# SDR CA010724008

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 5, 2001
- Submitted: August 7, 2001
- Operation: General aviation
- Make and model: Bell 214B-1
- Registry model: [Bell 214B-1](https://openairdocs.org/model/bell-214b-1) (OpenAirDocs)
- Aircraft time: 10,881 hours
- Engine: Lyc T5508D
- System (JASC): [7210 · Turbine Engine Reduction Gear](https://openairdocs.org/jasc/7210)
- Part: Liner
- Part number: 214040214001
- Condition: Unserviceable
- Location: Gearbox
- Part time: 7,151 hours
- Component: Reduction Gearb, Bell, 212040005005
- Stage of operation: HO
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA010724008

## Discrepancy

(CAN) AFTER RECEIVING CHIP IND. FROM REDUCTION GEARBOX FILTER REMVD FOR INSP. OIL IN FILTER & BOWL FOUND TO BE BLACK WITH FERROUS MATERIAL PRESENT. REDUCTION GEARBOX THEN REMOVED & INIT INSP REVEALED  THAT GEARBOX INPUT GEAR NUT P/N 214-040-236-001 HAD LOST TORQUE & BACKED OFF OF IMPUT GEAR&INTO SIX ENGINE OUTPUT SHAFT SEAL HOUSING BOLTS P/N MS9566-12. BOTH INPUT GEAR NUT & SIX SEAL HOUSING BOLTS WERE FOUND TO BE SCRAP. IT WAS NOTED THAT APPROX ONE HR EARLIER REDUCTION GEARBOX REMVD TO FACILITATE REPL OF ENGINE OUTPUT SHAFT SEAL HOUSING RE-SHIMMED TO ACCOMMODATE NEW OUTPUT SHAFT (PART OF TORQUE KIT).

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