What was found
AIRCRAFT WAS GNDED. DURING INSPECTION OF APU FOR HIGH OIL CONSUMPTION IAW FIM 49-95-00 IT WAS NOTED THAT THE APU PRODUCES FLAMES OUT OF TAIL PIPE AT START UP. SUSPECT REAR TURBINE BEARING FAILURE. R & R APU IAW AMM 49-11-00.
- Difficulty date
- May 31, 2016
- Submitted
- June 1, 2016
- Operation
- Air carrier
- Aircraft
- N961AN
- Make and model
- Boeing 737823
- Aircraft serial
- 30092
- Aircraft time
- 45,784 hours, 19,146 cycles
- System (JASC)
- 4920 · APU Core Engine
- Part
- Bearing
- Condition
- Failed
- Location
- Apu
- Component
- Apu · Honeywell
- Component part number
- 351A10001
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- B
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.