3. Fault Confirmation
__________________
A. Test
- Do the functional test of the tachometers.(Ref. AMM TASK 32-42-00-720-002)
4. Fault Isolation
_______________
A. If the test confirms the fault:
- Do a check and repair the wiring from the left tachometers to the BSCU (10GG)
(1) If the fault continues:
- replace the BSCU (10GG) (Ref. AMM TASK 32-42-34-000-001) (Ref. AMM TASK 32-42-34-400-001)
(2) If the fault continues:
- replace the TACHOMETER-WHEEL 1 (19GG) and TACHOMETER-WHEEL 2 (21GG) (Ref. AMM TASK 32-42-57-000-001) (Ref. AMM TASK 32-42-57-400-001)
「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1R EFF : 106-149, 221-299, 401-499, ∞∞32-42-00∞∞∞∞∞∞∞∞∞∞Page A257
Aug 01/05 CES (3) If the fault continues:
- replace the DRIVE ASSY-TACHOMETER,WHEEL 1 (2681GM) and DRIVE ASSY-TACHOMETER,WHEEL 2 (2680GM) (Ref. AMM TASK 32-42-68-000-003) (Ref. AMM TASK 32-42-68-400-003)
B. Do the test given in Para.3.A.
TASK 32-42-00-810-943
Loss of the signals from the right tachometers to the BSCU
1. Possible Causes
_______________
- BSCU (10GG)
- TACHOMETER-WHEEL 3 (20GG)
- TACHOMETER-WHEEL 4 (22GG)
- DRIVE ASSY-TACHOMETER,WHEEL 4 (2678GM)
- DRIVE ASSY-TACHOMETER,WHEEL 3 (2679GM)
- wiring from the right tachometers to the BSCU (10GG)
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
AMM 32-42-00-720-002 Functional test of the tachometers AMM 32-42-34-000-001 Removal of the Braking/Steering Control Unit (BSCU) (10GG) AMM 32-42-34-400-001 Installation of the Braking/Steering Control Unit
(BSCU) (10GG)
AMM 32-42-57-000-001 Removal of the Tachometer
AMM 32-42-57-400-001 Installation of the Tachometer
AMM 32-42-68-000-003 Removal of the MLG Tachometer-Drive
AMM 32-42-68-400-003 Installation of the MLG Tachometer-Drive
3. Fault Confirmation
__________________
A. Test
(1) Do the functional test of the tachometers.(Ref. AMM TASK 32-42-00-720-002)
4. Fault Isolation
_______________
A. If the test confirms the fault:
- do a check and repair the wiring from the right tachometers to the BSCU (10GG)
(1) If the fault continues:
- replace the BSCU (10GG) (Ref. AMM TASK 32-42-34-000-001) (Ref. AMM TASK 32-42-34-400-001)
(2) If the fault continues:
- replace the TACHOMETER-WHEEL 3 (20GG) and TACHOMETER-WHEEL 4 (22GG) (Ref. AMM TASK 32-42-57-000-001) (Ref. AMM TASK 32-42-57-400-001)
「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1R EFF : 106-149, 221-299, 401-499, ∞∞32-42-00∞∞∞∞∞∞∞∞∞∞Page A259
Aug 01/05 CES (3) If the fault continues:
- replace the DRIVE ASSY-TACHOMETER,WHEEL 4 (2678GM) and DRIVE ASSY-TACHOMETER,WHEEL 3 (2679GM) (Ref. AMM TASK 32-42-68-000-003) (Ref. AMM TASK 32-42-68-400-003)
B. Do the functional test given in Para.3.A.
R **ON A/C 401-499,
R TASK 32-42-00-810-944 R Failure of the Normal Braking Pressure Transducer R 1. Possible Causes
_______________
R - PRESS XDCR-NORM BRK SPLY (96GG)
R - wiring between the BSCU (10GG) and the Transducer (96GG)
R 2. Job Set-up Information
______________________
R A. Referenced Information
R -------------------------------------------------------------------------------R REFERENCE DESIGNATION R -------------------------------------------------------------------------------
R AMM 32-42-22-000-001 Removal of the Normal-Brake Supply R Pressure-Transducer (96GG) R AMM 32-42-22-400-001 Installation of the Normal-Brake Supply R Pressure-Transducer (96GG) R AMM 32-46-00-740-001 BITE Test of the BSCU
R 3. Fault Confirmation
__________________ R A. Do the BITE test of the BSCU (Ref. AMM TASK 32-46-00-740-001) R 4. Fault Isolation
_______________
R A. If the test gives the maintenance message: BRK NORM SELECTOR VALVE PRESS
R TRANSDUCER(96GG)
R - replace the PRESS XDCR-NORM BRK SPLY (96GG) (Ref. AMM TASK 32-42-22-R 000-001) (Ref. AMM TASK 32-42-22-400-001)
中國航空網 www.k6050.com
航空翻譯 www.aviation.cn
本文鏈接地址：A320 Trouble Shooting Manual 排故手冊 起落架 LANDING GEAR 2(30)
