SDR CALA2013090290915

Service difficulty report · Fcu · Boeing 767322

Difficulty date: September 1, 2013
Submitted: September 3, 2013
Operation: Air carrier
Aircraft: N667UA
Make and model: Boeing 767322
Aircraft serial: 29239
Aircraft time: 53,892 hours, 14,114 cycles
Engine: Pwa PW4056
System (JASC): 4930 · APU Engine Fuel and Control
Part: Fcu
Condition: Faulty
Location: Apu
Stage of operation: IN
How discovered: O
Nature of condition: O
Precautionary procedure: K

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

What was found

AUXILIARY POWER UNIT SHUT DOWN TWICE AT GATE. OKAYED TO CONTINUE IAW MEL 4911D. AUXILIARY POWER UNIT INOPERATIVE, VERIFIED HMG OPERATIONAL AUXILIARY POWER UNIT DOOR CLOSED DF356. FOUND LOP ON BITE REF TS MM 49-11-00-0101CO2 FIG 109 FROM BLOCK 1 SHEET 1 TO BLOCK 24 SHEET 2. R & R FUEL CONT UNIT IAW AMM & CHANGED OIL IAW AMM. OPERATIONS & LEAK CHECKED GOOD, NO FAULTS NOTED. AUXILIARY POWER UNIT STARTED SEVERAL TIMES WITH NO FAULTS WITH FULL LOAD.