3. Fault Confirmation
__________________
A. Test
Do the EIS system test (Ref. AMM TASK 31-60-00-740-004).
4. Fault Isolation
_______________
A. If the test gives the maintenance message LGCIU1 FLIGHT DISCRETE (5GA1)/ DMC2(1WT2):
- replace the DMC-2 (1WT2) (Ref. AMM TASK 31-63-34-000-001) and (Ref. AMM TASK 31-63-34-400-001)
(1) if the fault continues:
- check the wiring from DMC2 (1WT2) pins AD/7J, 7K to the first terminal block (Ref. ASM 31-62/00)
B. Do the test given in Para. 3.A.
TASK 31-63-81-810-904 Loss of the LGCIU 1 Discrete on the DMC 3
1. Possible Causes
_______________
- DMC-3 (1WT3)
- wiring
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 31-60-00-740-007 GROUND SCANNING Test of the DMC
AMM 31-63-34-000-001 Removal of the DMC (1WT1,1WT2,1WT3)
AMM 31-63-34-400-001 Installation of the DMC (1WT1,1WT2,1WT3)
ASM 31-62/00
3. Fault Confirmation
__________________
A. Test Do the Ground Scanning Test of the DMC (Ref. AMM TASK 31-60-00-740-007).
4. Fault Isolation
_______________
A. If the test gives the maintenance message LGCIU1 FLIGHT DISCRETE (5GA1)/ DMC3(1WT3):
- replace the DMC-3 (1WT3) (Ref. AMM TASK 31-63-34-000-001) and (Ref. AMM TASK 31-63-34-400-001)
(1) if the fault continues:
- check the wiring from DMC3 (1WT3) pins AD/7J, 7K to the first terminal block (Ref. ASM 31-62/00)
B. Do the test given in Para. 3.A.
TASK 31-63-81-810-905 Loss of the LGCIU 2 Discrete on the DMC 1
1. Possible Causes
_______________
- DMC-1 (1WT1)
- wiring
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 31-60-00-740-004 EIS System Test
AMM 31-63-34-000-001 Removal of the DMC (1WT1,1WT2,1WT3)
AMM 31-63-34-400-001 Installation of the DMC (1WT1,1WT2,1WT3)
ASM 31-62/00
3. Fault Confirmation
__________________
A. Test
Do the EIS system test (Ref. AMM TASK 31-60-00-740-004).
4. Fault Isolation
_______________
A. If the test gives the maintenance message LGCIU2 FLIGHT DISCRETE (5GA2)/ DMC1(1WT1):
- replace the DMC-1 (1WT1) (Ref. AMM TASK 31-63-34-000-001) and (Ref. AMM TASK 31-63-34-400-001)
(1) if the fault continues:
- check the wiring from DMC1 (1WT1) pins AD/7A, 7B to the first terminal block (Ref. ASM 31-62/00)
B. Do the test given in Para. 3.A.
Loss of the LGCIU 2 Discrete on the DMC's
1. Possible Causes
_______________
- LGCIU-2 (5GA2)
- wiring
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION
-------------------------------------------------------------------------------
AMM 31-60-00-740-004 EIS System Test
AMM 32-31-71-000-001 Removal of the LGCIU (5GA1, 5GA2)
AMM 32-31-71-400-001 Installation of the LGCIU (5GA1, 5GA2)
ASM 31-62/00
3. Fault Confirmation
__________________
A. Test
Do the EIS system test (Ref. AMM TASK 31-60-00-740-004).
4. Fault Isolation
_______________
A. If the test gives the maintenance messages LGCIU2 FLIGHT DISCRETE (5GA2)/ DMC1(1WT1) and LGCIU2 FLIGHT DISCRETE (5GA2)/DMC2(1WT2) and LGCIU2 FLIGHT DISCRETE (5GA2)/DMC3(1WT3):
- replace the LGCIU-2 (5GA2) (Ref. AMM TASK 32-31-71-000-001) and (Ref. AMM TASK 32-31-71-400-001)
(1) if the fault continues:
- check the wiring from LGCIU2(5GA2) pins AA/13K, 15K and pins AA/13J, 15J to the first terminal block (Ref. ASM 31-62/00)
B. Do the test given in Para. 3.A.
Loss of the LGCIU 2 Discrete on the DMC 2
1. Possible Causes
_______________
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本文链接地址：A320 Trouble Shooting Manual 排故手册 指示和记录系统 3(61)
