A320 Trouble Shooting Manual 排故手册 AIR CONDITIONING 空调2(101)_航空信息_民用航空_通用航空

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R - replace the VALVE-TRIM AIR,AFT CABIN (13HK) (Ref. AMM TASK 21-63-51-
R 000-001) and (Ref. AMM TASK 21-63-51-400-001).
R (1) If the fault continues:
R - do a check and repair the wiring (Ref. ASM 21-63/03) from:
R - the TRIM AIR VALVE (13HK) to the ACSC2 (57HH) and,
R - the TRIM AIR VALVE (13HK) to ground.
R C. If the test gives the maintenance message TEST OK, but the AFT cabin
R trim-air valve symbol on the ECAM COND page is replaced by amber XX:
R - replace the CONT-AIR COND SYSTEM 2 (57HH) (Ref. AMM TASK 21-61-34-000-
R 002) and (Ref. AMM TASK 21-61-34-400-002).
R **ON A/C ALL
D. Do the test as given in the Para. 3.A.
5. Close-up________
A. Put the aircraft back to its initial configuration.

TASK 21-63-00-810-805

Trim-Air Pressure Regulating Valve Fault
1. Possible Causes
_______________
- VALVE-PRESSURE REGULATING (14HK)

- wiring

2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 21-63-00-710-004 Operational Test of the Cockpit and Cabin Temperature Control with CFDS/MCDU AMM 21-63-00-920-001 Scheduled Replace/Restore the Trim-Air
Pressure-Regulating Valve Filter AMM 21-63-52-000-001 Removal of the Pressure Regulating Valve 14HK AMM 21-63-52-400-001 Installation of the Pressure Regulating Valve 14HK ASM 21-63/01 ASM 21-63/03
3. Fault Confirmation
__________________
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399,
A. Do the operational test of the cockpit and cabin temperature-control system with CFDS/MCDU (Ref. AMM TASK 21-63-00-710-004).
NOTE : If a fault is detected, the ZC gives a fault code for shop
____ maintenance in addition to the related CFDS message(s). For detailed information see the applicable Page Block 301.
R **ON A/C 401-499,
A. Do the operational test of the cockpit and cabin temperature-control system with CFDS/MCDU (Ref. AMM TASK 21-63-00-710-004).

**ON A/C ALL

4. Fault Isolation
_______________
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399,
A. If the test gives the maintenance message TRIM AIR PRESS VALVE:
- replace the trim air pressure-regulating valve filter (Ref. AMM TASK 21-63-00-920-001).
(1) If the fault continues:

- replace the VALVE-PRESSURE REGULATING (14HK) (Ref. AMM TASK 21-63-52-000-001) and (Ref. AMM TASK 21-63-52-400-001).

(2) If the fault continues:

- do a check and repair the wiring (Ref. ASM 21-63/01) and (Ref. ASM 21-63/03) from:

- the VALVE (14HK) to the ZC (8HK),

- the VALVE (14HK) to ground and,

- the VALVE (14HK) to the CB (3HK) via the P/BSW (7HK).

R **ON A/C 401-499,
A. If the test gives the maintenance message TRIM AIR PRESS VALVE(14HK):
- replace the trim air pressure-regulating valve filter (Ref. AMM TASK 21-63-00-920-001).
(1) If the fault continues:

- replace the VALVE-PRESSURE REGULATING (14HK) (Ref. AMM TASK 21-63-52-000-001) and (Ref. AMM TASK 21-63-52-400-001).

(2) If the fault continues:

- do a check and repair the wiring (Ref. ASM 21-63/01) and (Ref. ASM 21-63/03) from:

- the VALVE (14HK) to the ACSC1 (47HH),

- the VALVE (14HK) to ground and,

- the VALVE (14HK) to the CB (3HK) via the P/BSW (7HK).

**ON A/C ALL
B. Do the test as given in the Para. 3.A.
5. Close-up
________
A. Put the aircraft back to its initial configuration.
「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 ∞∞21-63-00∞∞∞∞∞∞∞∞∞∞Page 213
Aug 01/05 CES

TASK 21-63-00-810-806

Cockpit Temperature Sensor Fault
1. Possible Causes
_______________
- SENSOR-TEMPERATURE,COCKPIT (21HK)

- wiring