Loss of the FCU 2 Output Buses by the DMC 1
1. Possible Causes
_______________
- FCU (2CA)
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
31-63-81-810-933 Loss of the FCU 2 Channel A Output Bus by DMC 1 31-63-81-810-934 Loss of the FCU 2 Channel B Output Bus by DMC 1 AMM 22-81-12-000-001 Removal of the FCU (2CA) AMM 22-81-12-400-001 Installation of the FCU (2CA) AMM 31-60-00-740-007 GROUND SCANNING Test of the DMC
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 FCU2(2CA)/DMC1(1WT1):
- Do the fault isolation (Para. 4. A.) of the procedures (Ref. TASK 31-63-81-810-933) and (Ref. TASK 31-63-81-810-934)
(1) If the fault continues:
- replace the FCU (2CA) (Ref. AMM TASK 22-81-12-000-001) and (Ref. AMM TASK 22-81-12-400-001)
B. Do the test given in Para. 3.A.
Loss of the FCU 2 Output Buses by the DMC 2
1. Possible Causes
_______________
- FCU (2CA)
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
31-63-00-810-896 Loss of the FCU 2 Channel A Output Bus by the DMC 2 31-63-00-810-897 Loss of the FCU 2 Channel B Output Bus by the DMC 2 AMM 22-81-12-000-001 Removal of the FCU (2CA) AMM 22-81-12-400-001 Installation of the FCU (2CA) AMM 31-60-00-740-007 GROUND SCANNING Test of the DMC
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 FCU2(2CA)/DMC2(1WT2):
- Do the fault isolation (Para. 4. A.) of the procedures (Ref. TASK 31-63-00-810-896) and (Ref. TASK 31-63-00-810-897)
(1) If the fault continues:
- replace the FCU (2CA) (Ref. AMM TASK 22-81-12-000-001) and (Ref. AMM TASK 22-81-12-400-001)
B. Do the test given in Para. 3.A.
Loss of the FCU 2 Output Buses by the DMC 3
1. Possible Causes
_______________
- FCU (2CA)
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
31-63-00-810-950 Loss of the FCU 2 Channel A Output Bus by the DMC 3 31-63-00-810-951 Loss of the FCU 2 Channel B Output Bus by the DMC 3 AMM 22-81-12-000-001 Removal of the FCU (2CA) AMM 22-81-12-400-001 Installation of the FCU (2CA) AMM 31-60-00-740-007 GROUND SCANNING Test of the DMC
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 FCU2(2CA)/DMC3(1WT3):
- Do the fault isolation (Para. 4. A.) of the procedures (Ref. TASK 31-63-00-810-950) and (Ref. TASK 31-63-00-810-951)
(1) If the fault continues:
- replace the FCU (2CA) (Ref. AMM TASK 22-81-12-000-001) and (Ref. AMM TASK 22-81-12-400-001)
B. Do the test given in Para. 3.A.
R DISPLAY MANAGEMENT COMPUTER (DMC) - FAULT ISOLATION PROCEDURES
______________________________________________________________
TASK 31-63-81-810-801
Failure of the DMC2 Pin Programming
1. Possible Causes
_______________
- DMC-2 (1WT2)
- ground signals at DMC2 (1WT2) connector AB
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
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 2(119)
