# SDR 7C7A2022122700044

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 24, 2022
- Submitted: December 27, 2022
- Operation: Air carrier
- Aircraft: [N891EA](https://openairdocs.org/aircraft/N891EA), registered now
- Make and model: Dhav DHC8106
- Aircraft serial: 335
- Aircraft time: 53,498 hours, 57,184 cycles
- System (JASC): [2913 · Hydraulic Pump (Electric/Engine), Main](https://openairdocs.org/jasc/2913)
- Part: Pump
- Condition: Faulted
- Location: Hyd Sys Stndby
- Stage of operation: TX
- How discovered: O
- Nature of condition: J
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/7C7A2022122700044

## Discrepancy

NR 1 STBY HYD PUMP HOT LIGHT INTERMITTENLY FLASHING ON TAXI. T/S STBY HYS PUMP,  FOUND HARD FAULT ON STBY HYS PUMP OINS A/B OVERTEMP SWITCH MOVED TO PIN E/F OVERTIEMP SWITCH IAW AMM 29-11-17

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