What was found
ETOPS SIGNIFICANT SYSTEM: APU FAILS TO START ON FIRST ATTEMPT. ACCOMPLISHED OPERATIONAL CHECK OF APU SEVERAL TIMES IAW B737-400 M/M 49-11-00 OPS CHECK NORMAL. NO DEFECTS NOTED AT THIS TIME.
- Difficulty date
- December 12, 2011
- Submitted
- December 14, 2011
- Operation
- Air carrier
- Aircraft
- N752MA
- Make and model
- Boeing 73748E
- Aircraft serial
- 28198
- Aircraft time
- 25,864 hours, 24,606 cycles
- System (JASC)
- 4920 · APU Core Engine
- Part
- Unknown
- Condition
- Malfunctioned
- Location
- Apu Bay
- 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.