# SDR ASAA2018123027641

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 30, 2018
- Submitted: January 3, 2019
- Operation: Air carrier
- Aircraft: [N558AS](https://openairdocs.org/aircraft/N558AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35177
- Aircraft time: 47,561 hours, 14,055 cycles
- System (JASC): [3040 · Windshield/Door Rain/Ice Removal](https://openairdocs.org/jasc/3040)
- Part: Power Supply
- Part number: 56100021
- Part serial: 06324H8294
- Condition: Arced
- Location: Sliding Window
- Part time: 44,033 hours, 13,178 cycles
- Stage of operation: NR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2018123027641

## Discrepancy

FORWARD POWER SUPPLY STRIP TO THE HEATING ELEMENT ON THE L2 WINDOW IS ARCING. GROUNDED - YES. REMOVED & REPLACED CAPT'S SLIDER WINDOW (L2) REF AMM 56-12-11. OPS CHECK GOOD.

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