**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 P2 WATER EX TEMP SENSOR:
 - replace the SENSOR-WATER EXTRACTOR TEMPERATURE (31HH) (Ref. AMM TASK 21-61-13-000-001) and (Ref. AMM TASK 21-61-13-400-001).
 (1) If the fault continues:
 - do a check and repair the wiring (Ref. ASM 21-61/02) from:

 - the SENSOR (31HH) to the PC 2 (27HH) and,

 - the SENSOR (31HH) to ground.

R **ON A/C 401-499,
 A. If the test gives the maintenance message P2 WATER EX TEMP SENSOR(31HH):
 - replace the SENSOR-WATER EXTRACTOR TEMPERATURE (31HH) (Ref. AMM TASK 21-61-13-000-001) and (Ref. AMM TASK 21-61-13-400-001).
 (1) If the fault continues:
 - do a check and repair the wiring (Ref. ASM 21-61/02) from:

 - the SENSOR (31HH) to the ACSC2 (57HH) and,

 - the SENSOR (31HH) to ground.

 **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.

 TASK 21-61-00-810-812

 Pack 1 Air Inlet Flap Actuator Fault
 CAUTION : DO NOT SWAP THE PACK/ACS CONTROLLERS. THIS CAN CAUSE DAMAGE TO THEM
_______
 IF THERE IS AN ELECTRICAL FAULT IN THE ACTUATOR.

 1. Possible Causes
_______________
 - ACTUATOR-AIR INLET FLAP (8HH)

 - CONTROLLER-PACK 1 TEMP (7HH)

 - wiring

 2. Job Set-up Information
______________________
 A. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
ASM 2161S04 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) AMM 21-61-34-400-001 Installation of the Pack Controller (7HH, 27HH) AMM 21-61-51-000-001 Removal of the Air-Inlet Flap Actuator 8HH and 28HH AMM 21-61-51-400-001 Installation of the Air-Inlet Flap Actuator 8HH and
 28HH
 ASM 21-61/04

 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 pack temperature-control system (Ref. AMM TASK 21-61-00-710-001).
 NOTE : If a fault is detected, the PC gives a fault code for shop
____ maintenance in addition to the related CFDS message(s) (refer to TSM chapter 21-63-00, page block 301).
R **ON A/C 401-499,
 A. Do the operational test of the pack temperature-control system (Ref. AMM TASK 21-61-00-710-001).
 「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1 EFF : ALL ∞∞21-61-00∞∞∞∞∞∞∞∞∞∞Page 254
 Aug 01/05 CES

 **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 TEST OK, but the POST FLIGHT REPORT and/or the PREVIOUS LEG REPORT gives the maintenance message P1 RAM AIR IN ACTUATOR:
 - replace the ACTUATOR-AIR INLET FLAP (8HH) (Ref. AMM TASK 21-61-51-000-001) and (Ref. AMM TASK 21-61-51-400-001).
R **ON A/C 401-499,
 A. If the test gives the maintenance message TEST OK, but the POST FLIGHT REPORT and/or the PREVIOUS LEG REPORT gives the maintenance message P1 RAM AIR IN ACTUATOR(8HH):
 - replace the ACTUATOR-AIR INLET FLAP (8HH) (Ref. AMM TASK 21-61-51-000-001) and (Ref. AMM TASK 21-61-51-400-001).
 **ON A/C ALL
 B. If the pack 1 ram-air inlet-actuator does not operate correctly on the ground with the pushbutton switch PACK 1, which is installed on the panel 30VU, in the OFF position:
 - replace the ACTUATOR-AIR INLET FLAP (8HH) (Ref. AMM TASK 21-61-51-000-001) and (Ref. AMM TASK 21-61-51-400-001).
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399,
 C. If the test gives the maintenance message P1 RAM AIR IN ACTUATOR:
 - replace the ACTUATOR-AIR INLET FLAP (8HH) (Ref. AMM TASK 21-61-51-000-001) and (Ref. AMM TASK 21-61-51-400-001).
 (1) If the fault continues:

 - do a check and repair the wiring (Ref. ASM 21-61/04) from:

 - the ACTUATOR (8HH) to the PC 1 (7HH) and,

 - the ACTUATOR (8HH) to ground.

 (2) If the fault continues:

 - replace the CONTROLLER-PACK 1 TEMP (7HH) (Ref. AMM TASK 21-61-34-000-001) and (Ref. AMM TASK 21-61-34-400-001).
　
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