# SDR ASAA2017121322903

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 13, 2017
- Submitted: December 15, 2017
- Operation: Air carrier
- Aircraft: [N448AS](https://openairdocs.org/aircraft/N448AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 36356
- Aircraft time: 6,946 hours, 2,362 cycles
- System (JASC): [3030 · Pitot/Static Anti-Ice System](https://openairdocs.org/jasc/3030)
- Part: Heater
- Condition: Failed
- Location: Pitot Head
- Component: Pitot Head
- Component part number: 0851HT1
- Stage of operation: NR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2017121322903

## Discrepancy

LEFT ELEVATOR PITOT HEAT INOP. GROUNDED - YES. REMOVED LH FEEL SYSTEM PITOT PROBE PER B737-900 AMM 27-31-94-000-801. INSTALLED SERVICEABLE PITOT PROBE REF AMM TASK 27-31-94-400-801. OP'S CHECKED NORMAL. LEAK CHECKED NORMAL.

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