F  『
 E  C F M  E
 E  E
 E  56  E
 E  E

 Loss of the T25 Sensor Signal through the two Channels on Engine 2
 1. Possible Causes

_______________

 2. Job Set-up Information

______________________
 A. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
73-20-00-810-854 Loss of the T25 Sensor Signal through the Channel A on Engine 2 73-20-00-810-856 Loss of the T25 Sensor Signal 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 T25 SNSR, J11, ECU and T25 SNSR, J12, ECU:
 - do the following troubleshooting procedures (Ref. TASK 73-20-00-810-854) and (Ref. TASK 73-20-00-810-856).
 F 『R EEFF : 106-149, 155-199, 208-299, 301-399, E ∞∞73-20-00∞∞∞∞∞∞∞∞∞∞Page A240
 E E401-499, Aug 01/05 E E ECES
E **ON A/C ALL

 F  『
 E  C F M  E
 E  E
 E  56  E
 E  E

 TASK 73-20-00-810-927
 Failure of the Control of the Solenoid 1 of the Fuel Return Valve through the two Channels on Engine 1
 1. Possible Causes

_______________

 2. Job Set-up Information

______________________
 A. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
73-20-00-810-905 Failure of the Control of the Solenoid 1 of the Fuel Return Valve on Channel A, Engine 1 73-20-00-810-907 Failure of the Control of the Solenoid 1 of the Fuel Return Valve on Channel B, 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, FRV (SOL 1), ECU and J8, FRV (SOL 1), ECU:
 - do the following troubleshooting procedures (Ref. TASK 73-20-00-810-905) and (Ref. TASK 73-20-00-810-907).
 F 『 EEFF : ALL E ∞∞73-20-00∞∞∞∞∞∞∞∞∞∞Page A241
 E E Aug 01/05 ERE
ECES  TASK 73-20-00-810-928

 F  『
 E  C F M  E
 E  E
 E  56  E
 E  E

 Failure of the Control of the Solenoid 1 of the Fuel Return Valve through the two Channels on Engine 2
 1. Possible Causes

_______________

 2. Job Set-up Information

______________________
 A. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
73-20-00-810-906 Failure of the Control of the Solenoid 1 of the Fuel Return Valve on Channel A, Engine 2 73-20-00-810-908 Failure of the Control of the Solenoid 1 of the Fuel Return Valve on Channel B, 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, FRV (SOL 1), ECU and J8, FRV (SOL 1), ECU:
 - do the following troubleshooting procedures (Ref. TASK 73-20-00-810-906) and (Ref. TASK 73-20-00-810-908).
 F 『 EEFF : ALL E ∞∞73-20-00∞∞∞∞∞∞∞∞∞∞Page A242
 E E Aug 01/05 ERE
ECES R **ON A/C 106-149, 155-199, 208-299, 301-399, 401-499,

 F  『
 E  C F M  E
 E  E
 E  56  E
　
中國航空網 m.k6050.com
航空翻譯 www.aviation.cn
本文鏈接地址：A320 Trouble Shooting Manual 排故手冊 發動機燃油和控制 1(120)