What was found
APU FAULT ON FIRST ATTEMPT. REMOVED AND REPLACED APU CONTROL UNIT. OPERATIONS CHECKS NORMAL, IAW AMM 49-61-05.
- Difficulty date
- October 6, 2020
- Submitted
- October 9, 2020
- Operation
- Air carrier
- Aircraft
- N1181A
- Make and model
- Boeing 7673Y0
- Aircraft serial
- 26206
- Aircraft time
- 88,596 hours, 22,235 cycles
- System (JASC)
- 4940 · APU Start/Ignition System
- Part
- Control Unit
- Part number
- 211734220
- Part serial
- 721703
- Condition
- Failed
- Location
- Apu
- 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.