# SDR AU981157

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 14, 1998
- Submitted: March 26, 2000
- Operation: General aviation
- Make and model: Fokker F.28 MK4000
- Registry model: [Fokker F.28 MK4000](https://openairdocs.org/model/fokker-f-28-mk4000) (OpenAirDocs)
- Engine: Rroyce SPEY55515
- System (JASC): [3230 · Landing Gear Retraction/Extension System](https://openairdocs.org/jasc/3230)
- Part: Actuator
- Part number: 012
- Condition: Leaking
- Location: Rt Mlg
- Component: 200498005
- Stage of operation: CR
- Nature of condition: K
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AU981157

## Discrepancy

(AUS) RIGHT MAIN LANDING GEAR DOWNLOCK ACTUATOR LEAKING.  LOSS OF SYSTEM 1 HYDRAULIC FLUID. INVESTIGATION FOUND SPRING ACTUATOR BACKUP RING P/N 130036365 DAMAGED.   PART TC:  55,277.

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