What was found
THE ENGINE LOST POWER BECAUSE THE ENGINE DRIVEN FUEL PUMP FAILED. THE CAUSE OF THE PUMP FAILURE WAS DISENGAGEMENT OF THE DRIVE SHAFT SPLINES FROM THE DRIVER GEAR SPLINES DUE TO EXCESSIVE WEAR.
- Difficulty date
- August 10, 2005
- Submitted
- June 6, 2006
- Operation
- General aviation
- Make and model
- Bell 206L4
- Engine
- Allsn 250C30P
- System (JASC)
- 7314 · Engine Fuel Pump
- Part
- Spline
- Part number
- 1132431
- Condition
- Worn
- Location
- Fuel Pump
- Part time
- 1,288 hours
- Component
- Fuel Pump · Chndlrevans · 11331002A1
- Stage of operation
- CR
- How discovered
- O
- Nature of condition
- X
- Precautionary procedure
- R, A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.