What was found
APU DID NOT START, FAULT LIGHT ILLUMINATED. ACFT GROUNDED. R & R IGNITION UNIT. APU OPS CHECKED NORMAL IAW AMM 49-41-31.
- Difficulty date
- February 1, 2014
- Submitted
- February 5, 2014
- Operation
- Air carrier
- Aircraft
- N532AS
- Make and model
- Boeing 737890
- Aircraft serial
- 36346
- Aircraft time
- 14,277 hours, 4,313 cycles
- System (JASC)
- 4940 · APU Start/Ignition System
- Part
- Exciter
- Part number
- 38880587
- Part serial
- 106250400978
- Condition
- Failed
- Location
- Apu
- Part time
- 4,508 hours, 6,347 cycles
- Stage of operation
- TX
- 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.