# SDR E81R2011122632222

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 26, 2011
- Submitted: December 27, 2011
- Operation: General aviation
- Filed by: [Chronos Aviation, LLC., repair station E81R759X](https://openairdocs.org/faa-repair-station/E81R759X/chronos-aviation-llc.md) (OpenAirDocs)
- Aircraft: N800FL
- Make and model: Braero BAE125800A
- Aircraft serial: 258005
- Aircraft time: 11,773 hours, 9,679 cycles
- Engine: Garrtt TFE731*
- Engine time: 11,374 hours, 9,307 cycles
- System (JASC): [2913 · Hydraulic Pump (Electric/Engine), Main](https://openairdocs.org/jasc/2913)
- Part: Pump
- Part number: 4202203
- Part serial: LT79
- Condition: Low Pressure
- Location: Hyd System
- Stage of operation: NR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/E81R2011122632222

## Discrepancy

INVESTIGATED REPORTED "HYD 2 LO PRESS" ANNUNCIATOR LIGHT INDICATION. REPLACED FAILED NR 2 ENGINE HYD PUMP WITH AN O/H PUMP AND DRAINED HYD SYS RESERVOIR, REPLACED SYS SUCTION FILTER.  HYDR SYS OPS NORMAL AFTER PUMP REPLACEMENT. HYD PUMP TSN/TSOH UNKNOWN, TRANSIENT ACFT. RECOMMEND O/H FACILITY INSPECT FAILED PUMP AT TEAR-DOWN FOR ANALYSIS.

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