(2) If the fault continues:
- replace the VALVE-FLOW CTL (8HB) (Ref. AMM TASK 21-51-51-000-001) and (Ref. AMM TASK 21-51-51-400-001).
(3) If the fault continues:
- do a check and repair the wiring between the:
- FCV connector (11HB-A) pin C and the PC connector (27HH-AA) pin B7. (Ref. ASM 21-51/01).
(4) If the fault continues:
- replace the VALVE-FLOW CTL (11HB) (Ref. AMM TASK 21-51-51-000-001) and (Ref. AMM TASK 21-51-51-400-001).
**ON A/C 004-049, 055-060, 101-101,
A. On the MCDU / AIDS ALPHA CALL-UP page if the POS VALUE indication 2: does not agree with the flow indication parameters:
- replace the SENSOR-PRESSURE (9HB) (Ref. AMM TASK 21-51-11-000-001) and (Ref. AMM TASK 21-51-11-400-001).
(1) If the fault continues:
- replace the VALVE-FLOW CTL (8HB) (Ref. AMM TASK 21-51-51-000-001) and (Ref. AMM TASK 21-51-51-400-001).
(2) If the fault continues:
- do a check and repair the wiring (Ref. ASM 21-51/01) from:
- the FCV connector (11HB-A) pin D and the PC connector (27HH-AA) pin B7.
(3) If the fault continues:
- do the inspection of the delta P sense lines (Ref. AMM TASK 21-51-00-200-001).
(4) If the fault continues:
- replace the VALVE-FLOW CTL (11HB) (Ref. AMM TASK 21-51-51-000-001) and (Ref. AMM TASK 21-51-51-400-001).
R **ON A/C 061-099, 102-149, 151-199, 201-299, 301-399,
A. On the MCDU / AIDS ALPHA CALL-UP page if the POS VALUE indication 2: does not agree with the flow indication parameters:
- make sure that the torque of the sense lines connectors at the flow control valve and related sensor is correct (Ref. AMM TASK 21-51-11-400-001) and (Ref. AMM TASK 21-51-51-400-001) and,
- the sense lines are in a good condition.
(1) If the fault continues:
- replace the SENSOR-PRESSURE (9HB) (Ref. AMM TASK 21-51-11-000-001) and (Ref. AMM TASK 21-51-11-400-001).
「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 : 001-049, 051-099, 101-149, 151-199, ∞∞21-51-00∞∞∞∞∞∞∞∞∞∞Page 230
201-299, 301-399, Aug 01/05 CES
(2) If the fault continues:
- replace the VALVE-FLOW CTL (8HB) (Ref. AMM TASK 21-51-51-000-001) and (Ref. AMM TASK 21-51-51-400-001).
(3) If the fault continues:
- do a check and repair the wiring between the:
- FCV connector (11HB-A) pin C and the PC connector (27HH-AA) pin B7. (Ref. ASM 21-51/01).
(4) If the fault continues:
- replace the VALVE-FLOW CTL (11HB) (Ref. AMM TASK 21-51-51-000-001) and (Ref. AMM TASK 21-51-51-400-001).
R **ON A/C 401-499,
A. On the MCDU / AIDS ALPHA CALL-UP page if the POS VALUE indication 2: does not agree with the flow indication parameters:
(1) If the fault continues:
- replace the FLOW CTL UNIT - PACK 1 (23HB) (Ref. AMM TASK 21-51-51-000-001) and (Ref. AMM TASK 21-51-51-400-001).
(2) If the fault continues:
- replace the FLOW CTL UNIT - PACK 2 (24HB) (Ref. AMM TASK 21-51-51-000-001) and (Ref. AMM TASK 21-51-51-400-001).
**ON A/C ALL
B. Do the test as given in the Para. 3.A.
5. Close-up
________
A. Stop the engines (Ref. AMM TASK 71-00-00-710-028).
TASK 21-51-00-810-809
CPC 1 / SDAC 1+2 Interface Fault
1. Possible Causes
_______________
- SDAC-1 (1WV1)
- CONTROLLER-CABIN PRESSURE 1 (11HL)
- SDAC-2 (1WV2)
- wiring
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 21-31-00-710-002 Operational Test of the Pressure Control and
Monitoring AMM 21-31-34-000-001 Removal of the Cabin Pressure Controller (11HL,12HL) AMM 21-31-34-400-001 Installation of the Cabin Pressure Controller
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