SDR HALA2011101600460

Service difficulty report · Apu · Boeing 7673G5

Difficulty date: October 16, 2011
Submitted: October 17, 2011
Operation: Air carrier
Aircraft: N585HA
Make and model: Boeing 7673G5
Aircraft serial: 24257
Aircraft time: 97,494 hours, 18,493 cycles
System (JASC): 4950 · APU Bleed Air System
Part: Apu
Condition: Malfunctioned
Stage of operation: TX
How discovered: O
Nature of condition: O
Precautionary procedure: D

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

What was found

ETOPS SIGNIFICANT SYS - BTB - AFTER PUSHBACK APU AIR READING ONLY 10 PSI- UNABLE TO START. CYCLED APU WITH RESTART, APU AIR RETURNED TO 40 PSI HELD NORMAL. STARTED RT ENGINE AT GATE NO FAULTS, LT ENGINE START NORMAL, NO OTHER FAULTS. APU AIR OPS CHECKED OK, PACKS OPS NORMAL. FIRST START ATTEMPT BY CREW ACFT PACKS WERE "ON".

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