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Loss of the VBV Torque Motor Control through the Channel B on Engine 1 and Channel B on Engine 2
1. Possible Causes
_______________
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
73-29-00-810-889 Loss of the VBV Torque Motor Control - Engine 1 -Channel B 73-29-00-810-891 Loss of the VBV Torque Motor Control - Engine 2 -Channel B AMM 73-29-00-710-040 Operational Test of the FADEC on the ground (with Engine Motoring)
3. Fault Confirmation
__________________
A. Do the operational test of the FADEC 1B and 2B on the ground (with engine motoring) (Ref. AMM TASK 73-29-00-710-040).
4. Fault Isolation
_______________
A. If the test gives the maintenance messages:
- J8, HMU (VBV TM), ECU on the channel 1B
and
- J8, HMU (VBV TM), ECU on the channel 2B
(1) Do the trouble shooting procedure (Ref. TASK 73-29-00-810-889).
(2) Do the trouble shooting procedure (Ref. TASK 73-29-00-810-891).
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TASK 73-29-00-810-912
Loss of the RAC Torque Motor Control through the two Channels on Engine 1
1. Possible Causes
_______________
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
73-29-00-810-880 Loss of the RAC Torque Motor Control through the
Channel A on Engine 1
73-29-00-810-881 Loss of the RAC Torque Motor Control through the
Channel B on Engine 1 AMM 73-29-00-710-040 Operational Test of the FADEC on the ground (with Engine Motoring)
3. Fault Confirmation
__________________
A. Test
(1) Do the operational test of the FADEC 1A and 1B on the ground (with engine motoring) (Ref. AMM TASK 73-29-00-710-040).
4. Fault Isolation
_______________
A. If the test gives the maintenance messages J7, HMU (RAC TM), ECU and J8, HMU (RAC TM), ECU:
- do the following troubleshooting procedures (Ref. TASK 73-29-00-810-880) and (Ref. TASK 73-29-00-810-881).
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E TASK 73-29-00-810-913
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Loss of the RAC Torque Motor Control through the two Channels on Engine 2
1. Possible Causes
_______________
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
73-29-00-810-882 Loss of the RAC Torque Motor Control through the
Channel A on Engine 2
73-29-00-810-883 Loss of the RAC Torque Motor Control through the
Channel B on Engine 2 AMM 73-29-00-710-040 Operational Test of the FADEC on the ground (with Engine Motoring)
3. Fault Confirmation
__________________
A. Test
(1) Do the operational test of the FADEC 2A and 2B on the ground (with engine motoring) (Ref. AMM TASK 73-29-00-710-040).
4. Fault Isolation
_______________
A. If the test gives the maintenance messages J7, HMU (RAC TM), ECU and J8, HMU (RAC TM), ECU:
- do the following troubleshooting procedures (Ref. TASK 73-29-00-810-882) and (Ref. TASK 73-29-00-810-883).
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本文链接地址：A320 Trouble Shooting Manual 排故手册 发动机燃油和控制 2(148)
