# SDR 95ZZZX1610

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 27, 1995
- Submitted: March 26, 2000
- Operation: General aviation
- Filed by: [Rocky Mountain Propellers Inc, repair station FR6R545N](https://openairdocs.org/faa-repair-station/FR6R545N/rocky-mountain-propellers-inc.md) (OpenAirDocs)
- Make and model: Beech 300BEECH
- Propeller: Hartzl HCB4M
- System (JASC): [6123 · Propeller Feathering/Reversing](https://openairdocs.org/jasc/6123)
- Part: Spring
- Part number: A3496
- Condition: Broken
- Location: Prop Feather
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/95ZZZX1610

## Discrepancy

PROPELLER WAS IN FOR CALENDER TIME OVERHAUL.  AFTER DISASSEMBLY, FEATHER ASSIST SPRING WAS FOUND BROKEN IN FOUR PIECES.  THIS PROBLEM WOULD CAUSE THE PROP TO NOT FULLY FEATHER AND/OR SURGING OF RPM DUE TO NOT HAVING ENOUGH SPRING PRESSURE.

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