# SDR ASAA2022061738692

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 17, 2022
- Submitted: June 20, 2022
- Operation: Air carrier
- Aircraft: [N530AS](https://openairdocs.org/aircraft/N530AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 36578
- Aircraft time: 43,187 hours, 12,610 cycles
- System (JASC): [3040 · Windshield/Door Rain/Ice Removal](https://openairdocs.org/jasc/3040)
- Part: Sensor
- Part number: UNKNOWN
- Condition: Failed
- Location: Unknown
- Stage of operation: TX
- How discovered: V
- Nature of condition: M
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2022061738692

## Discrepancy

ON TAXI OUT R1 WINDOW OVERHEAT ILLUMINATED. GROUNDED - YES. CREW ATTEMPTED RESET BEFORE RETURNING TO GATE - NO HELP. WHCU BITE TEST LOGS WINDOW SENSOR FAIL WITH MULTIPLE OCCURENCES IN FLT HISTORY. SWITCHED TO SPARE SENSOR - BITE CK GOOD. ACCOMP SYS OPS CK PER B737-800 AMM 30-41-00, SYS OPS CKS NML. MARKED THE FAILED SENSOR POSITION AS INOP AT SWITCH S1079. GND VERIFICATION SUCCESSFUL.

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