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S Oil tank -- Discontinue use of unit if oil tank
shows signs of damage or leaks.
INSPECT AND CLEANUNIT AND LA-
BELS
S After each use, inspect complete unit for
loose o rdamaged parts. Cleanthe unitand
labels using adamp cloth with a milddeter-
gent.
S Wipe off unit with a clean dry cloth.
CHECK CHAIN TENSION
WARNING: Wear protective gloves
when handlingchain. Thechain is sharp and
can cutyoueven whenitis notmoving. M ake
chain adjustments with lower end supported.
Chain tension is very important. Chains
stretchduringuse. Thisis especially truedur-
ingthefirst fewtimes youuseyourpruner. Al-
ways check chain tension each time you use
and refuel your unit.
1. Use the screwdriver end of the chain ad-
justment tool (bar tool) to move chain
around guide bar to ensure kinks do not
exist. The chain should rotate freely .
Chain Adjustment Tool
Guide
Bar
2. Loosenbarclamp nutuntil itis finger tight
against the bar clamp.
Bar clamp nut
Adjusting Screw
3. Turn adjusting screw clockwise until
chain solidly contacts bottomofguidebar
rail. Then, turn adjusting screw an addi-
tional 1/4 turn.
Adjusting Screw -- 1/4 Turn
4. Using bar tool, roll chain around guide bar
to ensure all links a re in bar groove.
5. Lift up tip of guide bar to check for s ag.
Release tipof guide bar,then turnadjust-
ingscrew1/4 turnclockwise.Repeatuntil
sag does not exist.
6. While lifting tip o f guide bar, t ighten bar
clamp nut securely with the bar tool.
7. Use thescrewdriver endof thebar toolto
move chain around guide bar.
8. If chain does not rotate, it is too tight.
Slightly loosen bar clamp nut and loosen
chain by turning the adjusting screw 1/4
turn counterclockwise. Retighten bar
clamp nut.
9. If chain is too loose, it will sag below the
guide bar and needs to be tightened fol-
lowing above procedure.
WARNING: DO NOT operate the
pruner if the chain is loose. If thepruner is oper-
ated with a loose chain, the chain could jump off
the guide bar a nd result in serious injury .
CHECK CHAIN SHARPNESS
Asharp chainmakeswoodchips.A dullchain
makes a sawdust powder and cuts slowly.
See CHAIN SHARPENING i n the SERVICE
AND ADJUST M ENT S sectio n .
CLEAN AIR FILTER
A dirty air filter decreases engine perform-
ance and increases fuel consumption and
harmful emissions. Always c lean after every
5 hours of operation.
1. Cleanthe cover and the area around it to
keep dirt from falling into the carburetor
chamber when the cover is removed.
2. Remove parts by pr essing button t o re-
lease air filter cover.
NOTE: To avoid creating a fire hazard or
producing harmfulevaporative em issions,do
not clean filter in gasoline or other flammable
solvent.
3. Wash the filter in soap and water.
4. Allow filter to dry.
5. Add a few drops of oil to the filter;
squeeze the filter to distribute oil.
6. Replace parts.
Air Filter
Air Filter
Cover
Button
BAR MAINTENANCE
If your pruner cuts to one side, has to be
forcedthrough thecut,or beenrunwithanim-
proper amount of bar lubrication it may be
necessary toservice yourbar. Awornbarwill
damage your chain andmake cuttingdifficult.
After each use, ensure ON/OFF switch is in
theOFFposition,thenclean allsawdust from
the guide bar and sprocket hole.
To maintain guide bar:
S Move ON/OFF switch to the O FF position
and disconnect spark plug.
S Loosen and remove bar clamp nut and
chain brake. Remove bar and chain from
pruner .
S Clean the oil holes and bar groove after
each 5 hours of operation.