# SDR CA020830014

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 20, 2002
- Submitted: September 12, 2002
- Operation: General aviation
- Make and model: Snias AS350B3
- Aircraft time: 1,902 hours
- Engine: Tmeca ARRIEL2B
- System (JASC): [7921 · Engine Oil Cooler](https://openairdocs.org/jasc/7921)
- Part: Motor
- Part number: 9696
- Condition: Worn
- Location: Oil Cooler Fan
- Stage of operation: LD
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA020830014

## Discrepancy

(CAN) ON SHUTDOWN PILOT HEARD FAN MAKING A DIFFERENT SOUND. ON INSPECTION OF FAN, IT WAS FOUND TO BE LOOSE. INDICATING WORN ARMATURE BEARING JOURNALS. AT THIS TIME A NEW DC MOTOR WAS INSTALLED. ON TEAR DOWN OF MOTOR IT WAS FOUND THAT IT NEEDED 2 NEW BEARING 4 NEW BUSHING 1 ARMATURE - WORN JOURNALS

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