# SDR DHL2001807015

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 18, 2001
- Submitted: May 22, 2001
- Operation: Air carrier
- Aircraft: N807DH
- Make and model: Doug DC-8-73
- Registry model: [Doug DC-8-73](https://openairdocs.org/model/douglas-dc-8-73) (OpenAirDocs)
- Aircraft serial: 45990
- System (JASC): [2215 · Autopilot Main Servo](https://openairdocs.org/jasc/2215)
- Part: Servo
- Part number: 61574317
- Part serial: P2467E
- Condition: Defective
- Location: Autopilot Sys
- Stage of operation: CL
- 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/DHL2001807015

## Discrepancy

AUTOPILOT ELEVATOR CONTROL JERKS ON CLIMBOUT AND LEVEL FLIGHT.  AUTOPILOT ELEVATOR SERVO INDICATOR SHOWS CORRESPONDING MOVEMENT.  REMOVED AND REPLACED ELEVATOR SERVO DRIVE IAW DHL DC-8 MM 22-10-4.  OPS CK GOOD IAW MM 22-10-4.  RII SERVO DRIVE INSTALLATION.

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