What was found
APU FAULT, LOSS OF POWER UNDER LOAD. TRANSFERRED TO DMI 152168 PER MEL 49-11-10A. REMOVED AND REPLACED SURGE CONTROL VALVE IAW AMM 49-53-01 OPS CHECKS GOOD. THIS CLEARS DMI 152168. MCC NOTIFIED. PLAC REMOVED.
- Difficulty date
- August 20, 2021
- Submitted
- August 20, 2021
- Operation
- Air carrier
- Aircraft
- N643GT
- Make and model
- Boeing 7673JHF
- Aircraft serial
- 37809
- Aircraft time
- 21,491 hours, 5,624 cycles
- System (JASC)
- 4920 · APU Core Engine
- Part
- Control Valve
- Part number
- 97980612
- Part serial
- 1896C
- Condition
- Faulted
- Location
- Apu
- 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.