What was found
APU STARTER / GENERATOR LEAKING OIL. GROUNDED - YES. REMOVED AND REPLACED APU STARTER GENERATOR OPS/LEAK CHECKS NORMAL. NO OTHER DEFECTS NOTED. REF B737-800 AMM 49-41-21.
- Difficulty date
- March 23, 2020
- Submitted
- April 2, 2020
- Operation
- Air carrier
- Aircraft
- N590AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35687
- Aircraft time
- 46,513 hours, 13,938 cycles
- System (JASC)
- 4940 · APU Start/Ignition System
- Part
- Starter Gen
- Part number
- 28B5459STYLEA
- Part serial
- 107B1032
- Condition
- Leaking
- Location
- Apu
- Part time
- 13,637 hours, 20,289 cycles
- Stage of operation
- IN
- How discovered
- O
- Nature of condition
- K
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.