A320飞机维护手册 AMM 机载辅助动力 AIRBORNE AUXILIARY POWER1(126)

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 (GTCP 36-300) (for corrective action)
 49-32-11-000-001  Removal of the Fuel Control Unit (FCU) (8022KM) (GTCP
 36-300) (for corrective action)
 49-32-11-400-001  Installation of the Fuel Control Unit (FCU) (8022KM)
 (GTCP 36-300) (for corrective action)
 49-52-51-000-001  Removal of the Fan Assembly (8053KM) (GTCP 36-300)
 (for corrective action)
 49-52-51-400-001  Installation of the Fan Assembly (8053KM) (GTCP
 36-300) (for corrective action)
 49-90-00-600-001  Check Oil Level and Replenish (GTCP 36-300) (for
 corrective action)
 49-91-41-200-001  Remove and discard Alternator Scavenge Filter Element
 (8069KM) (GTCP 36-300) (for corrective action)
 49-91-42-200-001  Check APU Magnetic Chip Detector (MCD) (GTCP 36-300)
 (for corrective action)
 49-91-42-400-001  Installation of the Drain Plug (8077KM) (GTCP 36-300)
 (for corrective action)
 49-91-45-000-001  Removal of the Oil Pump (8080KM) (GTCP 36-300) (for
 corrective action)
 49-91-45-200-002  Remove and discard Lube Filter Element (GTCP 36-300)
 (for corrective action) 

 

49-91-45-400-001 49-91-49-000-001 49-91-49-400-001 49-91-53-000-001
49-91-53-400-001
49-93-16-000-001 49-93-16-400-001 49-94-00-000-003 49-94-00-400-001 49-94-13-000-001 49-94-13-400-001 49-94-14-000-001 49-94-14-400-001
3. Job Set-up
__________ Subtask 49-00-00-860-069
Installation of the Oil Pump (8080KM) (GTCP 36-300)
 (for corrective action)
Removal of the De-Oiling Solenoid Valve (8083KM)
 (GTCP 36-300) (for corrective action)
Installation of the De-Oiling Solenoid Valve (8083KM)
 (GTCP 36-300) (for corrective action)
Removal of turbine bearing cavity vent and
 lubrication tube packing (GTCP 36-300) (for
 corrective action)
Installation of turbine bearing cavity vent and
 lubrication tube packing (GTCP 36-300) (for
 corrective action)
Removal of the Oil Level Switch (8087KM) (GTCP
 36-300) (for corrective action)
Installation of the Oil Level Switch (8087KM) (GTCP
 36-300) (for corrective action)
Removal of the Oil Pressure/Temperature Assembly
 (GTCP 36-300) (for corrective action)
Installation of the Oil Pressure/Temperature Assembly
 (GTCP 36-300) (for corrective action)
Removal of the High Oil-Temperature Switch (8090KM)
 (GTCP 36-300) (for corrective action)
Installation of the High Oil-Temperature Switch
 (8090KM) (GTCP 36-300) (for corrective action)
Removal of the Low Oil-Pressure Switch (8091KM) (GTCP
 36-300) (for corrective action)
Installation of the Low Oil-Pressure Switch (8091KM)
 (GTCP 36-300) (for corrective action)

 A. Aircraft Maintenance Configuration
 (1)
 Energize the ground service network
 (Ref. TASK 24-42-00-861-001).

 (2)
 Make sure that the APU MASTER SW p/bsw on the panel 25VU is set to the OFF position.

 (3)
 Make sure that hydraulic systems are depressurized
 (Ref. TASK 29-00-00-864-001).

 

 

 4. Procedure
_________ Subtask 49-00-00-790-050
 A. Test the APU for Oil/Fuel Leaks
 (1)
 Start and operate the APU in the ECS mode (Ref. TASK 49-00-00-860-003).

 (2)
 During APU operation:

 -
do a check for oil smell in the passenger compartment.

 -
do a check for smoke from the APU exhaust.
 NOTE : Oil smell in the passenger compartment is an indication of

 

 

____
 internal and/or external oil leakage.

 Smoke from the APU exhaust is an indication of internal oil leakage.
 (3)
 Stop the APU (Ref. TASK 49-00-00-860-004).

 (4)
 Put a warning notice in the cockpit to tell persons not to start the APU.

 Subtask 49-00-00-865-090
 B. Open, safety and tag this(these) circuit breaker(s):
 -------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------121VU APU/APU/CTL 2KD L42 121VU APU/ECB/SPLY 1KD L41
 Subtask 49-00-00-010-062
 C. Get Access
 (1)
 Put the access platform in position below the APU access doors 315AL and 316AR.

 (2)
 Open the APU access doors 315AL and 316AR (Ref. TASK 52-41-00-010-001).

 (3)
 Set the LIGHT control switch 11LJ to the ON position.
　
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