- connector pins
2. Job Set-up Information
______________________
A. Referenced Information
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REFERENCE DESIGNATION
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AMM 21-61-34-000-002 Removal of the Air-Conditioning System Controller (47HH, 57HH) AMM 21-61-34-400-002 Installation of the Air-Conditioning System Controller (47HH, 57HH)
3. Fault Confirmation
__________________
A. Do a read out of the PREVIOUS LEG REPORT.
4. Fault Isolation
_______________
A. If the PREVIOUS LEG REPORT gives the maintenance message INVALID ACFT PIN PROG ACSC2:
R (1) Do a check and repair if necessary the connector pins at the connector (57HH/AB):
(a) CIDS option:
- if CIDS installed pin 3E to ground.
- if CIDS not installed pin 3E is not used and should show OPEN CONTACT.
(b) Parity State:
- pin 2K to ground.
(c) Installation Position Information:
- pins 3D and 3J are not used and should show OPEN CONTACT.
R (2) If the fault continues:
R - replace the CONT-AIR COND SYSTEM 2 (57HH) (Ref. AMM TASK 21-61-34-R 000-002) and (Ref. AMM TASK 21-61-34-400-002).
B. Do the test given in para. 3.
「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 : 401-499, ∞∞21-61-00∞∞∞∞∞∞∞∞∞∞Page B240
Aug 01/05 CES
R **ON A/C 106-149, 303-399, 401-499,
R TASK 21-61-00-810-909
R ACSC1 Lane 1 28VDC Supply Fault
R 1. Possible Causes_______________
R 2. Job Set-up Information______________________
R Not Applicable
R 3. Fault Confirmation__________________
R A. Not applicable.
R 4. Fault Isolation_______________
R A. If the GROUND REPORT gives the maintenance message TEMP CTL SYS 1 CHAN A
R 28VDC SUPPLY INTERRUPT:
R - do a check for 28VDC at the ACSC1 (47HH)C pin 3.
R (1) If the fault continues:
R - do the trouble shooting of the electrical power supply (Ref. TSM
R Chapter 24).
R TASK 21-61-00-810-910
R ACSC1 Lane 2 28VDC Supply Fault
R 1. Possible Causes_______________
R 2. Job Set-up Information______________________
R Not Applicable
R 3. Fault Confirmation__________________
R A. Not applicable.
R 4. Fault Isolation_______________
R A. If the GROUND REPORT gives the maintenance message TEMP CTL SYS 1 CHAN B
R 28VDC SUPPLY INTERRUPT:
R - do a check for 28VDC at the ACSC1 (47HH)C pin 2.
R (1) If the fault continues:
R - do the trouble shooting of the electrical power supply (Ref. TSM
R Chapter 24).
R TASK 21-61-00-810-911
R ACSC2 Lane 1 28VDC Supply Fault
R 1. Possible Causes_______________
R 2. Job Set-up Information______________________
R Not Applicable
R 3. Fault Confirmation__________________
R A. Not applicable.
R 4. Fault Isolation_______________
R A. If the GROUND REPORT gives the maintenance message TEMP CTL SYS 2 CHAN A
R 28VDC SUPPLY INTERRUPT:
R - do a check for 28VDC at the ACSC1 (57HH)C pin 3.
R (1) If the fault continues:
R - do the trouble shooting of the electrical power supply (Ref. TSM
R Chapter 24).
R TASK 21-61-00-810-912
R ACSC2 Lane 2 28VDC Supply Fault
R 1. Possible Causes_______________
R 2. Job Set-up Information______________________
R Not Applicable
R 3. Fault Confirmation__________________
R A. Not applicable.
R 4. Fault Isolation_______________
R A. If the GROUND REPORT gives the maintenance message TEMP CTL SYS 2 CHAN B
R 28VDC SUPPLY INTERRUPT:
R - do a check for 28VDC at the ACSC1 (57HH)C pin 2.
R (1) If the fault continues:
R - do the trouble shooting of the electrical power supply (Ref. TSM
R Chapter 24).
PACK TEMPERATURE CONTROL - TASK SUPPORTING DATA 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(96)
