What was found
APU RELIABILITY COLD START ACCOMPLISHED ON FLT LEG TPA- SCK SAT -54C FL 410 UNSUCCESSFUL AFTER 3 START ATTEMPTS. REMOVED AND REPLACED IGNITION EXCITER IAW AMM 49-41-03. PERFORMED OPS CHECK, OPS CHECK SATISFACTORY.
- Difficulty date
- September 14, 2018
- Submitted
- September 17, 2018
- Operation
- Air carrier
- Aircraft
- N1439A
- Make and model
- Boeing 76733A
- Aircraft serial
- 28495
- Aircraft time
- 67,888 hours, 15,636 cycles
- System (JASC)
- 4940 · APU Start/Ignition System
- Part
- Exciter
- Part number
- 106170756
- Part serial
- 92301502
- Condition
- Failed
- Location
- Apu
- Stage of operation
- CR
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.