What was found
L1 WINDOW HEAT CAUSED DELAMINATION RESULTING IN CRACKS. R&R L1 WINDOW IAW B737 AMM 56-11-11 NO DEFECTS NOTED. PER COMPANY REQUEST R&R L1 WINDOW HEAT CONTROLLER IAW B737 AMM 30-41-11 OPS CHECK GOOD
- Difficulty date
- June 28, 2022
- Submitted
- July 5, 2022
- Operation
- Air carrier
- Aircraft
- N331CK
- Make and model
- Boeing 7373Y0
- Aircraft serial
- 23747
- Aircraft time
- 73,081 hours, 49,928 cycles
- System (JASC)
- 5610 · Flight Compartment Windows
- Part
- Window
- Part number
- 5893543149
- Part serial
- 11097H4673
- Condition
- Cracked
- Location
- L1
- Stage of operation
- CR
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.