R 3_ If there is no 28VDC at the pin B/22 of the GLC1 (9XU1):
R - replace the GLC-1 (9XU1) (Ref. AMM TASK 24-22-55-000-001)
R and (Ref. AMM TASK 24-22-55-400-002).
R a_ If the fault continues:
R - repair the wiring between the pin A/A2 of the GLC1
R auxiliary control relay (4XU1) and the pin B/24 of the
R GLC1 (9XU1) (Ref. ASM 24-22/02).
R 4_ If there is no 28VDC at the pin B/3 of the BTC1 (11XU1):
R - replace the RELAY-BUS TIE (30XU1).
「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1 EFF : 401-499, ∞∞24-50-00∞∞∞∞∞∞∞∞∞∞Page 261
Aug 01/05 CES D. Put the aircraft back to its initial configuration.
R a If the fault continues:_
R - do a check and repair the wiring (Ref. ASM 24-22/02)
R between:
R . the pin B/22 of the GLC1 (9XU1) and the pin A/B2 of the
R bus tie relay (30XU1)
R . the pin A/B3 of the bus tie relay (30XU1) and the pin
R B/3 of the BTC1 (11XU1).
R (2) If the circuit breaker is open:
R - close it.
R (a) If the circuit breaker trips again:
R - do a check of the wiring for a short to ground between the
R ELEC/GEN1/OFF/BTC1 SPLY circuit breaker (5XU) and the pin B/3
R of the BTC1 (11XU1) (Ref. ASM 24-22/02) and (Ref. ASM 24-
R 23/02).
R 1 If the wiring is not correct:_
R - repair it.
R 2 If the wiring is correct:_
R - replace the C/B-ELEC/GEN1/OFF/BTC1 SPLY (5XU).
R **ON A/C ALL
C. Test
-------------------------------------------------------------------------------
ACTION RESULT
-------------------------------------------------------------------------------
1. On the ELEC panel 35VU: On the ELEC panel 35VU:
- release the GEN 2 pushbutton - the OFF legend of the GEN 2
switch (3XU2). pushbutton switch (3XU2) comes on.
2. On the ECAM control panel: On the lower ECAM display unit:
- push the ELEC key to get the - the GEN 1 supplies the AC 1 and AC 2
ELEC page. busbars.
(1) Stop the engine 1 (Ref. AMM TASK 71-00-00-710-028).
(2) Do the EIS stop procedure
(Ref. AMM TASK 31-60-00-860-002).
(3) On the ECAM control panel, set the UPPER DISPLAY and LOWER DISPLAY potentiometers to OFF.
(4) De-energize the aircraft electrical circuits
(Ref. AMM TASK 24-41-00-862-002).
「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1 EFF : ALL ∞∞24-50-00∞∞∞∞∞∞∞∞∞∞Page 262
Aug 01/05 CES GALLEY SUPPLY - FAULT ISOLATION PROCEDURES
__________________________________________
TASK 24-56-00-810-801
Galley Supply Fault
1. Possible Causes
_______________
- GND FAIL RELAY 4XA
- GALLEY SPLY RELAY 5XA
- GALLEY SPLY RELAY 9XA
- MAN GALLEY SPLY RELAY 6XA
- wiring
- GALLEY PWR RELAY
- PBSW 2XA
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 24-56-00-710-001 Operational Test of the Galley Supply ASM 24-56/01
3. Fault Confirmation
__________________
A. Do a test of the galley supply (Ref. AMM TASK 24-56-00-710-001).
4. Fault Isolation
_______________
A. If the white indicator light FAULT in PBSW 2XA comes on during the test:
- do a check of the GND FAIL RELAY 4XA and replace it if necessary.
(1) If the fault continues:
- do a check of the GALLEY SPLY RELAY 5XA and replace it if necessary.
(2) If the fault continues:
- do a check of the GALLEY SPLY RELAY 9XA and replace it if necessary.
(3) If the fault continues:
- do a check of the MAN GALLEY SPLY RELAY 6XA and replace it if necessary.
(4) If the fault continues:
- do a check and repair the wiring if necessary between: PBSW 2XA connector A/C1 and GND FAIL RELAY 4XA connector A/A, GND FAIL RELAY 4XA connector A/A and GALLEY SPLY RELAY 5XA connector A/X, GND FAIL RELAY 4XA connector A/A and GALLEY SPLY RELAY 9XA connector A/X, (if fitted), GALLEY SPLY RELAY 5XA connector A/Z and GND, GALLEY SPLY RELAY 9XA connector A/Z and GND (if fitted), CB 7MC and related GALLEY PWR RELAY pin X, CB 7MC and related GALLEY PWR RELAY connector B/3, related GALLEY PWR RELAY pin Z and GND, related GALLEY PWR RELAY connector B/5 and GND (Ref. ASM 24-56/01). 中國航空網 www.k6050.com 航空翻譯 www.aviation.cn 本文鏈接地址：A320 Trouble Shooting Manual 排故手冊 電源 3(140)
