Spark Plug: Testing and Inspection

SPARK PLUG INSPECTION

CAUTION:
- To protect the platinum electrode:
1. Do not use a wire brush to clean the electrode.
2. Use a plug cleaner for a maximum of 20 seconds and air pressure below 589 kPa {6.00 kgf/sq.cm, 85.0 psi}.
3. Do not adjust the plug gap.