Air Filter; Fuel Filter; Spark Plug - Maruyama MM92 Manual Del Propietario U Operador

AIR FILTER

Maintenance Interval
• The air filter should be cleaned and inspected each time the mist blower is used, or more often when working in extremely
dusty conditions.
• Replace after every 100 hours of operation.
Air Filter Cleaning
Move the choke lever to the closed (
1. Loosen the knob and remove the air cleaner cover.
2. Remove the FOAM FILTER and AIR FILTER
from the air cleaner body.
3. Clean the filter.
･FOAM FILTER
Clean FOAM FILTER by gently tapping or cleaning
with a suitable solvent the filter. Then completely dry
before using again.
･AIR FILTER
Clean AIR FILTER by gently tapping.
Replace filter if it is damaged or very dirty.
4. Reassemble components in reverse order.
5. Reinstall the air cleaner cover and tighten the knob.

FUEL FILTER

Maintenance Interval
• The fuel filter should be cleaned and inspected for
damage after each 20 hours of operation.
• The fuel filter should be replaced after every 100 hours of
operation.
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.
4. Grasp the fuel hose next to the fuel filter fitting and
remove the filter, but do not release the hose.
5. While still holding on to the fuel hose, attach the new
fuel filter.
6. Drop the new fuel filter back into the fuel tank.
7. Make sure that the fuel filter is not stuck in a corner of
the tank, and that the fuel hose is not doubled over
(kinked) before refueling.
) position.

SPARK PLUG

Maintenance Interval
• The spark plug should be removed from the engine and
• Replace the spark plug after every 100 hours of
Spark Plug Maintenance
1. With the engine at ambient (room) temperature, twist the
2. Remove the spark plug.
3. Clean the electrodes with a stiff brush.
4. Adjust the electrode air gap to .024-.028 in (0.6- 0.7
5. Replace the spark plug if it is oil-fouled, damaged, or if
6. Do not over tighten the spark plug when installing. The
English-9
KNOB AIR FILTER
AIR CLEANER COVER
checked after each 20 hours of operation.
operation.
high tension lead boot on the spark plug back and forth a
couple of times to loosen the boot, then pull the boot off
of the spark plug.
.024-.028 in (0.6- 0.7 mm)
mm).
the electrodes are worn down.
tightening torque is 95-148 in. lbs. (10.7-16.6 N･m).
PLATE
FOAM
FILTER