Service difficulty report · Actuator · Airbus A321271N

Difficulty date
June 28, 2024
Submitted
July 1, 2024
Operation
Air carrier
Aircraft
N4076J
Make and model
Airbus A321271N
Aircraft serial
11513
Aircraft time
3,096 hours, 450 cycles
Part
Actuator
Part number
530014
Part serial
04235441
Condition
Failed
Location
Fuel Sys
Part time
3,104 hours, 451 cycles
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
A

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

FLT#1908, CDG-JFK. (ETOPS) (AIRCRAFT PERFORMED AN AIR TURN BACK TO CDG). ' FUEL ACT SYSTEM FAULT DIVERTED BACK TO LFPG FUEL XFR FAULT FWD TANK, T TANK, 1 TANK FAULT ( TRANSFER VALVE 2) ADDITIONAL CENTER TANK(S) (ACTS) VALVE OPEN ); REF L/P 4029744, ITEM 1 (PERFORMED OPS TEST OF REFUEL SYS IAW AMM 28-25-00-710-003,OPS TEST OK), L/P 4029743, ITEM 1 (REMOVED AND REPLACED THE ACTUATOR FUEL INLET VALVE ACT 4 (94QH4) IAW AMM 28-28-54-000-002. ACTUATOR STARTED TO ACTUATE WHEN CYCLED POWER IN FUEL PANEL), L/P 4029743, ITEM 2 (ACCOMPLISHED WIRING CHECKS FROM RELAY BOX 802VU CONNECTORS 4066VC TO 94QH4 CONNECTOR B AND CONNECTOR 4065VC TO 94QH4 CONNECTOR A PER AMM 28-28-12P. ALL CHECKS NORMAL (0.4 TO 0.6 OHMS). RESTORED ALL CONNECTOR TO NORMAL CONFIGURATION. OPS CHECK REQUIRED ON L/P 4029744-1), L/P 4029742, ITEM 2 (REMOVED AND REPLACED REPLAY (32QH4) IAW ESPM 20-46-50) FOR REMOVAL AND REPLACEMENT OF 32QH4 RELAY AND 94QH4 ACTUATOR, WIRING CHECKS AND OPS TEST REFUEL SYS. MDDR CLEARED. MX-4 UPDATED. PLACARD REMOVED.'

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