# SDR ASAA2013020393815

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 3, 2013
- Submitted: February 5, 2013
- Operation: Air carrier
- Aircraft: [N537AS](https://openairdocs.org/aircraft/N537AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35204
- Aircraft time: 4,112 hours, 1,239 cycles
- System (JASC): [3030 · Pitot/Static Anti-Ice System](https://openairdocs.org/jasc/3030)
- Part: Light
- Condition: No Indication
- Location: Probe Heat
- Stage of operation: NR
- How discovered: O
- Nature of condition: P
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2013020393815

## Discrepancy

DURING FLIGHT DECK PREFLIGHT B SIDE PROBE HEAT AMBER LIGHTS ARE NOT ILLUMINATED AS THEY NORMALLY ARE WITH THE PROBE HEAT SWITCH IN AUTO.  CYCLED POWER AND TESTED - PITOT PROBE, AOA SENSOR, AND TAT PROBE HEATER-SYS TEST 30-31-00-730-801. CHECKED GOOD FOR SERVICE NO HISTORY 30 DAYS.

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