What was found
APU DRAIN SHROUD APPEARS CRACKED ON TOP RADIUS/ FILLET. GROUNDED - YES. CONFIRMED CRACK , REMOVED AND REPLACED APU FUEL, HYD DRAIN MAST, REF B737-800 AMM 28-25-07-401
- Difficulty date
- June 7, 2017
- Submitted
- June 12, 2017
- Operation
- Air carrier
- Aircraft
- N583AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35681
- Aircraft time
- 37,621 hours, 11,090 cycles
- System (JASC)
- 4900 · Airborne Auxiliary Power Unit (APU) System
- Part
- Shroud
- Part number
- 346A28015
- Condition
- Cracked
- Location
- Apu Drain
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.