

1. Push STOP switch up. 2. Remove top Cover. Disconnect the wire connector from the spark plug by pulling and twisting at the same time (Fig. 35). 3. Remove spark plug with spark plug socket wrench. DO NOT USE ANY OTHER TOOL. Do not sand blast, WARNING: scrape or clean electrodes. Grit in the engine could damage the cylinder. 4. Check electrode gaps with wire feeler gauge and set gaps to .025” (.635mm) if necessary. 5. Reinstall a new spark plug (champion RDJ8J or equivalent). NOTE: A resistor s