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bar w ill d amage thechain a nd make
cutting difficult.
After each use, ensure ON/STOP
switch i sinthe STOP position,
then
clean a ll s awdust from the guide b ar
and sprocket hole.
Tomaintain guide b ar:
• Move O N/STOP
switch toSTOP.
• Loosen and remove chain b rake
nuts and chain b rake. Remove bar
and chain f rom saw.
• Clean t he oil h oles a nd bar g roove
after e ach 5 hours o foperation.
Remove Sawdust
From
Guide Bar Groove
Sprocket
Hole
• Add lubricant
to sprocket
hole after
each use.
• Burring of guide bar rails is a normal
process
of rail wear. Remove these
burrs with a flat file.
• When rail top is uneven, use a flat file
to restore square edges and sides.
_["_
File Rail Edges_
N r]
and Sides
I U I
Square
I
I
Worn Groove
Correct Groove
Replace guide bar when the groove is
worn, the guide bar is bent or cracked,
or when excess heating or burring of the
rails occurs. If replacement
is necessary,
use only the guide bar specified for your
saw in the repair parts list or on the de-
cal located on the chain saw.
CHECK
FUEL MIXTURE
LEVEL
• See FUELING ENGINE under the OP-
ERATION section.
LUBRICATION
Ba;eSprocket
B_lrOil p
• See GUIDE BAR AND CHAIN OIL un-
der the OPERATION section.
• Lubricate
bar sprocket
hole after
each use.
INSPECT
AND CLEAN UNIT AND
DECALS
• After each use, inspect complete
unit
for loose or damaged
parts.
Clean
the unit and decals using a damp
cloth with a mild detergent.
• Wipe off unit with a clean dry cloth.
CHECK CHAIN BRAKE
• See CHAIN BRAKE in the OPERATION
section.
CLEAN AIR FILTER
A dirty air filter decreases
the life and
performance
of the engine and in-
creases fuel consumption
and harmful
emissions.
Always clean your air filter
after 15 tanks of fuel or 5 hours of op-
eration, whichever
comes first. Clean
more frequently
in dusty conditions.
A
used air filter can never be completely
cleaned.
It is advisable
to replace your
air filter with a new one after every 50
hours of operation,
or annually, which-
ever comes first. To clean filter:
1. Loosen 3 screws on cylinder cover.
2. Remove
cylinder cover.
3.
Remove
air filter.
4.
Clean the air filter using hot soapy
water. Rinse with clean cool water.
Air dry completely
before reinstal-
ling.
5. Lightly oil air filter before installing
to improve the efficiency
of air filter.
Use 2-cycle engine oil or motor oil
(SAE 30). Squeeze
excess oil from
filter.
6.
Reinstall air filter.
7.
Reinstall cylinder cover and 3
screws. Tighten securely.
Air Filter
-- --[ Cylinder Cover
_<J
Screws
/
INSPECT MUFFLER
AND SPARK AR-
RESTING
SCREEN
4_,WARNING:
The muffler on this
product contains chemicals
known to
the State of California
to cause cancer.
As the unit is used, carbon deposits
build up on the muffler and spark ar-
resting screen, and must be removed
to avoid creating a fire hazard or af-
fecting
engine performance.
Replace the spark arresting
screen if
breaks occur=
15
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