What was found
APU SHROUD DRAIN MAST POSSIBLE CRACK AT TOP SEAM. GROUNDED - YES. REMOVED AND REPLACED APU SHROUD DRAIN MAST REF B737-800 AMM 28-25-07.
- Difficulty date
- December 29, 2018
- Submitted
- December 31, 2018
- Operation
- Air carrier
- Aircraft
- N570AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35185
- Aircraft time
- 45,339 hours, 13,492 cycles
- System (JASC)
- 2820 · Aircraft Fuel Distribution System
- Part
- Drain Mast
- Part number
- 346A28015
- Condition
- Cracked
- Location
- Wng-Bdy Fairing
- 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.