# SDR ASAA2022071339069

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 13, 2022
- Submitted: July 15, 2022
- Operation: Air carrier
- Aircraft: [N483AS](https://openairdocs.org/aircraft/N483AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 36350
- Aircraft time: 25,438 hours, 8,007 cycles
- System (JASC): [3040 · Windshield/Door Rain/Ice Removal](https://openairdocs.org/jasc/3040)
- Part: Circuit Breaker
- Part number: UNKNOWN
- Condition: Open
- Location: Unknown
- Stage of operation: NR
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2022071339069

## Discrepancy

#2 COWL VALVE OPEN LIGHT (BLUE) DOES NOT LIGHT UP. REPLACED BULBS WITH NO CHANGE. GROUNDED - YES. FOUND "ENGINE 2 CONTROL" C/B OPEN (P18-3 B5), RESET PER 737-900 AMM 20-60-01. PERFORMED ENGINE COWL ANTI-ICING OPS TEST, OPS CHECKED GOOD. C/B REMAINED CLOSED DURING AND AFTER CHECK.

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