Failure of the Upper ECAM DU
1. Possible Causes
_______________
- DU-ECAM, UPPER (4WT1)
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)
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 DU ECAM 1:
- replace the DU-ECAM, UPPER (4WT1) (Ref. AMM TASK 31-63-22-000-001) and (Ref. AMM TASK 31-63-22-400-001).
R **ON A/C 401-499,
A. If the test gives the maintenance message DU EWD(4WT1)
- replace the DU-ECAM, UPPER (4WT1) (Ref. AMM TASK 31-63-22-000-001) and (Ref. AMM TASK 31-63-22-400-001).
**ON A/C ALL
B. Do the test given in Para. 3.
TASK 31-63-81-810-871
Failure of the Lower ECAM DU
1. Possible Causes
_______________
- DU-ECAM, LOWER (4WT2)
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)
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 DU ECAM 2:
- replace the DU-ECAM, LOWER (4WT2) (Ref. AMM TASK 31-63-22-000-001) and (Ref. AMM TASK 31-63-22-400-001).
R **ON A/C 401-499,
A. If the test gives the maintenance message DU SD(4WT2)
- replace the DU-ECAM, LOWER (4WT2) (Ref. AMM TASK 31-63-22-000-001) and (Ref. AMM TASK 31-63-22-400-001).
**ON A/C ALL
B. Do the test given in Para. 3.
Failure of the CAPT ND
1. Possible Causes
_______________
- ND-CAPT (3WT1)
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)
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 DU ND1:
- replace the ND-CAPT (3WT1) (Ref. AMM TASK 31-63-22-000-001) and (Ref. AMM TASK 31-63-22-400-001).
R **ON A/C 401-499,
A. If the test gives the maintenance message DU ND CAPT(3WT1) 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(36)
