Filter
Top Products
14
MAINTENANCE SCHEDULE
Lubricate b ar
sprocket hole After each use.......
Check:
Fuel mixture level Before each use....
Bar lubrication Before each use.......
Chain tension Before each use.......
Chain sharpness Before each use....
For damaged parts Before each use..
For loose caps Before each use......
For loose fasteners Be fore each use...
For loose parts Before each use......
Inspect and Clean:
Bar Before e ach use................
Complete saw After each use.......
Air filter Every 5 hours*.............
Chain brake Every 5 hours*........
Spark arrestor screen
and muffler Every 25 hours*.........
Replace spark plug
Yearly.
Replace fuel filter
Yearly...
* Hours of Operation
AIR FILTER
CAUTION:
Do not clean filter in gasoline
or other flammable solvent to avoid creating
a fire hazard or producing harmful evapora-
tive emissions.
Cleaning the air filter:
A dirty air filter decreases engine perform-
ance and increases fuel consumption and
harmful emissions. Always clean after every
5 hours of operation.
S
Clean the cover and the area around it to
keep dirt and sawdust from falling into the
carburetor chamber when the cover is re-
moved.
S
Remove the parts as illustrated below.
S
Wash the filter in soap and water. Rinse in
clean coolwater. Airdry completely before
reinstalling.
S
Lightly oil air filter before installing to im-
prove the efficiency of the air filter. Use
2 --cycle engine oil or motor oil (SAE 30).
Squeeze excess oil from filter.
S
Reinstall parts.
Air Filter
Cylinder
Cover
Screws
Cylinder
Cover
INSPECT MUFFLER AND SPARK
ARRESTING SCREEN
As the unit is used, carbon deposits build up
on the m uffler and spark arresting screen,
and must be removed to avoid creating afire
hazard or affecting engine performance.
Replace t hespark arresting screen if breaks
occur.
Muffler Diffuser
Muffler
Cover
Screws
Muffler
Cover
Muffler
Body
Spark
Arresting
Screen
Cleaning is required ever y 25 hours of oper a-
tion or annually, whichever com es fir st.
S
Loosen and remove the 2 muffler cover
screws.
S
Remove the muffler cover ( cover snaps off
muffler body).
S
Remove muffler d iffuser and spar k ar r esting
screen assembly . Notice t he orientation of
these parts for reassembling.
S
Clean the spar k a r r estor scr een with a wire
brush. R eplace scr een i f br eaks a re f ound.
S
Replace any br oken or cracked muffler
parts.
S
Reinstall d if fuser and spark arrestor screen
assembly w ith round holes facing up.
S
Reinstall m uf fler cover and 2 screw s. Tight-
en securely.
CARBURETOR ADJUSTMENTS
Your carbur etor is equipped with limiter caps.
Carbur etor adjustment is a c omplicated task.
We recom mend that you take your unit to an
authorized ser v icedealer . D amagewill occurif
you turn the needl es beyond the limiter stops.
BAR MAINTENANCE
If your saw cuts to one side, has to be forc ed
through the c ut, or been run w ith an impr oper
amount of bar lubrication it m ay be necessar y
to ser vice your bar. A wor n bar w ill dam age
your chain and make cutting difficult.
After each u se, ensur e O N /STO P sw itch is in
theSTOPposition, thenclean allsawdust from
the guide bar and sprocket hole.
To maintain guide bar:
S
Move O N /STO P s w itch to the ST OP posi-
tion.
S
Loosen and remove chain brake nut s and
chain brake. Remove bar and chain from
saw.
S
Cleanthe oilholes andbargrooveaftereach
5 hour s o f oper ation.
Remove Sawdust From
Guide Bar Groove
Sprocket Hole
Oil Holes
S
Add lubricant to sprocket hole after each
use.
S
Burringof guide barrailsisa normal process
of rail wear. R emove these burrs with a flat
file.
S
When rail top is uneven, use a flat f ile to re-
store squar e edges and sides.