# SDR AWXA0001116

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 18, 2000
- Submitted: December 19, 2000
- Operation: Air carrier
- Aircraft: [N185AW](https://openairdocs.org/aircraft/N185AW), registered now
- Make and model: Boeing 737277
- Aircraft serial: 22652
- Engine: Pwa JT8D
- System (JASC): [8097 · Engine Starting System Wiring](https://openairdocs.org/jasc/8097)
- Part: Wire
- Part number: BMS13311120
- Condition: Chafed
- Location: Nr 1 Start Valve
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: E, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AWXA0001116

## Discrepancy

D: PHX - AIR TURNBACK - NR 1 START VALVE LIGHT ILLUMINATED IN FLIGHT AT 250 KTS. 18000 FEET; WENT THROUGH QRH AND SHUTDOWN THE ENGINE; START VALVE OPEN LIGHT EXTINGUISHED WHEN THE ENGINE WAS SHUT DOWN. REMOVED AND REPLACED THE START VALVE; DURING START VALVE REPLACEMENT FOUND WIRE CHAFED AT THE PRESSURE SWITCH CONNECTION; THE WIRE WAS REPAIRED AND FUNCTIONAL CHECKS WERE GOOD.

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