What was found
HAT CHANNEL ON AFT CABIN PRESSURE DECK CORRODED BETWEEN STA 1688 - 1706 ON RT FLANGE. MAJOR REPAIR ACCOMPLISHED: INSTALLED 4 FREEZE PLUGS IN DISCREPANT LOCATIONS PER PEMCO PWI 809UA178, FABBED AND INSTALLED HAT CHANNEL PER SRM.
- Difficulty date
- April 23, 2011
- Submitted
- April 27, 2011
- Operation
- Air carrier
- Aircraft
- N563UA
- Make and model
- Boeing 757222
- Aircraft serial
- 26665
- Aircraft time
- 61,804 hours, 22,754 cycles
- Engine
- Pwa PW2037
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Channel
- Condition
- Corroded
- Location
- Bs 1688-1706
- 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.