What was found
WO 209669 NR 100021 HEAVY CHECK COE/MAJOR REPAIR: FRAME 23A FAIL SAFE HAS LEVEL 2 CORROSION ABOVE STRINGER 21L. CORRECTIVE ACTION: REPAIRED PER SRM 530000-300-817-A01.
- Difficulty date
- December 7, 2019
- Submitted
- February 6, 2020
- Operation
- Air carrier
- Aircraft
- N811HC
- Make and model
- Aerosp ATR72201
- Aircraft serial
- 227
- Aircraft time
- 28,037 hours, 29,993 cycles
- System (JASC)
- 5310 · Fuselage Main, Structure
- Part
- Failsafe
- Part number
- S53572303202
- Condition
- Corroded
- Location
- Frame 23a
- 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.