- Difficulty date
- August 8, 2019
- Submitted
- August 12, 2019
- Operation
- Air carrier
- Make and model
- Boeing 737990ER
- Aircraft serial
- 41728
- Aircraft time
- 13,882 hours, 4,484 cycles
- Part
- Sensor
- Condition
- Failed
- Location
- Windshield
- Part time
- 13,884 hours, 4,485 cycles
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT FWD WINDOW OVERHEAT LIGHT ILLUMINATED. GROUNDED - YES. ACCOMPLISHED CONTROLLER BITE CHECK REF B737-900 FIM 30-41 TASK 801 CONTROLLER SHOWS BOTH SENSOR FAILURE FAULTS. REMOVED AND REPLACED R1 WINDOW REF B737-900 AMM 56-11-11. VERIFIED WINDOW FIT CK TORQUE OF HARDWARE, WIRE CONNECTORS, RESISTANCE CK AND WINDOW HEAT OPERATION. OPS CK GOOD, NO LEAKS REF AMM 56-11-11.