What was found
APU BLEED AIR ON, STRONG ODOR IN CABIN. THE AIRCRAFT WAS GROUNDED. MAINTENANCE FOUND OIL PRESENT UNDER SURGE CONTROL VALVE AND REPLACED THE APU PER TASK CARD 26L31049003. A SATISFACTORY LEAK AND OPERATIONAL CHECK WAS ACCOMPLISHED.
- Difficulty date
- September 30, 2016
- Submitted
- October 4, 2016
- Operation
- Air carrier
- Aircraft
- N749US
- Make and model
- Airbus A319112
- Aircraft serial
- 1313
- Aircraft time
- 43,253 hours, 27,686 cycles
- System (JASC)
- 4920 · APU Core Engine
- Part
- Control Valve
- Condition
- Leaking
- Location
- Apu
- Part time
- 20,920 hours, 13,256 cycles
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- B
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.