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R  correctly, do the Operational Test of the Fire Control P/BSW 
R  Sub-functions Related to Engine 2 Shut Down and Isolation (Ref. AMM 
R  TASK 26-21-00-710-004) or (Ref. AMM TASK 26-21-00-710-004). 
R  (3) If during step (2), when the ENG 2 FIRE P/BSW is first pushed (LP 
R  valve close command) the ACTUATOR-LP FUEL VALVE, ENG 2 (10QG): 
R 
R  (a) Does not close, go to Para. 4.A. 
R 
R  (b) Operates correctly, no maintenance steps are necessary. 
R 
R  NOTE : You can get more data from the:____ 
R  - Description and Operation (D and O) section of the 
R  Aircraft Maintenance Manual (AMM) Chapters 26-12-00, 
R  26-21-00, 28-24-00, and 76-12-00 
R  - Trouble Shooting Manual (TSM), Task Supporting Data, 
R  (Ref. P. Block 301) 
R  - Aircraft Schematic Manual (ASM) (Ref. ASM 26-21/02) 
R  (Ref. ASM 28-24/01) and (Ref. ASM 76-12/01).
 4. Fault Isolation_______________ 
R  A. Procedure 

R (1) Do a check of (Ref. ASM 28-24/01) and replace, if necessary, the R ENG/APU FIRE PNL (1WD) (Ref. AMM TASK 26-12-12-000-001) and (Ref. AMM R TASK 26-12-12-400-001).
 「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1 EFF : ALL ∞∞28-24-00∞∞∞∞∞∞∞∞∞∞Page 229
 Nov 01/00 CES

 

R  (2) If the fault continues, do a check of the aircraft wiring (Ref. ASM 
R  28-24/01) between: 
R  - the connector 1WD-D, pin <J and the ACTUATOR-LP FUEL VALVE, ENG 2 
R  connector 10QG-A, pin C (MOT 1, 10QG close supply) 
R  - the connector 1WD-C, pin <C and the ACTUATOR-LP FUEL VALVE, ENG 2 
R  connector 10QG-B, pin C (MOT 2, 10QG close supply). 
R
 (3) Repair all the unserviceable wiring and connectors.
 (4) Do the test given in Para. 3.A.

 「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1 EFF : ALL ∞∞28-24-00∞∞∞∞∞∞∞∞∞∞Page 230
 Nov 01/00 CES

 

 TASK 28-24-00-810-808
 Fuel LP Fuel Valve Engine 2 Status Is Not Available On The FUEL System Page
 WARNING : OBEY THE FUEL SAFETY PROCEDURES.
_______
 WARNING : WHEN YOU WORK ON THE FUEL SYSTEM WIRING, YOU MUST USE TEST EQUIPMENT
_______ THAT IS APPROVED TO EUROPEAN SPECIFICATION EN50-020. THE USE OF TEST EQUIPMENT THAT IS NOT APPROVED CAN CAUSE FIRE OR AN EXPLOSION.
 1. Possible Causes
_______________
 - ACTUATOR-LP FUEL VALVE, ENG 2 (10QG)

 - SDAC-1 (1WV1)

 - SDAC-2 (1WV2)

 - aircraft wiring (motor 1/ground/earth) between the ACTUATOR-LP VALVE, ENG 2 (10QG) connector 10QG-A, pin E and the ground/earth point 4002VN(621STA332)

 - aircraft wiring(closed signal line/SDAC-1) between the ACTUATOR-LP VALVE, ENG 2 (10QG) connector 10QG-A, pin B and the SDAC-1 (1WV-1) connector AD, pin 2J

 - aircraft wiring (open signal line/SDAC-1) between the ACTUATOR-LP VALVE, ENG 2 (10QG) connector 10QG-A, pin D and the SDAC-1 (1WV-1) connector AD, pin 1J

 - aircraft wiring(closed signal line/SDAC-2) between the ACTUATOR-LP VALVE, ENG 2 (10QG) connector 10QG-A, pin B and the SDAC-2 (1WV-2) connector AD, pin 2J

 - aircraft wiring (open signal line/SDAC-2) between the ACTUATOR-LP VALVE, ENG 2 (10QG) connector 10QG-A, pin D and the SDAC-2 (1WV-2) connector AD, pin 1J

 2. Job Set-up Information
______________________
 A. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 28-24-00-710-002 Operational Test of the ENG 1(2) LP Fuel Valve 12QM
 (13QM)
 AMM 28-24-51-000-001 Removal of the LP Fuel Valve Actuator
 AMM 28-24-51-400-001 Installation of the LP Fuel Valve Actuator
 AMM 31-55-34-000-001 Removal of the SDAC (1WV1,1WV2)
 AMM 31-55-34-400-001 Installation of the SDAC (1WV1,1WV2)
 ASM 26-21/02
 ASM 28-24/01
 ASM 76-12/01
 AWM 28-24-02
 AWM 31-54-77

 「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1 EFF : ALL ∞∞28-24-00∞∞∞∞∞∞∞∞∞∞Page 231
 Feb 01/98 CES 3. Fault Confirmation

 

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