What was found
RIGHT ENGINE TACHOMETER INTERMITTENT. ALWAYS ACTED FINE ON GROUND RUN-UP. AFTER SOME TROUBLESHOOTING, FOUND THE DOWEL PIN THAT HOLDS ONE BEVEL GEAR TO THE TACHOMETER DRIVE GEAR SHEARED.
- Difficulty date
- April 27, 1998
- Submitted
- March 26, 2000
- Operation
- General aviation
- Filed by
- ABOR475B
Executive Aviation - Aircraft
- N12ED
- Make and model
- Cessna 414
- Aircraft serial
- 4140521
- System (JASC)
- 7714 · Engine RPM Indicating System
- Part
- Dowel Pin
- Part number
- 535634
- Condition
- Sheared
- Location
- Tachometer Drive
- Part time
- 988 hours
- Stage of operation
- IN
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.