100-hour Maintenance
Every 100 hours of operation, remove
and clean the muffler.
WARNING!
Never operate this trimmer with a damaged or missing muffler or spark arrester! Operating with missing or damaged exhaust components is a fire hazard, and can also damage your hearing!
1. Remove the spark plug boot.
. With a 3 mm hex wrench remove the 1 muffler cover and 3 engine cover screws and the engine cover. See Figure 25.
3.With a Phillips type screwdriver remove the 5 screws holding the spark arrester screen and cover to the muffler. See Figure 25.
4.Remove the screen and clean it with a stiff bristle brush.
5.With a 4 mm hex wrench remove the 3 muffler bolts and the muffler. See Figure 25.
6.Inspect the cylinder exhaust port for any carbon buildup.
7.Gently tap the muffler on a wood sur- face to dislodge any loose carbon.
Engine Cover | Engine |
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Cover |
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Screws |
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| Muffler |
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| Cover |
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| Muffler |
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| Cover Screw |
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| Muffler |
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| Muffler | Screws |
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| Gasket | Screws | |
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| Muffler | Spark Arrester | Spark Arrester | Outlet |
| Gasket | Screen | Cover |
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Figure 25 |
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| 8. Reassemble the spark arrester, muffler | |
IMPORTANT! | ||
If you note excessive carbon buildup, consult | and engine cover in the reverse order of | |
disassembly. | ||
with an authorized Shindaiwa servicing dealer. | ||
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Long Term Storage
Whenever the unit will not be used for 30 days or longer, use the following procedures to prepare it for storage:
■Clean external parts thoroughly.
■Drain all the fuel from the fuel tank.
IMPORTANT!
All stored fuels should be stabilized with a
fuel stabilizer such as | oil |
with fuel stabilizer is not used.
CAUTION!
Gasoline stored in the carburetor for extended periods can cause hard starting and could also lead to increased service and maintenance cost.
■Remove the remaining fuel from the fuel lines and carburetor.
1.Prime the primer bulb until no more fuel is passing through.
. Start and run the engine until it stops running.
3.Repeat steps 1 and 2 until the engine will no longer start.
■Remove the spark plug and pour about 1/4 ounce of
Slowly pull the recoil starter 2 or 3 times so oil will evenly coat the interior of the engine. Reinstall the spark plug.
■Before storing the unit, repair or replace any worn or damaged parts.
■Remove the air cleaner element from the carburetor and clean it thoroughly with soap and water. Let dry and reassemble the element.
1. Store the unit in a clean,
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