To Stop the Engine
1. Release the throttle trigger.
2. Slide the stop switch to "STOP" position.
Idle Speed Adjustment
This Brushcutter/ Grass Trimmer is equipped with non-adjustable fuel mixture carburetor.
The idle speed is the only adjustment for the operator.
POTENTIAL HAZARD
・Engine must be running to make carburetor adjustments.
・When engine is running, attached tool and other parts are moving.
WHAT CAN HAPPEN
・Contact with moving attached tool or other moving parts could cause serious personal injury
or death.
HOW TO AVOID THE HAZARD
・Keep hands, feet and clothing away from attached tool and other moving parts.
・Keep all bystanders and pets away from unit while making carburetor adjustments.
The cutting attachment may be moving during idle speed
adjustment. Wear the recommended personal protective
equipment and observe all safety instructions. Keep hands
and body away from the attached tool.
When the throttle trigger is released, the engine should return
to an idle speed. The correct speed is 2400 - 2800 min
just below the clutch engagement speed ).
The attached tool must not move and the engine should not
stall (stop running) at engine idle speed.
To adjust the engine idle speed, rotate the idle speed adjustment screw on the carburetor.
・ Turn the idle speed screw in (clockwise) to increase the engine idle speed.
・ Turn the screw out (counterclockwise) to decrease the engine idle speed.
If idle speed adjustment is necessary, and after adjustment the cutting attachment rotates or the
engine stalls, stop using the Brushcutter/ Grass Trimmer immediately!
Contact your local authorized MARUYAMA Dealer for assistance and servicing.
WARNING
-1
(or
― GB-13 ―
Idle Speed Adjustment Screw