What was found
SMOKE AFT LAV WARNING AFTER TAKEOFF RTF. FOUND OIL LEAK FROM APU CAUSING WARNING AND DEFERRED APU PER SL CRJ700/900-SL-49-003. REMOVED AND REPLACED SUMP PRESS REG VALVE.
- Difficulty date
- December 28, 2012
- Submitted
- January 25, 2013
- Operation
- Air carrier
- Aircraft
- N521LR
- Make and model
- Cndair CL6002C10
- Aircraft serial
- 10261
- Aircraft time
- 15,358 hours, 10,966 cycles
- System (JASC)
- 4990 · APU Oil System
- Part
- Regulator Valve
- Condition
- Leaking
- Location
- Apu
- Stage of operation
- CL
- How discovered
- O
- Nature of condition
- K, B
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.