# SDR AU960581

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 17, 1996
- Submitted: March 26, 2000
- Operation: General aviation
- Make and model: Cessna 421C
- Registry model: [Cessna 421C](https://openairdocs.org/model/cessna-421c) (OpenAirDocs)
- Engine: Cont GTSIO520L
- Propeller: Mcauly 3FF32C501
- System (JASC): [7603 · Power Lever](https://openairdocs.org/jasc/7603)
- Part: Bolt
- Part number: AH37A
- Condition: Separated
- Location: Power Control Sy
- Component: NUT
- Stage of operation: DE
- Nature of condition: E
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AU960581

## Discrepancy

(AUS) ENGINE THROTTLE CONTROL UNIT ARM PNO 5055002-1 ATTACHMENT NUT PNOMS21044N3 AND BOLT PNO AH37A SEPARATED FROM ARM AND WERE FOUND ONTHE FLOOR OF THE ENGINE BAY - THE NUT WAS OF THE METAL LOCK TYPE AND INVESTIGATION FOUND THAT IT COULD BE SPUN ONTO THE BOLT BY HAND - PERSONNEL/MAINTENANCE ERROR

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