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13
S Make your fist cut 1/3 of the way through
the b ottom of the limb.
S Next makea2ndcutall the waythrough
thelimb. Thencut a third overcutleaving
a3to5cmcollarfromthetrunkof thetree.
First cut
Second cut
Third cut
Collar
Pruning technique
SERVICE AND ADJUSTMENTS
WARNING: Improper maintenance
could result in serious engine damageor in se-
rious injury.
WARNING: Disconnect the spark
plugbeforeperformingmaintenance,except
for carburetor adjustments.
Werecommend all service and adjustments
not listed in this manual be performed by an
Authorized Service Dealer.
MAINTENANCE SCHEDULE
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 Before each use...
Fo r loose parts Before each use......
Inspect and Clean:
Bar Before each use................
Complete saw After each use.......
Air filter Every 5 hours *.............
Chain brake Every 5 hours*........
Spark arresting screen
and muffler Every 25 hours*.........
Replace spark plug Yearly.
Replace fuel filter Yearly...
*HoursofOperation
AIR FILTER
CAUTION: Do not clean filter in gaso-
line or other flammable solvent to avoid
creating a fire hazard or producing harmful
evaporative emissions.
Cleaning the air filter:
A d irty air filter decreases engine perform-
ance and increases fuel consumption and
harmfulemissions. Alwaysclean afterevery
5 hours of operation.
1. Clean thecover andtheareaaround itto
keep dirt and sawdust from falling into
the carburetor chamber when the cover
is removed.
2. Remove the parts as illustrated.
3. Wash the filter insoap and water. Rinse
in clean cool water. Air dry completely
before reinstalling.
4. Reinstall parts.
Air Filter
Cover
Cylinder
Cover
Air Filter
BAR MAINTENANCE
Ifyour saw cutsto oneside, hasto beforced
throughthecut,orbeenrunwithanimproper
amount of bar lubrication it may be neces-
sarytoserviceyourbar. Awornbarwilldam-
age your chain and make cutting difficult.
After each use, ensure ON/STOP switch is
inthe STOP position, thenclean allsawdust
from the guide bar and sprocket hole.
To maintain guide bar:
S Move ON/STOP switch to the STOP posi-
tion.
S Loosen and remove bar nuts and chain
brake. Remove bar and chain from saw .
S Clean the oilholes andbargroove aftereach
5 hours of operation.
Remove Sawdust From
Guide Bar Groove
Oil Holes
S Burring of guide bar rails is a normal
process of rail wear. Remove these burrs
with a flat file.
S Whenrailtopisuneven,useaflatfiletore-
store square edges and sides.
Correct GrooveWorn Groove
File Rail Edges
and Sides
Square
Replaceguide bar when thegroove isworn,
the guide bar is bent or cracked, or when