# SDR 249TR0037

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 21, 2004
- Submitted: August 27, 2004
- Operation: Air carrier
- Aircraft: N249TR
- Make and model: Boeing 737-2K5
- Registry model: [Boeing 737-2K5](https://openairdocs.org/model/boeing-737-2k5) (OpenAirDocs)
- Aircraft serial: 22598
- Aircraft time: 46,965 hours, 27,232 cycles
- Engine: Pwa JT8D15A
- System (JASC): [2230 · Auto Throttle System](https://openairdocs.org/jasc/2230)
- Part: Switch
- Condition: Malfunctioned
- Location: Throt Disengage
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/249TR0037

## Discrepancy

AUTO THROTTLES WOULD NOT ARM.  PLACED AUTO THROTTLE ON MEL 22-4. REPLACED LEFT AUTO THROTTLE DISENGAGE SWITCH AND CHECKED NORMAL PER MM 22-31-0.

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