/Checkp. 1455
Functionally Inspect the FADEC for Faults – Function testp. 1455
Functionally Inspect the ECU for Faults – Function testp. 1457
+73-27-01 Fuel Control Shutoff Valvep. 1459
+73-27-01-201 Fuel Control Shutoff Valve – Maintenance Practicesp. 1459
Reset the Fuel Shutoff Valve on the FDU – Rigp. 1459
+74 Ignitionp. 1463
+74-00-00 Ignition System Descriptionp. 1467
+74-00-00-001 Ignition System – Description and Operationp. 1467
Ignition System – Description and Operation – Description of functionp. 1467
+74-00-10 Ignition Systemp. 1471
+74-00-10-501 Ignition System – Adjustment/Testp. 1471
Do an Operational Test on the Ignition System – Function testp. 1471
+74-10-01 Ignition Exciterp. 1473
+74-10-01-401 Igniton Exciter – Removal/Installationp. 1473
Remove the Ignition Exciters – Remove procedurep. 1473
Install the Ignition Exciters – Install procedurep. 1477
+74-10-01-601 Ignition Exciter – Inspection/Checkp. 1481
Visually Inspect the Ignition Exciter – Visual examinationp. 1481
+74-20-01 Igniter Leadp. 1483
+74-20-01-401 Igniter Lead – Removal/Installationp. 1483
Remove the Igniter Leads – Remove procedurep. 1483
Install the Igniter Leads – Install procedurep. 1487
+74-20-01-601 Igniter Lead – Inspection/Checkp. 1491
Visually Inspect the Igniter Leads – Visual examinationp. 1491
+74-22-01 Igniter Plugp. 1493
+74-22-01-401 Igniter Plug – Removal/Installationp. 1493
Remove the Igniter Plugs – Remove procedurep. 1493
Install the Igniter Plugs – Install procedurep. 1501
+74-22-01-601 Igniter Plug – Inspection/Checkp. 1505
Visually Inspect the Igniter Plugs – Visual examinationp. 1505
Dimensionally Inspect Igniter Plugs – Tip Gap Diameter – Dimensions checkp. 1513
Dimensionally Inspect Igniter Plugs – Electrode Depth – Dimensions checkp. 1517
+74-22-01-701 Igniter Plug – Cleaningp. 1521
Clean the Igniter Plugs – Clean with chemical agentp. 1521
+75 Airp. 1523
+75-00-00 Air System Descriptionp. 1527
+75-00-00-001 Air System – Description and Operationp. 1527
Air System – Description and Operation – Description of functionp. 1527
+75-30-01 Acceleration Bleed System Linkagep. 1529
+75-30-01-601 Acceleration Bleed System Linkage – Inspection/Checkp. 1529
Visually Inspect the Acceleration Bleed System Linkage – Visual examinationp. 1529
+75-35-01 Acceleration Bleed System Leverp. 1533
+75-35-01-401 Acceleration Bleed System Lever – Removal/Installationp. 1533
Remove the Acceleration Bleed System Lever – Remove procedurep. 1533
Install the Acceleration Bleed System Lever – Install procedurep. 1539
+75-35-01-501 Acceleration Bleed System Lever – Adjustment/Testp. 1547
Adjust the Acceleration Bleed Lever – Adjust, align and calibratep. 1547
+75-37-01 Acceleration Bleed System Cablep. 1551
+75-37-01-401 Acceleration Bleed System Cable – Removal/Installationp. 1551
Remove the Acceleration Bleed System Cable – Remove procedurep. 1551
Install the Acceleration Bleed System Cable – Install procedurep. 1557
+76 Engine Controlsp. 1565
+76-00-00 Engine Controlsp. 1569
+76-00-00-001 Engine Controls – Description and Operationp. 1569
Engine Controls – Description and Operation – Description of functionp. 1569
+76-20-01 LP Shaft Trip Sensorp. 1571
+76-20-01-501 LP Shaft Trip Sensor – Adjustment/Testp. 1571
Adjust (Reset) the LP Shaft Trip Sensor – Rigp. 1571
+76-20-01-601 LP Shaft Trip Sensor – Inspection/Checkp. 1585
Visually Inspect the LP Shaft Trip Sensor System – Visual examinationp. 1585
Check the Trigger Pin End Play – Dimensions checkp. 1589
+77 Engine Indicatingp. 1593
+77-00-00 Engine Indicatingp. 1599
+77-00-00-001 Engine Indicating – Description and Operationp. 1599
Engine Indicating – Description and Operation – Description of functionp. 1599
+77-11-01 LP Magnetic Speed Pickup Assemblyp. 1601
+77-11-01-401 LP Magnetic Speed Pickup Assembly – Removal/Installationp. 1601
Remove the LP Magnetic Speed Pickup Assembly – Remove procedurep. 1601
Install the LP Magnetic Speed Pickup Assembly – Install procedurep. 1605
+77-11-01-601 LP Magnetic Speed Pickup Assembly – Inspection/Checkp. 1611
Visually Inspect the LP Magnetic Speed Pickup Assembly – Visual examinationp. 1611
Perform Resistance Check on LP Magnetic Speed Pickup Assembly (Dual Channel) – Examinations, tests and checksp. 1613
+77-12-01 Gearbox (HP) Magnetic Speed Pickup Assemblyp. 1617
+77-12-01-401 Gearbox (HP) Magnetic Speed Pickup Assembly – Removal/Installationp. 1617
Remove the Gearbox (HP) Magnetic Speed Pickup Assembly – Remove procedurep. 1617
Install the Gearbox (HP) Magnetic Speed Pickup Assembly – Install procedurep. 1621
+77-12-01-601 Gearbox (HP) Magnetic Speed Pickup Assembly – Inspection/Checkp. 1625
Visually Inspect the Gearbox (HP) Magnetic Speed Pickup Assembly – Visual examinationp. 1625
Perform Resistance Check on Gearbox (HP) Magnetic Speed Pickup Assembly (Dual Channel) – Examinations, tests and checksp. 1627
+77-20-02 Intermediate Turbine Temperature (ITT)p. 1631
+77-20-02-401 Intermediate Turbine Temperature (ITT) Probe – Removal/Installationp. 1631
Remove the ITT Probes – Remove procedurep. 1631
Disassemble ITT Probe J1 Connector – Disassemble procedurep. 1637
Assemble ITT Probe J1 Connector – Assemble procedurep. 1641
Install the ITT Probes – Install procedurep. 1647
+77-20-02-601 Intermediate Turbine Temperature (ITT) Probe – Inspection/Checkp. 1653
Visually Inspect ITT Probes – Visual examinationp. 1653
Perform Temperature Check on Installed ITT Probes – Examinations, tests and checksp. 1655
Perform Temperature Check on Removed ITT Probes – Examinations, tests and checksp. 1659
Perform Resistance Check on Assembled J1 Connector – Examinations, Tests and Checksp. 1663
Perform Resistance Check on Removed ITT Probes – Examinations, tests and checksp. 1667
+77-20-06 ITT/N1 Trim Box Assemblyp. 1671
+77-20-06-401 ITT/N1 Trim Box Assembly – Removal/Installationp. 1671
Remove the ITT/N1 Trim Box Assembly – Remove procedurep. 1671
Install the ITT/N1 Trim Box Assembly – Install procedurep. 1675
+77-20-06-601 ITT/N1 Trim Box Assembly – Inspection/Checkp. 1679
Perform Resistance Check on ITT/N1 Trim Box Assembly – Examinations, tests and checksp. 1679
+77-22-02 TT2/PT2 Dual Temp/Press Sensorp. 1683
+77-22-02-401 TT2/PT2 Dual Temp/Press Sensor – Removal/Installationp. 1683
Remove the Tt2/Pt2 Dual Temp/Press Sensor – Remove procedurep. 1683
Install the Tt2/Pt2 Dual Temp/Press Sensor – Install procedurep. 1687
+77-22-02-601 TT2/PT2 Dual Temp/Press Sensor – Inspection/Checkp. 1691
Visually Inspect the Tt2/Pt2 Dual Temp/Press Sensor – Visual examinationp. 1691
Perform Resistance Check on Tt2/Pt2 Sensor Pressure Sense Circuits – Examinations, tests and checksp. 1695
Perform Resistance Check on Tt2/Pt2 Sensor Temperature Sense Circuits – Examinations, tests and checksp. 1697
Perform Resistance Check on Tt2/Pt2 Sensor Heater Elements – Examinations, tests and checksp. 1703
+77-22-04 TT2 Temperature Sensorp. 1705
+77-22-04-401 TT2 Temperature Sensor – Removal/Installationp. 1705
Remove the TT2 Temperature Sensor – Remove procedurep. 1705
Install the TT2 Temperature Sensor – Install procedurep. 1709
+77-22-04-601 TT2 Temperature Sensor – Inspection/Checkp. 1713
Perform Resistance Check on Tt2 Sensor Temperature Sense Circuits – Examinations, tests and checksp. 1713
Perform Resistance Check on Tt2 Sensor Heater Circuit – Examinations, tests and checksp. 1721
+77-22-06 PT2 Pressure Sensorp. 1725
+77-22-06-401 PT2 Pressure Sensor – Removal/Installationp. 1725
Remove the Pt2 Pressure Sensor – Remove procedurep. 1725
Install the Pt2 Pressure Sensor – Install procedurep. 1729
+77-22-06-601 PT2 Pressure Sensor – Inspection/Checkp. 1733
Perform Resistance Check on Pt2 Pressure Sensor – Examinations, tests and checksp. 1733
+77-44-01 FADEC Engine Harness Assemblyp. 1737
+77-44-01-401 FADEC Engine Harness Assembly – Removal/Installationp. 1737
Remove the FADEC Engine Harness Assembly – Configuration 1 – Remove procedurep. 1737
Remove the FADEC Engine Harness Assembly – Configuration 2 – Remove procedurep. 1743
Install the FADEC Engine Harness Assembly – Configuration 1 – Install procedurep. 1753
Install the FADEC Engine Harness Assembly – Configuration 2 – Install procedurep. 1761
Remove the FADEC Engine Harness Assembly – Configuration 3 – Remove procedurep. 1773
Install the FADEC Engine Harness Assembly – Configuration 3 – Install procedurep. 1791
+77-44-01-601 FADEC Engine Harness Assembly – Inspection/Checkp. 1809
Visually Inspect the FADEC Engine Harness Assembly – Visual examinationp. 1809
Perform Resistance Checks on FADEC Engine Harness Assembly – Configurations 1 and 2 – Examinations, tests and checksp. 1811
Perform Resistance Checks on FADEC Engine Harness Assembly – Configuration 3 – Examinations, tests and checksp. 1829
+79 Oilp. 1847
+79-00-00 Oil Systemp. 1853
+79-00-00-001 Oil System – Description and Operationp. 1853
Oil System – Description and Operation – Description of functionp. 1853
+79-21-01 Oil Filterp. 1859
+79-21-01-401 Oil Filter – Removal/Installationp. 1859
Remove the Oil Filter – Remove procedurep. 1859
Install the Oil Filter – Install procedurep. 1863
+79-21-01-601 Oil Filter – Inspection/Checkp. 1869
Visually Inspect the Oil Filter Bowl – Visual examinationp. 1869
+79-22-01 Lube Oil Coolerp. 1873
+79-22-01-401 Lube Oil Cooler – Removal/Installationp. 1873
Remove the Lube Oil Cooler – Remove procedurep. 1873
Install the Lube Oil Cooler – Install procedurep. 1877
+79-22-01-501 Lube Oil Cooler – Adjustment/Testp. 1883
Pressure Test the Lube Oil Cooler – Pressure checkp. 1883
+79-22-01-601 Lube Oil Cooler – Inspection/Checkp. 1889
Visually Inspect the Lube Oil Cooler – Visual examinationp. 1889
+79-24-01 Lube and Scavenge Pumpp. 1891
+79-24-01-401 Lube and Scavenge Pump – Removal/Installationp. 1891
Remove the Lube and Scavenge Pump – Remove procedurep. 1891
Install the Lube and Scavenge Pump – Install procedurep. 1895
+79-25-01 Oil Pressure Regulating Valvep. 1899
+79-25-01-401 Oil Pressure Regulating Valve – Removal/Installationp. 1899
Remove the Oil Pressure Regulating Valve – Remove procedurep. 1899
Install the Oil Pressure Regulating Valve – Install procedurep. 1903
+79-25-01-501 Oil Pressure Regulating Valve – Adjustment/Testp. 1907
Adjust the Oil Pressure Regulating Valve – Adjust, align and calibratep. 1907
+79-26-01 Oil Supply Tubep. 1913
+79-26-01-401 Oil Supply Tube – Removal/Installationp. 1913
Remove the Oil Supply Tube – Remove procedurep. 1913
Install the Oil Supply Tube – Install procedurep. 1917
+79-28-01 Rear Bearing Oil Supply and Scavenge Tubesp. 1921
+79-28-01-401 Rear Bearing Oil Supply and Scavenge Tubes – Removal/Installationp. 1921
Remove the Rear Bearing Oil Supply and Scavenge Tubes – Remove procedurep. 1921
Install the Rear Bearing Oil Supply and Scavenge Tubes – Install procedurep. 1925
+79-28-01-601 Rear Bearing Oil Supply and Scavenge Tubes – Inspection/Checkp. 1929
Visually Inspect Rear Bearing Oil Supply and Scavenge Tubes – Visual examinationp. 1929
+79-30-01 Magnetic Chip Collectorp. 1933
+79-30-01-401 Magnetic Chip Collector – Removal/Installationp. 1933
Remove the Magnetic Chip Collector(s) – Remove procedurep. 1933
Install the Magnetic Chip Collector(s) – Install procedurep. 1937
+79-30-01-601 Magnetic Chip Collector – Inspection/Checkp. 1941
Visually Inspect the Magnetic Chip Collectors – Visual examinationp. 1941
+79-31-01 Oil Filler Cap and Dipstickp. 1945
+79-31-02-401 Oil Filler Cap – Removal/Installationp. 1945
Remove the Oil Filler Cap – Remove procedurep. 1945
Install the Oil Filler Cap – Install procedurep. 1949
+79-33-11 Oil Sight Glassp. 1955
+79-33-11-401 Oil Sight Glass – Removal/Installationp. 1955
Remove the Oil Sight Glass – Remove procedurep. 1955
Install the Oil Sight Glass – Install procedurep. 1959
Why is this manual essential for your work?
- Comprehensive Data: Covers all major engine groups, including the LP shaft module, fan group, core module, LP turbine group, and the accessory gearbox.
- Troubleshooting Power: Extensive fault isolation sections for engine control (FADEC/ECU) and all major systems like fuel, oil, air, and ignition.
- FAA-Approved Limits: Contains the Airworthiness Limitations section, specifying the mandatory service lives and maintenance checks required for continued airworthiness.
- Step-by-Step Procedures: Detailed instructions for all line maintenance tasks, from simple visual inspections to complex removal and installation processes.
- Specific Models: Dedicated sections and specifications for both the FJ44-3A and FJ44-3A-24 engine variants.
Purchasing this digital FJ44-3A/3A-24 Maintenance Manual provides you with instant access to the information you need, exactly when you need it. No more waiting for physical manuals to arrive or dealing with cumbersome, outdated paper copies. This PDF is fully printable, searchable, and can be viewed on any device, making it an invaluable resource for the hangar or the office. Save time, increase accuracy, and ensure the safety and reliability of the aircraft with this indispensable guide.
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