# SDR ASAA2017032620316

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 26, 2017
- Submitted: April 3, 2017
- Operation: Air carrier
- Aircraft: [N569AS](https://openairdocs.org/aircraft/N569AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35184
- Aircraft time: 38,133 hours, 11,720 cycles
- System (JASC): [3040 · Windshield/Door Rain/Ice Removal](https://openairdocs.org/jasc/3040)
- Part: Control Unit
- Part number: 8300005604
- Part serial: 13225D
- Condition: Failed
- Location: E&E Bay
- Part time: 29,594 hours, 8,897 cycles
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2017032620316

## Discrepancy

FOLLOW-UP TO R2 WINDOW HEAT POWER C/B TRIPS CAUSING DELAYS. GROUNDED - YES. REMOVED & REPLACED WHCU M320, REF AMM 30-41-11. OPS CHECK NORMAL.

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