TABLE OF CONTENTS
_________________
Chapter Section Subject_______ Subject ____ Effectivity
_______ Page ___________
Adjustment/Test 501 ALL General 501 Adjustment - Air Inlet Door 501 Adjustment - Switch, Air Inlet 505
Door Adjustment - Vortex Generator 509 Flap Test - Air Inlet Door 512 ACTUATOR - AIR INLET DOOR 49-15-31 Removal/Installation 401 ALL
DOOR - AIR INLET 49-15-22 Servicing 301 ALL Removal/Installation 401 ALL
GENERATOR - VORTEX 49-15-23
Removal/Installation 401 ALL
APU SHROUD DRAINS 49-16-00
DRAIN - APU SHROUD 49-16-11 Inspection/Check 601 ALL Cleaning/Painting 701 ALL
ENGINE 49-20-00
______ APU ENGINE 49-21-00
Description and Operation 1 ALL General 1 Compressor Section 1 Gearbox Section 4 Turbine Section 1 Operation 4
Maintenance Practices 201 ALL Inspection/Check 601 ALL
ENGINE FUEL AND CONTROL 49-30-00
_______________________
49-CONTENTS
BEJ Page 4 Mar 12/02
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
CHAPTER 49 - AIRBORNE AUXILIARY POWER
TABLE OF CONTENTS
_________________
Chapter Section Subject_______ Subject ____ Effectivity
_______ Page ___________
APU FUEL SYSTEM 49-31-00
Description and Operation 1 ALL
General 1
Drain - Fuel 5
Filter - Low Pressure Fuel 1
Heater - Fuel 6
Thermostat - APU Control 4
(Airplanes without the ETC)
Unit - Combustor 5
Unit - Fuel Control 1
Valve - APU Fuel 1
Valve - Fuel Solenoid 5
Operation 6
Maintenance Practices 201 ALL
General 201
Bleed - High Pressure 204
Bleed - Low Pressure 201
Check - Fuel Leakage 207
Adjustment/Test 501 ALL
General 501
Check - APU Fuel Supply System 501
Flow
Check - APU Fuel Supply System 504
Pressure
COMBUSTOR UNIT 49-31-42
Removal/Installation 401 ALL
DRAIN - FUEL 49-31-71
Inspection/Check 601 ALL
General 601
Inspection - Fuel Drain 601
(APUs with the Fuel Drain
Housing)
Inspection - Fuel Drain 608
(APUs without the Fuel
Drain Housing)
FILTER - HIGH PRESSURE FUEL 49-31-81
Servicing 301 ALL
FILTER - LOW PRESSURE FUEL 49-31-21
Removal/Installation 401 ALL
FILTER ELEMENT - LOW PRESSURE 49-31-22
FUEL
Removal/Installation 401 ALL
49-CONTENTS
BEJ Page 5 Mar 12/02
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / GTCP85-129 SERIES /737-300/400/500/ ENGINES/MAINTENANCE MANUAL ////////////////////////
CHAPTER 49 - AIRBORNE AUXILIARY POWER
TABLE OF CONTENTS
_________________
Chapter Section Subject_______ Subject ____ Effectivity
_______ Page ___________
HEATER - FUEL 49-31-61 Removal/Installation 401 ALL PUMP - APU FUEL 49-31-13 Adjustment/Test 501 ALL SEAL - GEAR SHAFT, FUEL CONTROL 49-31-12 UNIT Removal/Installation 401 ALL UNIT - FUEL CONTROL 49-31-11 Removal/Installation 401 CONFIG 1 [*] [*] AIRPLANES WITHOUT THE TAFCU
Removal/Installation 401 CONFIG 2 [*] [*] AIRPLANES WITH THE TAFCU
VALVE - CHECK, FUEL HEATER 49-31-91
Removal/Installation 401 ALL
VALVE - CHECK, FUEL SENSING FLOW 49-31-93
CONTROL
Removal/Installation 401 ALL
VALVE - FUEL SENSING FLOW 49-31-92
CONTROL Removal/Installation 401 ALL Adjustment/Test 501 ALL
VALVE - FUEL SOLENOID 49-31-31
Removal/Installation 401 ALL
Adjustment/Test 501 ALL
IGNITION/STARTING 49-40-00
_________________ APU IGNITION AND START SYSTEM 49-41-00
Description and Operation 1 ALL
General 1
Cable - Igniter 4
Motor - Starter 1
Plug - Igniter 4
Relay - Start (R5) 1
Unit - Ignition 1
Operation 4
CABLE - IGNITER 49-41-52
Removal/Installation 401 ALL
MOTOR - STARTER 49-41-11
Removal/Installation 401 ALL
PLUG - IGNITER 49-41-51
Removal/Installation 401 ALL
49-CONTENTS
BEJ Page 6 Mar 12/02
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
CHAPTER 49 - AIRBORNE AUXILIARY POWER
TABLE OF CONTENTS
_________________
Chapter Section Subject_______ Subject ____ Effectivity
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