Loss of the LGCIU 2 Output Bus by the DMC 3
1. Possible Causes
_______________
- DMC-3 (1WT3)
- wiring
2. Job Set-up Information
______________________
A. Referenced Information
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REFERENCE DESIGNATION
-------------------------------------------------------------------------------
AMM 31-60-00-740-002 EIS Input Test
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 31-62/01
3. Fault Confirmation
__________________
A. Make sure that this(these) circuit breaker(s) is(are) closed:
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PANEL DESIGNATION IDENT. LOCATION
-------------------------------------------------------------------------------
121VU HYDRAULIC/LGCIU/SYS2 2GA Q35
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399,
B. Test
Do the EIS input test (Ref. AMM TASK 31-60-00-740-002).
R **ON A/C 401-499,
B. Test Do the Ground Scanning Test of the DMC (Ref. AMM TASK 31-60-00-740-007).
4. Fault Isolation
_______________
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399,
A. If the test gives the maintenance message DMC 3 : NO LGCIU 2 DATA:
- 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:
- do a check and repair the wiring from the DMC 3 (1WT3) pins AA/14F, 14G to the first terminal block (Ref. ASM 31-62/01).
R **ON A/C 401-499,
A. If the test gives the maintenance message LGCIU2(5GA2)/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:
- do a check and repair the wiring from the DMC 3 (1WT3) pins AD/7A, 7B to the first terminal block (Ref. ASM 31-62/01).
**ON A/C ALL
B. Do the test given in Para. 3.B.
Loss of the FCDC 1 Output Bus by the DMC 3
1. Possible Causes
_______________
- DMC-3 (1WT3)
- wiring
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 31-60-00-740-002 EIS Input Test
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 31-62/01
3. Fault Confirmation
__________________
A. Make sure that this(these) circuit breaker(s) is(are) closed:
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU FLIGHT CONTROLS/FCDC1/SPLY 20CE1 B10
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399,
B. Test
Do the EIS input test (Ref. AMM TASK 31-60-00-740-002).
R **ON A/C 401-499,
B. Test Do the Ground Scanning Test of the DMC (Ref. AMM TASK 31-60-00-740-007).
4. Fault Isolation
_______________
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399,
A. If the test gives the maintenance message DMC 3 : NO FCDC 1 DATA:
- 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:
- do a check and repair the wiring from the DMC 3 (1WT3) pins AA/10E, 10F to the first terminal block (Ref. ASM 31-62/01).
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本文鏈接地址：A320 Trouble Shooting Manual 排故手冊 指示和記錄系統 2(85)
