# SDR ASAA2016010614666

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 6, 2016
- Submitted: January 8, 2016
- Operation: Air carrier
- Aircraft: [N584AS](https://openairdocs.org/aircraft/N584AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35682
- Aircraft time: 32,222 hours, 9,622 cycles
- System (JASC): [7597 · Engine Bleed Air System Wiring](https://openairdocs.org/jasc/7597)
- Part: Wire Harness
- Part number: 3250299010
- Condition: Failed
- Location: Nr 2 Anti Ice
- Stage of operation: IN
- How discovered: 9
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2016010614666

## Discrepancy

DURING PDC FOUND WING ANTI-ICE LT VALVE, RT VALVE AND ENGINE ANTI-ICE COWL ANTI-ICE AND COWL VALVE OPEN LIGHTS WILL NOT TEST.  ACFT GROUNDED.  FOUND ENGINE 1 ANTI-ICE ENGINE AND WING CONTROLLER C/B POPPED.  RESET C/B.  MOVED WING ANTI-ICE SWITCH TO ON.  C/B POPPED. T/S DISCONNECTED NR 1 COWL ANTI-ICE VALVE NO HELP.  DISCONNECTED NR 1 GROUND. THERMAL ANTI-ICE SOLENOID VALVE NO HELP.  DISCONNECTED NR 2 GROUND THERMAL ANTI-ICE SOLENOID VALVE NO HELP.  SWAPPED CAT PANEL , NO HELP.  RETURNED CONTROLL PANEL AND OPS CHECKED.  REF AMM 30-11-00.  REPLACED C/B ANTI-ICE ENGINE & WING CONTROLLER REF AMM 20-00-00, NO HELP.  DISCONNECTED CONNECTOR PLUG D30404 AT NR 2 ENGINE PYLON.  FIREWALL LIGHTS REMAIN ILLUMINATED & C/B DOES NOT TRIP.  RECONNECTED NR 1 COWL ANTI-ICE VALVE REF AMM 30-21-11.  RECONNECTED NR 1 GROUND THERMAL ANTI-ICE SOLENOID VALVE REF AMM 30-11-12.  REPLACED NR 2 ENGINE NACELLE WIRING HARNESS REF AMM 71-51-03.

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