- do the work steps which follow.
NOTE : Additional Information
____ For wiring and pin identification used in this procedure: (Ref. ASM 21-51/02), (Ref. ASM 21-61/03), (Ref. ASM 21-61/04), (Ref. AWM 21-61-01), (Ref. AWM 21-61-02), (Ref. AWM 21-61-03)and, (Ref. AWM 21-61-04). For disconnection/reconnection of electrical connectors refer to the applicable work step AMM TASK reference in the applicable paras. 4. A, B, C and D.
**ON A/C 001-003, 051-054,
B. Check for Short Circuit at the ACTUATOR-AIR INLET FLAP (8HH) and ACTUATOR-AIR OUTLET FLAP (9HH) 115VAC Supply Lines
(1) Remove the CONTROLLER-PACK 1 TEMP (7HH),
(Ref. AMM TASK 21-61-34-000-001):
- at the electrical connector (7HH/AB) do a check for a short circuit between,
* pins 15A and 14B and,
* GND and pins 15A and 14B.
「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 : ALL ∞∞21-61-00∞∞∞∞∞∞∞∞∞∞Page 280
Aug 01/05 CES
- at the electrical connector (7HH/AA) do a check for a short circuit between,
* pins 4B and 4C and,
* GND and pins 4B and 4C.
(a) If there is no short circuit install the CONTROLLER-PACK 1 TEMP (7HH) (Ref. AMM TASK 21-61-34-400-001).
(b) If there is a short circuit at the connector (7HH/AB) disconnect the electrical connector (8HH/A) from the ACTUATOR-AIR INLET FLAP (8HH):
- at the electrical connector (8HH/A) do a check for a short circuit between,
* pins J and N and,
* GND and pins J and N.
- if there is a short circuit repair the related wiring between,
* connector (8HH/A) pin J and PC connector (7HH/AB) pin 15A,
* connector (8HH/A) pin N and PC connector (7HH/AB) pin 14B.
- if there is no short circuit in the wiring replace the ACTUATOR-AIR INLET FLAP (8HH), (Ref. AMM TASK 21-61-51-000-001) and, (Ref. AMM TASK 21-61-51-400-001).
(c) If there is a short circuit at the connector (7HH/AA) disconnect the electrical connector (9HH/A) from the ACTUATOR-AIR OUTLET FLAP (9HH):
- at the electrical connector (9HH/A) do a check for a short circuit between,
* pins J and N and,
* GND and pins J and N.
- if there is a short circuit repair the related wiring between,
* connector (9HH/A) pin J and PC connector (7HH/AB) pin 4B,
* connector (9HH/A) pin N and PC connector (7HH/AB) pin 4C.
- if there is no short circuit in the wiring replace the ACTUATOR-AIR OUTLET FLAP (9HH), (Ref. AMM TASK 21-61-52-000-001) and, (Ref. AMM TASK 21-61-52-400-001).
- install the CONTROLLER-PACK 1 TEMP (7HH) (Ref. AMM TASK 21-61-34-400-001).
R **ON A/C 004-049, 055-099, 101-149, 151-199, 201-299, 301-399,
B. Check for short circuit at the ACTUATOR-AIR INLET FLAP (8HH) 115VAC supply lines
(1) Remove the CONTROLLER-PACK 1 TEMP (7HH),
(Ref. AMM TASK 21-61-34-000-001):
- at the electrical connector (7HH/AB) do a check for a short circuit between,
* pins 15A and 14B and,
「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, ∞∞21-61-00∞∞∞∞∞∞∞∞∞∞Page 281
201-299, 301-399, Aug 01/05 CES
* GND and pins 15A and 14B.
(a) If there is no short circuit install the CONTROLLER-PACK 1 TEMP (7HH) (Ref. AMM TASK 21-61-34-400-001).
(b) If there is a short circuit at the connector (7HH/AB) disconnect the electrical connector (8HH/A) from the ACTUATOR-AIR INLET FLAP (8HH):
- do a check for a short circuit between,
* pins J and N and,
* GND and pins J and N.
- if there is a short circuit repair the related wiring between,
* connector (8HH/A) pin J and PC connector (7HH/AB) pin 15A,
* connector (8HH/A) pin N and PC connector (7HH/AB) pin 14B.
- if there is no short circuit in the wiring replace the ACTUATOR-AIR INLET FLAP (8HH), (Ref. AMM TASK 21-61-51-000-001) and, (Ref. AMM TASK 21-61-51-400-001).
- install the CONTROLLER-PACK 1 TEMP (7HH) (Ref. AMM TASK 21-61-34-400-001).
R **ON A/C 401-499,
B. Check for short circuit at the ACTUATOR-AIR INLET FLAP (8HH) 115VAC supply lines
(1) Remove the CONT-AIR COND SYSTEM 1 (47HH),
(Ref. AMM TASK 21-61-34-000-002):
- at the electrical connector (47HH/AB) do a check for a short circuit between, 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2(40)
