(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
__________________
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399,
A. Test
Do the EIS input test (Ref. AMM TASK 31-60-00-740-002).
R **ON A/C 401-499,
A. Test
Do the EIS system test (Ref. AMM TASK 31-60-00-740-004).
**ON A/C ALL
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:
DMC3: DU ECAM1 POS PIN
- do a check for ground signals at upper ECAM DU (4WT1) connector AA (Ref. AWM 31-68-06).
「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1 EFF : ALL ∞∞31-63-81∞∞∞∞∞∞∞∞∞∞Page 268
Aug 01/05 CES
(1) If the wiring is not correct:
- repair the wiring.
(2) If the wiring is correct:
- replace the DU-ECAM, UPPER (4WT1) (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.
R **ON A/C 401-499,
A. If the test gives the maintenance message WRG: PIN PROG/DU EWD(4WT1)
- do a check for ground signals at upper ECAM DU (4WT1) 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 DU-ECAM, UPPER (4WT1) (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.
TASK 31-63-81-810-835
Failure of the Lower ECAM DU Pin Programming Detected by the DMC3
1. Possible Causes
_______________
- DU-ECAM, LOWER (4WT2)
- ground signals at lower ECAM DU (4WT2) connector AA
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 31-60-00-740-002 EIS Input Test
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
__________________ R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399,
A. Test
Do the EIS input test (Ref. AMM TASK 31-60-00-740-002).
R **ON A/C 401-499,
A. Test
Do the EIS system test (Ref. AMM TASK 31-60-00-740-004).
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:
DMC3: DU ECAM2 POS PIN
- do a check for ground signals at lower ECAM DU (4WT2) 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 DU-ECAM, LOWER (4WT2) (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.
R **ON A/C 401-499,
A. If the test gives the maintenance message WRG: PIN PROG/DU SD(4WT2)
- do a check for ground signals at lower ECAM DU (4WT2) 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 DU-ECAM, LOWER (4WT2) (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.
R **ON A/C ALL
TASK 31-63-81-810-836
Loss of the ENG1 EGT Indication on the Upper ECAM DU Detected by the DMC3
1. Possible Causes
_______________
- DMC-3 (1WT3)
- DU-ECAM, UPPER (4WT1) 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：A320 Trouble Shooting Manual 排故手册 指示和记录系统 3(18)
