What was found
VERIFICATION OF APU LEAK. GROUNDED - YES. REMOVED AND REPLACED APU PER ASA T/C 49-ASA-02 AND T/C 49-ASA-03. THIS CLOSES TSR 714736 SEA MC JEREMY NOTIFIED.
- Difficulty date
- August 3, 2023
- Submitted
- August 14, 2023
- Operation
- Air carrier
- Aircraft
- N921AK
- Make and model
- Boeing 7379
- Aircraft serial
- 43337
- Aircraft time
- 6,931 hours, 2,005 cycles
- System (JASC)
- 4900 · Airborne Auxiliary Power Unit (APU) System
- Part
- Apu
- Part number
- 38007022
- Part serial
- P13613
- Condition
- Leaking
- Location
- Apu
- Part time
- 3,138 hours, 3,906 cycles
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- K
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.