What was found
APU RELIABILITY COLD START ACCOMPLISHED ON FLT 1 EA TPC-SCK SAT -54C FL 380, START. UNSUCCESSFUL ON 3RD ATTEMPT. PERFORMED BITE ON ECU, IAW FIM 49-11 FL 987. NO FAULTS NOTED, APU OPERATION NORMAL.
- Difficulty date
- September 10, 2020
- Submitted
- September 14, 2020
- Operation
- Air carrier
- Aircraft
- N1487A
- Make and model
- Boeing 76731K
- Aircraft serial
- 28865
- Aircraft time
- 88,192 hours, 18,191 cycles
- System (JASC)
- 4940 · APU Start/Ignition System
- Part
- Apu
- Condition
- Malfunctioned
- Stage of operation
- TX
- 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.