# SDR 2020F00119

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 31, 2020
- Submitted: February 4, 2020
- Operation: General aviation
- Make and model: Boeing 737-37Q
- Registry model: [Boeing 737-37Q](https://openairdocs.org/model/boeing-737-37q) (OpenAirDocs)
- Aircraft serial: 28537
- System (JASC): [2210 · Autopilot System](https://openairdocs.org/jasc/2210)
- Part: Control Panel
- Part number: 4051601938
- Part serial: 9101127
- Condition: Failed
- Location: Te Flaps
- Stage of operation: CL
- How discovered: O
- Nature of condition: S
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2020F00119

## Discrepancy

WITH F/D ROLL MODE DISSAPEAR FROM FMA AND F/D. FOR FLAP RETRACTION WITH SPEED ON MCPREMAINED AT 198KTS AND A/T DISENGAGED (NO MCP CONTROL). QRF PERFORMED. NORMAL LANDING.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.