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A. If the test gives the maintenance message ECU(E1-4000KS)BUS
ECU1B/DMC1(1WT1) :
- replace the ECU (4000KS), (Ref. AMM TASK 73-21-60-000-001) and (Ref. AMM TASK 73-21-60-400-001).
(1) If the fault continues:
- do a check and repair the aircraft wiring of the output 1 bus on channel B from the ECU (4000KS) to the first terminal block (Ref. ASM 73-25/10).
**ON A/C ALL
B. Do the test given in Para. 3.
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E TASK 73-29-00-810-830 Loss of the Output 1 Bus of the ECU 1 Channel B
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1. Possible Causes
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- ECU (4000KS)
- aircraft wiring
2. Job Set-up Information
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A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 31-50-00-710-001 Ground Scanning of the Central Warning System AMM 73-21-60-000-001 Removal of the Electronic Control Unit (ECU)(4000KS) AMM 73-21-60-400-001 Installation of the Electronic Control Unit
(ECU)(4000KS) ASM 73-25/10
3. Fault Confirmation
__________________
A. Do the operational test of the Central Warning Systems (Ref. AMM TASK 31-50-00-710-001).
4. Fault Isolation
_______________
A. If the test gives the maintenance message FWC2 : NO DATA FROM ECU 1B:
- replace the ECU (4000KS), (Ref. AMM TASK 73-21-60-000-001) and (Ref. AMM TASK 73-21-60-400-001).
(1) If the fault continues:
- do a check and repair the aircraft wiring of the output 1 bus on channel B from the ECU (4000KS) to the first terminal block (Ref. ASM 73-25/10).
B. Do the test given in Para. 3.
F 『 EEFF : ALL E ∞∞73-29-00∞∞∞∞∞∞∞∞∞∞Page 253
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ECES TASK 73-29-00-810-831 Loss of the Output 1 Bus of the ECU 1 Channel B
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1. Possible Causes
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- ECU (4000KS)
- aircraft wiring
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 31-50-00-710-001 Ground Scanning of the Central Warning System AMM 73-21-60-000-001 Removal of the Electronic Control Unit (ECU)(4000KS) AMM 73-21-60-400-001 Installation of the Electronic Control Unit
(ECU)(4000KS) ASM 73-25/10
3. Fault Confirmation
__________________
A. Do the operational test of the Central Warning Systems (Ref. AMM TASK 31-50-00-710-001).
4. Fault Isolation
_______________
A. If the test gives the maintenance message FWC1 : NO DATA FROM ECU 1B:
- replace the ECU (4000KS), (Ref. AMM TASK 73-21-60-000-001) and (Ref. AMM TASK 73-21-60-400-001).
(1) If the fault continues:
- do a check and repair the aircraft wiring of the output 1 bus on channel B from the ECU (4000KS) to the first terminal block (Ref. ASM 73-25/10).
B. Do the test given in Para. 3.
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ECES TASK 73-29-00-810-832 Loss of the Output 1 Bus of the ECU 2 Channel A
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本文链接地址：A320 Trouble Shooting Manual 排故手册 发动机燃油和控制 2(99)
