Table of Contents
Advertisement
CHECK CHAIN S HARPNESS
Asharp c hain m akes wood c hips. A
duIt chain m akes asawdust powder
and cuts s towiy. See CHAIN SHARP-
ENING
inthe SERVICE
AND A DJUST-
MENTS
section.
CHECK
GUIDE BAR
Conditions
which require guide bar
maintenance:
• Saw cuts to one side or at an angle.
• Saw has to be forced through the cut.
• Inadequate
supply ofoil to bar/chain.
Check the condition
of guide bar each
time chain is sharpened.
A worn guide
bar will damage the chain and make
cutting difficult.
After each use, ensure ON/STOP
switch is in the STOP position, then
clean atl sawdust
from the guide bar
and sprocket
hole.
To maintain guide bar:
• Move ON/STOP switch to STOR
• Loosen and remove chain brake
nuts and chain brake.
Remove bar
and chain from saw.
• Clean the oiI holes and bar groove
after each 5 hours of operation.
• Burring of guide bar raiIs is a normal
process
of rail wear. Remove these
burrs with a flat fite.
• When rail top is uneven, use a flat
file to restore square edges and
sides.
_
File Rail Edges _
_r _
and Sides
Square
Worn Groove
Correct Groove
Repiace 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 nec-
essary, use only the guide bar speci-
fied for your saw in the repair parts list
or on the decal located on the chain
SaW.
CHECK
FUEL MIXTURE
LEVEL
• See FUELING ENGINE under the OP-
ERATION section.
LUBRICATION
Bar OiI
__Fi_l
Cap
• See GUIDE BAR AND CHAIN OIL un-
der the OPERATION section.
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 ctean 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 fitter can never be completely
cteaned, tt is advisable
to replace your
air fitter with a new one after every 50
hours of operation,
or annually, which-
ever comes first. To clean fitter:
1. Loosen 3 screws on cylinder
cover.
2. Remove cytinder cover.
3. Remove air filter.
4. Clean the air filter using hot soapy
water. Rinse with clean coot water.
Air dry completely
before reinstalling.
5. Lightly oil air filter before installing
to improve the efficiency
of air filter.
Use 2-cycte engine oil or motor oil
(SAE 30). Squeeze
excess oil from
filter.
6. ReinstatI air fitter.
7. ReinstatI cyiinder cover and 3
screws. Tiqhten securely.
Air Filter
- _ Cylinder Cover
I--
Screws
•
Cover
15
Hide quick links:
Advertisement
Table of Contents
