What was found
INFORMATION ONLY: LEFT SIDE WINDOW OVERHEAT LIGHT ON AT CRUISE ALTITUDE. GROUNDED - YES. CO-PILOT SLIDING WINDOW IS DEFECTIVE. REPLACED LEFT NR 2 SLIDING WINDOW PER AMM 56-12-11-400-801, OPS CHECK AND LEAK CHECK NORMAL.
- Difficulty date
- March 13, 2019
- Submitted
- March 15, 2019
- Operation
- Air carrier
- Aircraft
- N491AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 44109
- Aircraft time
- 13,399 hours, 4,463 cycles
- System (JASC)
- 5610 · Flight Compartment Windows
- Part
- Sliding Window
- Part number
- 56100025
- Part serial
- 16026H9486
- Condition
- Defective
- Location
- Cockpit
- Part time
- 9,311 hours, 3,230 cycles
- Stage of operation
- CR
- How discovered
- O
- Nature of condition
- N
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.