# SDR CA010703022

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 27, 2001
- Submitted: July 5, 2001
- Operation: Air carrier
- Make and model: Bag BAE146200A
- Aircraft time: 30,630 hours
- Engine: Lyc ALF502R5
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Bearing
- Part number: ALF502R5
- Condition: Making Metal
- Location: Nr 4 Engine
- Part time: 26,942 hours, 27,280 cycles
- 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/CA010703022

## Discrepancy

(CAN) DURING ROUTINE INSPECTION NR 4 ENGINE FULL FLOW CHIP DETECTOR WAS FOUND TO HAVE "CONDITION 2" CONTAMINATION. THE ENGINE WAS REPLACED AND THE AIRCRAFT WAS RETURNED TO SERVICE. TEARDOWN REVEALED THAT THE PRE MOD NR 2 BEARING PACK LOCATING PIN HAD SHEARED AND ALLOWED THE BEARING TO SPIN, CAUSING THE CONTAMINATION.

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