- connector (22HKA) and the SENSOR-TEMPERATURE, FWD CABIN (22HK). (Ref. AMM TASK 21-63-17-000-001) and, (Ref. AMM TASK 21-63-17-400-001).

 - connector (23HKA) and the SENSOR-TEMPERATURE, AFT CABIN (23HK). (Ref. AMM TASK 21-63-17-000-001) and, (Ref. AMM TASK 21-63-17-400-001).

 - connector (24HKA) and the SENSOR-MIXER UNIT TEMPERATURE COCKPIT (24HK). (Ref. AMM TASK 21-63-16-000-001) and, (Ref. AMM TASK 21-63-16-400-001).

 - connect the electrical connector (25HKA).

 (3) If the fault continues:
 - on the circuit breaker panel 122VU open the CBIs 1HK (V17), 2HK (V18), 3HK (V19) and 4HK (V20),
 - remove the CONT-ZONE TEMPERATURE (8HK).
 (Ref. AMM TASK 21-63-34-000-001).

 - disconnect the electrical connector (15HKA) from the SENSOR-DUCT TEMPERATURE,COCKPIT (15HK),

 - at the electrical connector (15HKA) do a check for a short circuit between:

 * pins C and D and,

 * GND and pins C and D.

 (a) If there is no short circuit connect the electrical connector (15HKA).

 (b) If there is a short circuit repair the related wiring between:

 * connector (15HKA) pin C and ZC connector (8HKAA) pin 9K,

 * connector (15HKA) pin D and ZC connector (8HKAA) pin 9J.

 - connect the electrical connector (15HKA).
 (4) If the fault continues:
 - disconnect the electrical connector (16HKA) from the SENSOR-DUCT TEMPERATURE,FWD CABIN (16HK).

 - at the electrical connector (16HKA) do a check for a short circuit between:

 * pins C and D and,

 * GND and pins C and D.

 (a) If there is no short circuit connect the electrical connector (16HKA).
 「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, ∞∞21-63-00∞∞∞∞∞∞∞∞∞∞Page A201
 201-299, 301-399, Aug 01/05 CES (b) If there is a short circuit repair the related wiring between:

 * connector (16HKA) pin C and ZC connector (8HKAA) pin 9H,

 * connector (16HKA) pin D and ZC connector (8HKAA) pin 9G.

 - connect the electrical connector (16HKA).
 (5) If the fault continues:

 - disconnect the electrical connector (17HKA) from the SENSOR-DUCT TEMPERATURE,AFT CABIN (17HK).

 - at the electrical connector (17HKA) do a check for a short circuit between: pins C and D and,

 * GND and pins C and D.
 (a) If there is no short circuit connect the electrical connector (17HKA).

 (b) If there is a short circuit repair the related wiring between:

 * connector (17HKA) pin C and ZC connector (8HKAA) pin 10K,

 * connector (17HKA) pin D and ZC connector (8HKAA) pin 10J.

 - connect the electrical connector (17HKA).

 (6) If the fault continues:

 - disconnect the electrical connector (21HKA) from the SENSOR-TEMPERATURE,COCKPIT (21HK).

 - at the electrical connector (21HKA) do a check for a short circuit between:

 * pins D and E and,

 * GND and pins D and E.

 (a) If there is no short circuit connect the electrical connector (21HKA).

 (b) If there is a short circuit repair the related wiring between:

 * connector (21HKA) pin D and ZC connector (8HKAA) pin 7K,

 * connector (21HKA) pin E and ZC connector (8HKAA) pin 7J.

 - connect the electrical connector (21HKA).

 (7) If the fault continues:

 - disconnect the electrical connector (22HKA) from the SENSOR-TEMPERATURE, FWD CABIN (22HK).

 - at the electrical connector (22HKA) do a check for a short circuit between:

 * pins D and E and,

 * GND and pins D and E.

 (a) If there is no short circuit connect the electrical connector (22HKA).

 (b) If there is a short circuit repair the related wiring between:

 * connector (22HKA) pin D and ZC connector (8HKAA) pin 7H,

 * connector (22HKA) pin E and ZC connector (8HKAA) pin 7G.

 - connect the electrical connector (22HKA).
 「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, ∞∞21-63-00∞∞∞∞∞∞∞∞∞∞Page A202
 201-299, 301-399, Aug 01/05 CES

 (8) If the fault continues:

 - disconnect the electrical connector (23HKA) from the SENSOR-TEMPERATURE, AFT CABIN (23HK).
　
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