# SDR ASAA2019051329333

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 13, 2019
- Submitted: May 15, 2019
- Operation: Air carrier
- Aircraft: [N583AS](https://openairdocs.org/aircraft/N583AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35681
- Aircraft time: 44,927 hours, 13,209 cycles
- System (JASC): [3097 · Ice/Rain Protection System Wiring](https://openairdocs.org/jasc/3097)
- Part: Connector
- Part number: DP1303
- Condition: Contaminated
- Location: Nr 2 Engine
- Stage of operation: NR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2019051329333

## Discrepancy

ENROUTE RT COWL VALVE OPEN BLUE LIGHT FLICKERING WITH ENG ANTI ICE SWITCH OFF. WHEN ENG ANTI ICE SWITCH SELECTED ON BRIGHT BLUE COWL OPEN LIGHT ILLUMINATED. LIGHT BRIGHT BLUE IN DESCENT REGARDLESS OF SWITCH POSITION. GROUNDED - YES. PERFORMED FIM 30-21 TASK 804, CONNECTOR DP1303 REMOVED CLEANED REINSTALLED TAI VALVE RIGHT SIDE OPS NRML.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.