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Exhaust System
WARNING!
This unit must never be operated with a faulty or missing spark arrester or muffler. Make sure the muffler is well
secured and in good condition. A worn or damaged muffler is a fire hazard and may also cause hearing loss.
If the engine becomes sluggish and low on power, check and clean the spark arrester screen.
1.
Loosen the knob of the spark plug cover and remove the cover.
2.
Remove the spark plug lead from the spark plug.
3.
Loosen the four 5 mm bolts located at the top of the recoil starter housing and remove the cover.
4.
Loosen the 5 mm bolt located at the top of the cylinder cover and two 4 mm bolts located at the bottom of the cylinder
cover and remove cover.
Loosen three 5 mm muffler cover bolts and remove the muffler cover.
5.
Remove muffler gasket bolt.
6.
Loosen two 4 mm screws from the muffler cover.
7.
8.
Remove two 4 mm screws from the top tail plate and remove tail plate.
9.
Remove the spark arrester screen and clean with a stiff bristle brush.
Remove the muffler from the engine and inspect the cylinder exhaust port for carbon buildup.
10.
Reassemble the muffler in the reverse order of disassembly
11.
If you note excessive carbon buildup, consult your servicing dealer.
Cooling System
■
Remove any compacted debris from
around the fuel tank and/or muffler.
■
Inspect cooling system. Check cooling
air intake area at base of crankcase.
Remove all debris. Dirt build-up in these
areas can lead to engine overheating,
fire, or premature wear.
■
Remove and clean the cylinder cover and
clean grass and dirt from the cylinder fins.
IMPORTANT!
Muffler plate screws
Spark arrester screen
Lower tail plate
Plate
Muffler
gasket
Gasket
plate
Muffler gasket bolt
Keep cooling
fins clean
Inspect cooling system
Top tail plate
Muffler cover
Muffler
Muffler
cover
Keep cooling air
intake passages
clean (Fuel tank
removed for
clarity)
screws
Muffler
cover bolts
15
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