What was found
TEETH ON DISTRIBUTOR GEAR WERE SHEARED CAUSING A SEVERE MAG DROP ON LEFT MAGNETO SIDE. CAUSE UNKNOWN. A MAGNETO LOCKING TOOL WAS NOT USED DURING INSTALLATIONS AFTER AD COMPLIANCES. THIS IS A SINGLE POINT DUAL MAGNETO.
- Difficulty date
- December 11, 1995
- Submitted
- March 26, 2000
- Operation
- General aviation
- Aircraft
- N733SW
- Make and model
- Cessna 172N
- Aircraft serial
- 17268521
- Engine
- Lyc O320H2AD
- System (JASC)
- 7414 · Magneto/Distributor
- Part
- Magneto
- Part number
- D4RN2021
- Condition
- Teeth Sheared
- Location
- Distributor Gear
- Component
- Bendix
- 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.