SDR AALA201904089007

Service difficulty report · Control Unit · Airbus A319112

Difficulty date: April 4, 2019
Submitted: April 8, 2019
Operation: Air carrier
Aircraft: N749US
Make and model: Airbus A319112
Aircraft serial: 1313
Aircraft time: 49,559 hours, 31,265 cycles
System (JASC): 2820 · Aircraft Fuel Distribution System
Part: Control Unit
Part number: 3004200000501
Part serial: 3848
Condition: Faulty
Location: Rt Wing Fuel
Part time: 44,621 hours, 27,656 cycles
Stage of operation: CR
How discovered: 9
Nature of condition: O
Precautionary procedure: O

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

What was found

AIRCRAFT NOT GROUNDED: PILOT REPORTS THE RH OUTBOARD FUEL TANK NOT FEEDING MAIN TANK AFTER IN FLT 1 HOUR 1560, 2840, 4700 AND 200 (LH TO RH) AFTER FIRM LANDING, RH OUTER TANK FED INTO MAIN TANK. MAINTENANCE INTERROGATED FAULTS FOUND MX MSG (9QJ) FUEL LEVEL SENSOR CONTROL UNIT RT WING. REPLACED THE FUEL LEVEL SENSOR CONTROL UNIT IAW AMM 28-15-51. SEE SDR# AALA201904069003.

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