SDR MYWA07232012740

Service difficulty report · Apu · Boeing 7378DC

Difficulty date: July 23, 2012
Submitted: July 25, 2012
Operation: Air carrier
Aircraft: N740EH
Make and model: Boeing 7378DC
Aircraft serial: 34596
Aircraft time: 4,312 hours, 1,688 cycles
System (JASC): 4920 · APU Core Engine
Part: Apu
Condition: Shutdown
Stage of operation: NR
How discovered: O
Nature of condition: J
Precautionary procedure: O

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

What was found

APU FAULT LIGHT, LIGHT ON APU HAD PROTECTIVE SHUTDOWN FAULT CODE 492-010-00. PERFORMED SUCCESSFUL APU START WITH GPU, NO CURRENT FAULTS. PERFORMED TROUBLESHOT IAW FIM 49-31-803. NO DISCREPANCIES NOTED, FAULT FOUND TO BE INTERMITTENT. APU OK FOR CONTINUED SERVICE.

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