7. Check that the spark plug washer is in good condition, and thread the
spark plug in by hand to prevent cross-threading.
8. After the spark plug is seated, tighten with a spark plug wrench to
compress the washer.
- If installing a new spark plug, tighten l/2 turn after the spark plug seats
to compress the washer. If reinstalling a used spark plug, tighten
l/8 - l/4 turn after the spark plug seats to compress the washer.
I] The spark plug must be securely tightened. An
improperly tightened spark plug can become very hot and could
damage the engine.
Never use spark plug which have an improper heat range. Use only the
recommended spark plug or equivalent.
Spark Arrester Maintenance
If the
generator
has been running,the muffler will be very hot. Allow it to
cool before proceeding.
1 NOTICE 1 The spark arrester must be serviced every 100 hours to
maintain its efficiency.
1. Remove the eight 5 mm screws @ from the muffler protector 0, and
remove the muffler protector.
2. Remove the 4 mm screw @ from the spark arrester @I, and remove the
spark arrester from the muffler 0.
3. Use a brush to remove carbon deposits from the spark arrester screen.
Inspect the spark arrester for breaks or holes, and replace it if necessary.
4. Install the spark arrester and the muffler in the reverse order of disassembly.