# SDR 251TR0001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 7, 2002
- Submitted: July 10, 2002
- Operation: Air carrier
- Aircraft: N251TR
- Make and model: Boeing 737228
- Aircraft serial: 23792
- Aircraft time: 29,450 hours, 24,323 cycles
- System (JASC): [2210 · Autopilot System](https://openairdocs.org/jasc/2210)
- Part: Autopilot Sys
- Stage of operation: UK
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/251TR0001

## Discrepancy

Auto pilot V/S mode reverts to LVL change mode uncommanded.  Deferred per MEL 22-15-8 CTL #0707002 CATC

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