What was found
REPORTS OILY ODOR WHEN APU STARTED AT GATE. ACCOMPLISHED CARD 21-96-01 & FOUND APU OIL LEAK. REMOVED AND REPLACED AUXILIARY POWER UNIT IAW MCM 49-96-83. OPERATIONAL CHECKED GOOD. AIRCRAFT WAS GROUNDED.
- Difficulty date
- May 24, 2016
- Submitted
- June 2, 2016
- Operation
- Air carrier
- Aircraft
- N970TW
- Make and model
- Doug DC983
- Aircraft serial
- 53620
- Aircraft time
- 45,919 hours, 22,293 cycles
- System (JASC)
- 4900 · Airborne Auxiliary Power Unit (APU) System
- Part
- Apu
- Part number
- AAP3701A
- Part serial
- P3055
- Condition
- Leaking
- Location
- Zone 100
- Part time
- 31,085 hours, 14,921 cycles
- Stage of operation
- TX
- How discovered
- O
- Nature of condition
- K, B
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.