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Loss of the VBV Torque Motor Control through the Channel A on Engine 1 and Channel A on Engine 2
1. Possible Causes
_______________
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
73-29-00-810-888 Loss of the VBV Torque Motor Control - Engine 1 -Channel A 73-29-00-810-890 Loss of the VBV Torque Motor Control - Engine 2 -Channel A 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 1A and 2A 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 (VBV TM), ECU on the channel 1A
and
- J7, HMU (VBV TM), ECU on the channel 2A
(1) Do the trouble shooting procedure (Ref. TASK 73-29-00-810-888).
(2) Do the trouble shooting procedure (Ref. TASK 73-29-00-810-890).
F 『 EEFF : ALL E ∞∞73-29-00∞∞∞∞∞∞∞∞∞∞Page A287
E E May 01/05 ERE
ECES TASK 73-29-00-810-901
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Loss of the VBV Torque Motor Control through the Channel A on Engine 1 and Channel B on Engine 2
1. Possible Causes
_______________
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
73-29-00-810-888 Loss of the VBV Torque Motor Control - Engine 1 -Channel A 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 1A 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 (VBV TM), ECU on the channel 1A
and
- J8, HMU (VBV TM), ECU on the channel 2B
(1) Do the trouble shooting procedure (Ref. TASK 73-29-00-810-888).
(2) Do the trouble shooting procedure (Ref. TASK 73-29-00-810-891).
F 『 EEFF : ALL E ∞∞73-29-00∞∞∞∞∞∞∞∞∞∞Page A288
E E May 01/05 ERE
ECES TASK 73-29-00-810-902
F 『
E C F M E
E E
E 56 E
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Loss of the VBV Torque Motor Control through the Channel B on Engine 1 and Channel A 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 73-29-00-810-890 Loss of the VBV Torque Motor Control - Engine 2 -Channel A 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 2A 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
- J7, HMU (VBV TM), ECU on the channel 2A
(1) Do the trouble shooting procedure (Ref. TASK 73-29-00-810-889).
(2) Do the trouble shooting procedure (Ref. TASK 73-29-00-810-890).
F 『R EEFF : ALL E ∞∞73-29-00∞∞∞∞∞∞∞∞∞∞Page A289
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本文鏈接地址：A320 Trouble Shooting Manual 排故手冊 發動機燃油和控制 2(147)
