# SDR ASAA2018073125552

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 28, 2018
- Submitted: July 31, 2018
- Operation: Air carrier
- Aircraft: [N587AS](https://openairdocs.org/aircraft/N587AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35684
- Aircraft time: 41,291 hours, 12,056 cycles
- System (JASC): [5610 · Flight Compartment Windows](https://openairdocs.org/jasc/5610)
- Part: Window
- Part number: 5893543150
- Condition: Faulty
- Location: Cockpit
- Stage of operation: AP
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2018073125552

## Discrepancy

ON FINAL APPROACH, DESCENDING OUT OF 1000 MSL THE RIGHT FORWARD WINDOW OVERHEAT LIGHT ILLUMINATED. PERFORMED WINDOW OVERHEAT QRH ON TAXI IN AND THE OVERHEAT LIGHT ILLUMINATED AGAIN. GROUNDED - YES. ACCOMPLISHED WINDOW HEAT BITE TEST. WINDOW IS FAULTING SENSOR. SWAPPED SENSOR NO CHANGE REF FIM 30-41 TASK 801. REMOVED AND REPLACED R1 WINDOW REF AMM 56-11-11. OPS CHECKS FOR AIR AND WINDOW HEAT GOOD REF AMM 30-41-00-710-801.

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