(12) the maintenance message ADIRU3(1FP3):
- do the fault isolation procedure (Ref. TASK 31-63-00-810-993)
C. If the test gives the maintenance message: DU PFD CAPT(2WT1)/DMC1(1WT1)
- do the relative fault isolation procedure (Ref. TASK 31-63-81-810-960)
D. Put the aircraft back to its initial configuration.
(1) Do the EIS stop procedure (Ref. AMM TASK 31-60-00-860-002)
(2) De-energize the aircraft electrical circuits (Ref. AMM TASK 24-41-00-862-002)
Failure of the CAPT ND Pin Programming Detected by the DMC 2
1. Possible Causes
_______________
- ND-CAPT (3WT1)
- ground signals at CAPT ND (3WT1) connector AA
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 31-60-00-740-004 EIS System Test AMM 31-63-22-000-001 Removal of the Display Unit (2WT1,2WT2,3WT1,3WT2,4WT1,4WT2) AMM 31-63-22-400-001 Installation of the Display Unit (2WT1,2WT2,3WT1,3WT2,4WT1,4WT2) AWM 31-68-06
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 WRG: PIN PROG/DU ND CAPT(3WT1)
- do a check for ground signals at CAPT ND (3WT1) connector AA (Ref. AWM 31-68-06).
(1) If the wiring is incorrect:
- repair the wiring.
(2) If the wiring is correct:
- replace the ND-CAPT (3WT1) (Ref. AMM TASK 31-63-22-000-001) and (Ref. AMM TASK 31-63-22-400-001).
B. Do the test given in Para. 3.
Failure of the FO PFD Pin Programming Detected by the DMC 1
1. Possible Causes
_______________
- PFD-F/O (2WT2)
- ground signals at FO PFD (2WT2) connector AA
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 31-60-00-740-004 EIS System Test AMM 31-63-22-000-001 Removal of the Display Unit (2WT1,2WT2,3WT1,3WT2,4WT1,4WT2) AMM 31-63-22-400-001 Installation of the Display Unit (2WT1,2WT2,3WT1,3WT2,4WT1,4WT2) AWM 31-68-06
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 WRG: PIN PROG/DU PFD FO(2WT2)
- do a check for ground signals at FO PFD (2WT2) connector AA (Ref. AWM 31-68-06).
(1) If the wiring is not correct:
- repair the wiring.
(2) If the wiring is correct:
- replace the PFD-F/O (2WT2) (Ref. AMM TASK 31-63-22-000-001) and (Ref. AMM TASK 31-63-22-400-001).
B. Do the test given in Para. 3.
Failure of the FO ND Pin Programming Detected by the DMC 1
1. Possible Causes
_______________
- ND-F/O (3WT2)
- ground signals at FO ND (3WT2) connector AA
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 31-60-00-740-004 EIS System Test AMM 31-63-22-000-001 Removal of the Display Unit (2WT1,2WT2,3WT1,3WT2,4WT1,4WT2) AMM 31-63-22-400-001 Installation of the Display Unit (2WT1,2WT2,3WT1,3WT2,4WT1,4WT2) AWM 31-68-06
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 WRG: PIN PROG/DU ND FO(3WT2)
- do a check for ground signals at FO ND (3WT2) connector AA (Ref. AWM 31-68-06).
(1) If the wiring is not correct:
- repair the wiring.
(2) If the wiring is correct:
- replace the ND-F/O (3WT2) (Ref. AMM TASK 31-63-22-000-001) and (Ref. AMM TASK 31-63-22-400-001).
B. Do the test given in Para. 3.
Failure of the A629 BUS detected by the CAPT PFD DU
1. Possible Causes
_______________
- PFD-CAPT (2WT1)
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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(76)
