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MA1
MA2
MA3
.024 ~ .028 in
(0.6~0.7mm)
MA4
MA5
(1)
34
English
8. Maintenance
WARNING
Before cleaning, inspecting or repairing your unit,
make sure that engine has stopped and is cool.
Disconnect the spark plug terminal to avoid
accidental engine starts.
■ DAILY INSPECTION
• Remove grass or dust, from the entire body.
• Check that all nuts and screws are securely
tightened, and no parts are missing.
• Check for leakage of fuel.
■ INSPECTION EVERY 25 HOURS
• Remove the air cleaner element from the carburetor
air intake cover and wash in warm, soapy water. Dry
completely before installing. (MA2)
• Check and clean the spark plug. Adjust the electrode
gap to .024~.028in (0.6~0.7mm) if necessary. (MA3)
Replacement plug: NGK BPMR7A
■ INSPECTION EVERY 50 HOURS
Gear case
• Apply a good quality lithium based grease through
the grease fittIng. Lubrication should be applied at 50
hour Intervals and more frequent at heavy use.
(MA4)
■ INSPECTION EVERY 100 HOURS
• The muffler is equipped with a spark arrester to
prevent red hot carbon from flying out of the exhaust
outlet. In the State of California it is required by law
(Section 4442 of the California Public Resources
Code) to equip a spark arrester when a gas powered
tool is used in any forest covered, brush covered, or
grass covered unimproved land. (MA5)
(1) Spark arrester
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