What was found
(CAN) DURING TAKEOFF, PILOT NOTICED ROUGH RUNNING ENGINE AND POWER LOSS. THREE OF THE FOUR LOWER SPARK PLUGS WHERE LEAD CONTAMINATED. NR 2 SPARK PLUG ELECTRODES WERE (WELDED) OVER WITH LEAD.
- Difficulty date
- April 7, 2004
- Submitted
- June 4, 2004
- Operation
- General aviation
- Make and model
- Cessna 152
- Aircraft time
- 9,723 hours
- Engine
- Lyc O235L2C
- Propeller
- Mcauly 1A103TCM
- System (JASC)
- 7421 · Spark Plug/Igniter
- Part
- Spark Plug
- Part number
- REM37BY
- Condition
- Contaminated
- Location
- Engine
- Stage of operation
- CL
- How discovered
- O
- Nature of condition
- R, J
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.