- Difficulty date
- January 16, 2018
- Submitted
- January 18, 2018
- Operation
- Air carrier
- Make and model
- Boeing 737890
- Aircraft serial
- 35185
- Aircraft time
- 41,619 hours, 12,330 cycles
- Part
- Sensor
- Part number
- 1016755
- Condition
- Failed
- Location
- Windshield
- Stage of operation
- NR
- 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.
What was found
RIGHT FWD WINDOW HEAT OVERHEAT LIGHT ILLUMINATES WHEN IN ON POSITION. QRH PROCEDURES RUN. OVERHEAT LIGHT WILL NOT EXTINGUISH. GROUNDED - YES. ACCOMPLISHED RT FWD WINDOW HEAT CONTROLLER BITE IAW B737-800 FIM 30-41 TASK 801. TEST SHOWS RT FWD WINDOW HEAT SENSOR FAULT. SELECTED SECONDARY SENSOR IAW FIM 30-41 TASK 812. OPS CHECK NORMAL.