13
Checking and adjusting the idling speed
The cutting blade should not when the control lever is fully released.
Idle speed should be set to 2,600 rpm.
–
If necessary, correct it by means of the idle screw (the cutting blade must not
run when the engine is on idle).
Clockwise: for faster rate of revolution
•
Counter-clockwise: for slower rate of revolution
•
Check that there is sufficient difference between idling and clutch
engagement speed to ensure that the cutting tool is at a standstill while the
engine is idling. (If necessary, reduce idling speed.) If the tool still continues
to run under the idling conditions, consult your nearest authorised service
agent.
The clutch should engage at minimum 3,250 rpm.
•
Check the functioning of the STOP Switch, the lock-off lever, the control
•
lever, and the lock button.
Cleaning of air cleaner - Every 8 hours (Daily)
Remove the air cleaner cover.
–
Take out the sponge element, wash it in lukewarm water and dry it
–
completely.
After cleaning, put back the sponge element and the air cleaner cover.
–
NOTE:
If there is excessive dust or dirt adhering to the air cleaner, clean it
every day. A clogged air cleaner may make it difficult or impossible
to start the engine or increase the engine rotation speed which could
cause damage.
Checking the spark plug - Every 8 hours (Daily)
Only use the supplied universal wrench to remove or to install the spark plug.
–
The gap between the two electrodes of the spark plug should be 0.6 to
–
0.7 mm. If the gap is too wide or too narrow, adjust it. If the spark plug is
clogged with carbon or fouled, clean it thoroughly or replace it. Use an exact
replacement.
Supply of grease and lubricant
Supply grease to the gear case through the grease hole every 10 to 20 hours.
–
(Shell alvania No.3 or equivalent)
0.6 - 0.7 mm
