Air Filter; Fuel Filter; Maintenance Interval - Maruyama M27QC Manual Del Propietário

The Attached Tool may be rotating/ moving during idle
speed adjustment. Wear the recommended personal pro-
tective 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 between 2700 and 3300 RPM, or
just below the clutch engagement speed. The Attached
Tool must not rotate/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.
Idle Speed Adjustment Screw
● T urn the idle speed screw in (clockwise) to increase
the engine idle speed.
● T urn the screw out (counterclockwise) to decrease
the engine idle speed.
If idle speed adjustment is necessary, and after adjust-
ment the Attached Tool rotates/moves or the engine
stalls, stop using the Multi-Cutter immediately!
Contact your local authorized MARUYAMA Dealer for
assistance and servicing.

Air Filter

Maintenance Interval

● T he air filter should be cleaned daily, or more often
when working in extremely dusty conditions.
● R eplace after every 100 hours of operation.
Air Filter Cleaning
1. Loosen the knob and remove the air filter cover.
2. Remove the foam element and filter screen from
the air filter body.
3. Clean the foam element and filter screen with warm,
soapy water. Let the screen and element dry completely.
4. Apply a light coat of motor oil (SAE 30 or equiva-
lent viscosity) to the foam element and squeeze
out all excess oil.
5. Reassemble the filter screen and foam element to
the air filter body.
6. Reinstall the air filter cover and tighten the knob.
Air Filter Cover
Foam Element

Fuel Filter

Maintenance Interval
The fuel filter should be replaced after every 100 hours
of operation.
Fuel filters needing more frequent replacement may
indicate debris in fuel tank.
Fuel Filter Replacement
The fuel filter is attached to the end of the fuel pick-up
hose inside the fuel tank.
To replace the fuel filter:
1. Make sure the fuel tank is empty.
2. Remove the fuel cap.
3. Using a wire hook, gently pull the fuel filter out
through the fuel filler opening. Use caution not to
"fishhook" the fuel hose. Replace immediately if
punctured!
— US-19 —
Filter Screen
Fuel Pick-up Hose
Wire
Fuel Filter