SDR P5CA2015093000160

Service difficulty report · Apu · Boeing 7673JHF

Difficulty date: September 29, 2015
Submitted: September 30, 2015
Operation: Air carrier
Aircraft: N643GT
Make and model: Boeing 7673JHF
Aircraft serial: 37809
Aircraft time: 6,509 hours, 1,818 cycles
System (JASC): 4920 · APU Core Engine
Part: Apu
Part number: 38002981
Part serial: P3091
Condition: Failed
Stage of operation: IN
How discovered: 9
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

APU AUTO SHUTDOWN WHEN GROUND POWER SELECTED. REPLACED APU ASSY IAW AMM 49-11-00, OPS FUNCTION NORMAL, APU OIL SERVICE TO FULL, BUT STILL SHOW ADD, REPLACED APU OIL QTY TRANSMITTER & CHECKED NORMAL IAW AMM 49-94-04. PERFORMED APU GENERATOR RETENTION NUTS RE-TORQUE, CONDITION SATISFACTORY IAW AMM 24-21-01.

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