What was found
ENGINE HAD MOMENTARY ROUGHNESS DURING CRUISE. CHANGED ONE SPARK PLUG. INSTALLED NEW SPARK PLUGS. (X)
- Difficulty date
- February 15, 2000
- Submitted
- April 5, 2000
- Operation
- General aviation
- Aircraft
- N478ER
- Make and model
- Cessna 172R
- Aircraft serial
- 17280623
- Engine
- Lyc IO360L2A
- System (JASC)
- 7421 · Spark Plug/Igniter
- Part
- Spark Plug
- Condition
- Failed
- Location
- Engine
- Part time
- 1,179 hours
- Stage of operation
- CR
- How discovered
- O
- Nature of condition
- R, J
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.