# SDR DHL2001741011

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 22, 2001
- Submitted: June 22, 2001
- Operation: Air carrier
- Aircraft: N741DH
- Make and model: Boeing 727-2Q9
- Registry model: [Boeing 727-2Q9](https://openairdocs.org/model/boeing-727-2q9) (OpenAirDocs)
- Aircraft serial: 21931
- System (JASC): [2211 · Autopilot Computer](https://openairdocs.org/jasc/2211)
- Part: Computer
- Part number: 4030951901
- Part serial: 81041126
- Condition: Defective
- Location: Autopilot Sys
- Stage of operation: CR
- How discovered: O
- Nature of condition: F
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DHL2001741011

## Discrepancy

WHILE THE AUTO PILOT WAS TURNING AIRCRAFT TOWARD HEADING BUG (APPROX 60 DEG TURN) THE AUTO PILOT PUT THE AIRCRAFT IN A 35 DEG TO 40 DEG BANKING TURN.  REMOVED AND REPLACED ROLL CONTROL CHANNEL WITH SERVICEABLE PART IAW MM 22-11-101.  OPS CHECK GOOD ON GROUND.

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