- do the applicable repair(s).
(2) If the APU bleed-air duct is not in the correct condition and/or connected correctly:
- replace and/or connect the APU bleed-air duct correctly (Ref. AMM TASK 49-11-11-000-003) and (Ref. AMM TASK 49-11-11-400-003).
(3) If the APU exhaust muffler is not in the correct condition and/or connected correctly:
- replace and/or connect the APU exhaust muffler correctly (Ref. AMM TASK 49-81-41-000-002) and (Ref. AMM TASK 49-81-41-400-002).
(4) If the APU bleed-air duct and the APU exhaust muffler are in the correct condition and connected correctly:
- refer to Para. 4.B.
C. If the tests confirm the fault:
- do a check and make sure that the FIRE EMERG-STOP relay (5WF) is serviceable,
- do a check and make sure that the APU SHUT OFF pushbutton switch (1KL) is serviceable,
- do a check and make sure the APU FIRE/WARN module (1WD) is serviceable.
(1) If the FIRE EMERG STOP relay (5WF) is not serviceable:
- replace the FIRE EMERG-STOP RELAY (5WF).
(2) If the APU SHUT OFF pushbutton switch (1KL) is not serviceable:
- replace the APU SHUT OFF PUSHBUTTON-SWITCH (1KL).
(3) If the APU FIRE/WARN module (1WD) is not serviceable:
- replace the APU FIRE/WARN MODULE (1WD).
(4) If the FIRE EMERG STOP relay (5WF), the APU SHUT OFF pushbutton switch (1KL) and the APU FIRE/WARN module (1WD) are serviceable:
- do a check and repair the wiring:
- from the FIRE EMERG STOP relay (5WF) A/D1 to the ECB (59KD) AB/B4.
- from the APU FIRE/WARN module (1WD) F/S to the ECB (59KD) AB/B4.
- from the APU SHUT OFF pushbutton switch (1KL) 1 to the ECB (59KD) AB/B4.
(a) If the fault continues:
- replace the ECB (59KD) (Ref. AMM TASK 49-61-34-000-002) and (Ref. AMM TASK 49-61-34-400-002).
D. If the APU Last Leg Report gives the maintenance message:
Fault Code Number: 113, 136
NOTE : The APU SHUTDOWNS report gives the maintenance message:
____
EMERGENCY STOP
APU Auto Shut Down Fault Code Number: 113, 136
(1) Replace the ECB (59KD) (Ref. AMM TASK 49-61-34-000-002) and (Ref. AMM TASK 49-61-34-400-002).
E. If you do not find the signs of a fire and the tests give a different maintenance message, you can find the related trouble shooting procedure in the applicable Page Block 101.
F. Do the tests as given in the Para. 3.
「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1R EFF : 106-106, 108-149, 211-299, 301-399, ∞∞49-00-00∞∞∞∞∞∞∞∞∞∞Page 288
Config-2 Aug 01/05 CES
TASK 49-00-00-810-924
APU AUTO SHUT DOWN - BACKUP OVERSPEED CIRCUIT FAILURE, Fan/PMG Assy or ECB Fault (APS 3200)
1. Possible Causes
_______________
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 49-00-00-710-008 Operational Test of the APU (APS 3200)
3. Fault Confirmation
__________________
A. Do the operational test of the APU (Ref. AMM TASK 49-00-00-710-008).
4. Fault Isolation
_______________
A. Do the operational test of the APU (Ref. AMM TASK 49-00-00-710-008).
TASK 49-00-00-810-927
APU AUTO SHUT DOWN - NO ACCELERATION, Main Start Contactor Fault (APS 3200)
1. Possible Causes
_______________
- CONTACTOR-MAIN START (5KA)
- the BAT 1 and 2 pushbutton switches are selected OFF
- aircraft wiring
- ECB (59KD)
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 24-38-00-710-001 Operational Test of the Battery Charge Limiter (BCL), (with the CFDS) AMM 24-38-00-710-001 Operational Test of the Battery Charge Limiter (BCL),
(without the CFDS) AMM 49-00-00-710-008 Operational Test of the APU (APS 3200) AMM 49-42-55-000-001 Removal of the Start Contactors (5KA,10KA) AMM 49-42-55-400-001 Installation of the Start Contactors (5KA,10KA) AMM 49-61-34-000-002 Removal of the Electronic Control Box (ECB) (59KD)
(APS 3200) AMM 49-61-34-400-002 Installation of the Electronic Control Box (ECB) (59KD) (APS 3200) ASM 49-42/01
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