17

ENGINE OIL FILTERREPLACEMENT
Initial engine oil filter replacement should
be performed after 20 hours of operation.
Thereafter replace the engine oil filter
every 200 hours.
When installing a new oil filter, apply oil to
O-ring, attach the oil filter in position and
tighten 2/3 turns by hand or with wrench
after touching the O-ring to the sealing
surface of engine.
Run the engine for a minute ; stop the
engine and check for oil leakage around
the oil filter and recheck the oil level.
CLEANING AIR CLEANER
A dirty air cleaner element will cause starting
difficulty, power loss, engine malfunctions,
and shorten engine life extremely.
Always keep the air cleaner element clean.
Replaced the air cleaner element set more
often in dusty environments.
The air cleaner paper inner element and
urethane foam outer element can be
removed after removing knob and air cleaner
cover. When installing, set the paper
element and urethane foam on the air
cleaner base. Check that the grommet is in
position, and then install the cover with knob
tightened securely.
Urethane Foam cleaning
Wash and clean the urethane foam in
kerosene. Saturate in a mixture of 3 parts
kerosene and 1 part engine oil, and then
squeeze to remove excess oil. Clean or
replace the urethane foam element every
50 hours. (more often in dusty environ-
ments)
Paper element
Clean by tapping gently to remove dirt and
blow off dust. Never use oil.
Clean or replace the paper element every
50 hours of operation, and replace
element set every 200 hours.
Clean and replace air cleaner elements
more often when operating in dusty
environments.
Oil filter
Air cleaner coverKnob

CAUTION

To prevent injury, pay attention

to the spilled hot engine oil

when replacing engine oil filter.

Grommet
Element
Urethane foam
Base