- the FCV (11HB) and the PC (7HH),
- the FCV (11HB) and GND,
- the RELAY (13HB) and the FCV (11HB),
- the RELAY (13HB) and the PC (7HH),
- the RELAY (15HB) and the FCV (11HB) and,
- the RELAY (15HB) and the PC (7HH).
R **ON A/C 401-499,
D. If the fault continues:
- do a check of the RELAY-L PACK CLOSE (13HB) and replace it if necessary (Ref. ASM 21-51/02).
(1) If the fault continues:
- do a check of the RELAY-L FCV DISAGREE (15HB) and replace it if necessary (Ref. ASM 21-51/02).
(2) If the fault continues:
- do a check of the BOARD-ANN LT TEST & INTFC (8LP) and replace it if necessary (Ref. ASM 21-51/02).
(3) If the fault continues:
- do a check of the PUSHBUTTON SWITCH-AIR COND/PACK 1 (7HB) and replace it if necessary (Ref. ASM 21-51/02).
(4) If the fault continues:
- do the operational test of the engine interface unit (1KS1) (Ref. AMM TASK 73-25-34-710-040).
(a) If the test gives a different maintenance message refer to the Fault Symptom List.
(5) If the fault continues:
- do a check of the RELAY-ENGINE 1 START (17HB) and replace it if necessary (Ref. ASM 21-51/02).
(6) If the fault continues:
- do a check of the RELAY-RAM AIR CLOSE CTL (3HZ) and replace it if necessary (Ref. ASM 21-51/02).
(7) If the fault continues:
- do a check of the RELAY-ENGINE 2 START (16HB) and replace it if necessary (Ref. ASM 21-51/02).
(8) If the fault continues:
- replace the CONT-AIR COND SYSTEM 1 (47HH) (Ref. AMM TASK 21-61-34-000-002) and (Ref. AMM TASK 21-61-34-400-002).
「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 ∞∞21-51-00∞∞∞∞∞∞∞∞∞∞Page 211
Aug 01/05 CES
R E. If the fault continues:
R - do a check and repair the wiring (Ref. ASM 21-51/01) between:
R - the FCU1 (23HB) and the ACSC1 (47HH),
R - the FCU1 (23HB) and GND,
R - the RELAY (13HB) and the FCU1 (23HB),
R - the RELAY (13HB) and the ACSC1 (47HH),
R - the RELAY (15HB) and the FCU1 (23HB) and,
R - the RELAY (15HB) and the ACSC1 (47HH).
R **ON A/C ALL
F. Do the test as given in the Para. 3.A.
5. Close-up________
A. Put the aircraft back to its initial configuration.
TASK 21-51-00-810-804
Pack 2 Flow Control Valve (Pack 2 Flow Control Unit) Fault
1. Possible Causes
_______________
- VALVE-FLOW CTL (8HB) R - P2 FLOW CTL SYSTEM (22HB)
- BOARD-ANN LT TEST & INTFC (20LP)
- ENG/APU FIRE PNL (1WD)
- CONTROLLER-PACK 2 TEMP (27HH) R - CONT-AIR COND SYSTEM 2 (57HH)
- Flow-Control Valve Filter
- RELAY-R PACK CLOSE (12HB)
- RELAY-R FCV DISAGREE (14HB)
- PUSHBUTTON SWITCH-AIR COND/PACK 2 (6HB)
- RELAY-ENGINE 2 START (16HB)
- RELAY-RAM AIR CLOSE CTL (3HZ)
- RELAY-ENGINE 1 START (17HB)
- wiring
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
AMM 21-51-00-200-001 Delta P Sense Lines Torque Check and Inspection
AMM 21-51-00-710-002 Operational Test of the Flow Control and Indicating
System
R AMM 21-51-51-000-001 Removal of the Pack Flow-Control Valve
R AMM 21-51-51-400-001 Installation of the Pack Flow-Control Valve AMM 21-51-51-600-001 Scheduled Replacement of a Pack Flow-Control Valve Trailing-Edge Probe Filter AMM 21-61-00-710-001 Operational Test of the Pack Temperature-Control System AMM 21-61-34-000-001 Removal of the Pack Controller (7HH, 27HH)
R AMM 21-61-34-000-002 Removal of the Air-Conditioning System Controller
R (47HH, 57HH) AMM 21-61-34-400-001 Installation of the Pack Controller (7HH, 27HH)
R AMM 21-61-34-400-002 Installation of the Air-Conditioning System
R Controller (47HH, 57HH) AMM 73-25-34-710-040 Operational Test of the Engine Interface Unit (1KS1,1KS2) ASM 21-51/01 ASM 21-51/02 ASM 21-51/02
3. Fault Confirmation
__________________
A. Test
(1) Do the operational test of the flow control and indication system (Ref. AMM TASK 21-51-00-710-002).
(2) Do the operational test of the pack temperature-control system (Ref. AMM TASK 21-61-00-710-001). 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：A320 Trouble Shooting Manual 排故手册 AIR CONDITIONING 空调1(132)
