SDR P5CA2018041600061

Service difficulty report · Apu · Boeing 7673JHF

Difficulty date: April 13, 2018
Submitted: April 16, 2018
Operation: Air carrier
Aircraft: N643GT
Make and model: Boeing 7673JHF
Aircraft serial: 37809
Aircraft time: 12,516 hours, 3,497 cycles
System (JASC): 4920 · APU Core Engine
Part: Apu
Condition: Malfunctioned
Stage of operation: IN
How discovered: V
Nature of condition: J
Precautionary procedure: K

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

What was found

APU INOPERATIVE. BITE TESTED THE APUC, NO FAULT FOUND IAW AMM 49-61-05. OPS TESTED THE PACKS IAW FIM 49-11 FT A08, CHECKED SURGE VALVE, FUNCTIONED NORMAL. DUCT PRESSURE NORMAL, PERFORMED ENGINE DRY MOTORING, CHECKED DUCT PRESSURE, FOUND NORMAL IAW AMM 71-00-00.

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