SDR HALA2011080900355

Service difficulty report · Apu · Boeing 76733A

Difficulty date: August 9, 2011
Submitted: August 9, 2011
Operation: Air carrier
Aircraft: N587HA
Make and model: Boeing 76733A
Aircraft serial: 33421
Aircraft time: 33,690 hours, 6,305 cycles
System (JASC): 4900 · Airborne Auxiliary Power Unit (APU) System
Part: Apu
Condition: Malfunctioned
Stage of operation: NR
How discovered: O
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

ETOPS SIGNIFICANT SYS - APU FAULT -APU WOULD NOT START. PERFORMED APU BITE PROCEDURE IAW FIM 49-11-00/101. BITE TEST COMPLETED WITH "NO DATA", WITH THE SWITCH TO FAULT LRU, ERASED MEMORY & RUN APU FOR 45 MINS. NO ACTIVE MSG FAULTED ON EICAS ACFT. OK FOR SVC.

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