- terminal X1, RELAY-R WING TK LOW LEVEL CHANNEL A (8QP).
「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 : 001-049, 051-099, 101-149, 151-199, ∞∞28-15-00∞∞∞∞∞∞∞∞∞∞Page 275
201-299, 401-499, Aug 01/05 CES
(e) If the 28VDC is not available do a wiring check (Ref. ASM 28-15/02) of the aircraft wiring between the RELAY-R WING TK LOW LEVEL CHANNEL A (8QP) and the C/B-FUEL/XFR VALVE 2/WING/R (4QP).
(f) Repair all the unserviceable wiring and connectors.
(7) Do the test given in Para 3.A.
(8) If the fault continues, check/replace the RELAY-L WING TK LOW LEVEL CHANNEL B (7QP) 103VU.
(9) Do the test given in Para 3.A.
(10) If the fault continues check/replace the RELAY-R WING TK LOW LEVEL CHANNEL A (8QP) 103VU.
(11) Do the test given in Para 3.A.
(12) If the fault continues do a wiring check (Ref. ASM 28-15/02) of the aircraft wiring:
- between the pin A, ACTUATOR-TRANSFER VALVE, R FWD SPAR (10QP) and the terminal A3, RELAY-R WING TK LOW LEVEL CHANNEL A (8QP)
- between the pin A, ACTUATOR-TRANSFER VALVE, R FWD SPAR (10QP) and the terminal B3, RELAY-L WING TK LOW LEVEL CHANNEL B (7QP)
- between the terminal A1, RELAY-R WING TK LOW LEVEL CHANNEL A (8QP) and the terminal B2, RELAY-L WING TK LOW LEVEL CHANNEL B (7QP)
- between the pin B, ACTUATOR-TRANSFER VALVE, R FWD SPAR (10QP) and the terminal B1, RELAY-L WING TK LOW LEVEL CHANNEL B (7QP).
(13) Repair all the unserviceable wiring and connectors.
(14) Do the test given in Para 3.A.
「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1R EFF : 001-049, 051-099, 101-149, 151-199, ∞∞28-15-00∞∞∞∞∞∞∞∞∞∞Page 276
201-299, 401-499, Aug 01/05 CES
TASK 28-15-00-810-821
Intercell XFR System - Right Valve Shows In Transit, CFDS (FUEL) Reports R/REAR Valve
WARNING : OBEY THE FUEL SAFETY PROCEDURES.
_______
WARNING : WHEN YOU DO WORK ON THE FUEL SYSTEM WIRING, YOU MUST USE TEST
_______ EQUIPMENT THAT IS APPROVED (REFER TO INTERNATIONAL OR NATIONAL SPECIFICATIONS FOR INTRINSICALLY SAFE TEST EQUIPMENT, E.G. EN50-020, UL913 OR EQUIVALENT). TEST EQUIPMENT THAT IS NOT APPROVED CAN CAUSE FIRE OR AN EXPLOSION.
1. Possible Causes
_______________
- ACTUATOR-TRANSFER VALVE, R REAR SPAR (12QP)
- aircraft wiring
- RELAY-L WING TK LOW LEVEL CHANNEL A (5QP) 103VU
- RELAY-R WING TK LOW LEVEL CHANNEL B (6QP) 103VU
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------
REFERENCE QTY DESIGNATION
-------------------------------------------------------------------------------
No specific multimeter
B. Referenced Information
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REFERENCE DESIGNATION
-------------------------------------------------------------------------------
AMM 28-15-00-710-002 Operational Check of Individual Transfer Valves to
Ensure Valve Shaft Rotates Valve to Open Position AMM 28-15-51-000-002 Removal of the Actuator 11QP(12QP) AMM 28-15-51-400-002 Installation of the Actuator 11QP(12QP) ASM 28-15/01
3. Fault Confirmation
__________________
A. Do the Operational Test of the Intercell Transfer Valves (Ref. AMM TASK 28-15-00-710-002).
NOTE : The intercell transfer valves (ICTVs) are motor driven and the
____ power for these circuits is derived from the main power. The ICTVs are immobilized on battery power.
「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 : 001-049, 051-099, 101-149, 151-199, ∞∞28-15-00∞∞∞∞∞∞∞∞∞∞Page 277
201-299, 401-499, Aug 01/05 CES
4. Fault Isolation
_______________
A. If the Right Intercell Transfer Valve continues to be shown in transit on the FUEL System Display, and the CFDS(FUEL) reports the Right Rear Valve, disconnect the electrical connector from the ACTUATOR-TRANSFER VALVE, R REAR SPAR (12QP).
NOTE : During normal Actuator-Transfer Valve, Right Rear Spar (12QP)
____ operation, 28VDC is supplied to the electrical connector: - on the pin A for OPEN - on the pin B for SHUT.
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本文链接地址：A320 Trouble Shooting Manual 排故手册 FUEL 燃油1(52)
