# SDR ZJWA2010F00121

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 2, 2010
- Submitted: June 2, 2010
- Operation: Air carrier
- Aircraft: [N610BW](https://openairdocs.org/aircraft/N610BW), registered now
- Make and model: Gulstm 500B
- Aircraft serial: 1523185
- Aircraft time: 18,075 hours
- Engine: Lyc TIO540E1A
- Engine time: 10,707 hours
- System (JASC): [8520 · Reciprocating Engine Power Section](https://openairdocs.org/jasc/8520)
- Part: Crankcase
- Part number: LW11036
- Condition: Cracked
- Location: Lt Engine
- Stage of operation: CR
- How discovered: O
- Nature of condition: K
- Precautionary procedure: E
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ZJWA2010F00121

## Discrepancy

PILOT HAD LOSS OF OIL PRESSURE ON LT ENGINE AND SHUT ENGINE DOWN AND LANDED AS SOON AS PRACTICAL. A CRACK WAS FOUND ON THE CRANKCASE AT THE TOP FWD STUD HOLE OF THE NR 2 CYLINDER BASE STUD LEADING TO AN OIL GALLEY. NEARLY ALL THE OIL HAD LEAKED OUT.

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