- repair the above wiring.
(2) If the wiring is correct:
- replace the EIU-2 (1KS2) (Ref. AMM TASK 73-25-34-000-040) and (Ref. AMM TASK 73-25-34-400-040).
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- replace the CONT-ZONE TEMPERATURE (8HK) (Ref. AMM TASK 21-63-34-000-001) and (Ref. AMM TASK 21-63-34-400-001).
(4) If the fault continues:
- replace the ECU (4000KS) (Ref. AMM TASK 73-21-60-000-001) and (Ref. AMM TASK 73-21-60-400-001).
B. Do the test given in Para. 3.A.
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TASK 73-25-00-810-893
Loss of Data on the ARINC Bus from the EIU to the FADEC on Engine 1
1. Possible Causes
_______________
- CONT-ZONE TEMPERATURE (8HK)
- EIU-1 (1KS1)
- ECU (4000KS) R - harness J3
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
R ASM 732506 AMM 21-63-34-000-001 AMM 21-63-34-400-001 AMM 73-21-60-000-001 AMM 73-21-60-400-001 AMM 73-25-34-000-040 AMM 73-25-34-400-040 Removal of the Zone Controller (8HK)Installation of the Zone Controller (8HK)Removal of the Electronic Control Unit (ECU)Installation of the Electronic Control Unit (ECU)Removal of the Engine Interface Unit (EIU)Installation of the Engine Interface Unit (EIU)
3. Fault Confirmation__________________
A. Test
(1) Not applicable.
4. Fault Isolation_______________
A. Replace the CONT-ZONE TEMPERATURE (8HK) (Ref. AMM TASK 21-63-34-000-001) and (Ref. AMM TASK 21-63-34-400-001).
R (1) If the fault continues:
R - Do a check for open or short to ground of the harness J3 between
R the EIU (1KS1) and the ECU (4000KS) pins AB/5A, 5C to pins J3/22,
R 23 (Ref. ASM 732506):
R (a) If the wiring is not correct:
R - repair the above wiring.
R
R (b) If the wiring is correct:
- Replace the EIU-1 (1KS1) (Ref. AMM TASK 73-25-34-000-040) and
(Ref. AMM TASK 73-25-34-400-040). R
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R (c) If the fault continues:
- replace the ECU (4000KS) (Ref. AMM TASK 73-21-60-000-001) and (Ref. AMM TASK 73-21-60-400-001).
B. No additionnal maintenance action is required if the fault is not confirmed.
(1) Repeat the fault isolation procedure if the fault continues.
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TASK 73-25-00-810-894
Loss of Data on the ARINC Bus from the EIU to the FADEC on Engine 2
1. Possible Causes
_______________
- CONT-ZONE TEMPERATURE (8HK)
- EIU-2 (1KS2)
- ECU (4000KS) R - harness J3
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
R ASM 732506 AMM 21-63-34-000-001 AMM 21-63-34-400-001 AMM 73-21-60-000-001 AMM 73-21-60-400-001 AMM 73-25-34-000-040 AMM 73-25-34-400-040 Removal of the Zone Controller (8HK)Installation of the Zone Controller (8HK)Removal of the Electronic Control Unit (ECU)Installation of the Electronic Control Unit (ECU)Removal of the Engine Interface Unit (EIU)Installation of the Engine Interface Unit (EIU)
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本文鏈接地址：A320 Trouble Shooting Manual 排故手冊 發(fā)動(dòng)機(jī)燃油和控制 2(56)
