- Difficulty date
- January 30, 2017
- Submitted
- February 1, 2017
- Operation
- Air carrier
- Make and model
- Boeing 737890
- Aircraft serial
- 35190
- Aircraft time
- 34,554 hours, 10,572 cycles
- Part
- Sensor
- Condition
- Failed
- Location
- Window Heat
- Stage of operation
- NR
- How discovered
- 9
- 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
NR 1 WINDOW HEAT OVERHEAT LIGHT ILLUMINATED. ACFT GROUNDED. ACCOMPLISHED FIM 30-41 TASK 812. SWITCHED TO ALTERNATE WINDOW SENSOR NR 1 LOWER POSITION. WINDOW HEAT OPS CHECKED GOOD, NO OVERHEAT LIGHT, IAW FIM 30-41 TASK 812 & AMM TASK 30-41-00-710-801.