# SDR BAQA20070010

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 23, 2007
- Submitted: April 10, 2007
- Operation: Air carrier
- Aircraft: N5797X
- Make and model: Aerosp AS 355F1
- Registry model: [Aerosp AS 355F1](https://openairdocs.org/model/aerospatiale-as-355f1) (OpenAirDocs)
- Aircraft serial: 5182
- Aircraft time: 6,085 hours, 23,808 cycles
- System (JASC): [6320 · Main Rotor Gearbox](https://openairdocs.org/jasc/6320)
- Part: Oil System
- Part number: OILPUMP
- Part serial: M5301
- Condition: Defective
- Location: Main Gear Box
- Part time: 6,689 hours, 2,097 cycles
- Component: Main Gear Box, Urocop
- Component part number: 355A32060004
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/BAQA20070010

## Discrepancy

MAIN GEAR BOX OIL PUMP FAILED AD03-21-09-R1, DARK PURPLE COLORED OIL IN SIGHT GLASS.  REMOVED AND REPLACED MAIN GEAR BOX CONTAINING OIL PUMP, COMBINER GEAR BOX, EPICYCLIC, AND ROTOR SHAFT ASSEMBLY IAW EMERGENCY ALERT SB 05.00.40 REV 2 DATED DECEMBER 20,2006

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