# SDR DALA13031581815

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 25, 2013
- Submitted: June 26, 2013
- Operation: Air carrier
- Aircraft: [N839MH](https://openairdocs.org/aircraft/N839MH), registered now
- Make and model: Boeing 767432ER
- Aircraft serial: 29712
- Aircraft time: 49,616 hours, 10,332 cycles
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Servo
- Condition: Inoperative
- Location: Hyd System
- Stage of operation: IN
- How discovered: O
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA13031581815

## Discrepancy

HYD QTY EICAS MESSAGE IN FLT,  DECLARED EMERGENCY.  R & R LT YAW DAMPER SERVO IAW AMM 22-21.  CHECKED GOOD IAW AMM.

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