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NOTICE:
Periodically inspect the entire product for damaged,
missing, or loose parts such as screws, nuts, bolts, caps,
etc. Tighten securely all fasteners and caps and do not
operate this product until all missing or damaged parts
are replaced. Please contact customer service or an
authorized service center for assistance.
GENERAL MAINTENANCE
Avoid using solvents when cleaning plastic parts. Most plastics
are susceptible to damage from various types of commercial
solvents and may be damaged by their use. Use clean cloths
to remove dirt, dust, oil, grease, etc.
WARNING:
Do not at any time let brake fluids, gasoline, petroleum-
based products, penetrating oils, etc., come in contact
with plastic parts. Chemicals can damage, weaken or
destroy plastic which could result in serious personal injury.
REPLACING BAR AND CHAIN
See Figures 13 - 18.
WARNING:
Remove the battery pack from the pruning saw and make
sure the chain has stopped before you do any work on the
saw. Failure to do so may result in accidental starting and
possible serious injury.
WARNING:
To avoid serious personal injury, read and understand all
the safety instructions in this section.
WARNING:
Never touch or adjust the chain while the motor is running.
The saw chain is very sharp; always wear protective gloves
when performing maintenance to the chain to avoid pos-
sible serious lacerations.
CAUTION:
Always wear gloves when handling the bar and chain;
these components are sharp and may contain burrs.
„ Remove the battery pack before you do any work on the
pruning saw.
MAINTENANCE
„ Rotate chain cover lock knob counterclockwise 1/2 to
1 turns.
„ Rotate the chain tension adjustment ring counterclock-
wise two clicks.
„ Rotate the chain cover lock knob counterclockwise until
chain cover can be removed.
„ Remove chain cover.
„ Remove the bar and chain from mounting surface.
„ Remove the old chain from the bar.
„ Remove the slotted fastner with a screwdriver.
„ Install the chain tension assembly on the new bar by in-
serting the alignment tab into one bar hole and installing
the screw through the other. Tighten securely.
„ Lay out the new saw chain in a loop and straighten any
kinks. The cutters should face in the direction of chain
rotation. If they face the opposite direction, turn the loop
over.
„ Place the chain drive links into the bar groove as shown.
NOTE: Make certain of direction of chain.
„ Position the chain so there is a loop at the back of the bar.
„ Hold the chain in position on the bar and place the loop
around the sprocket.
„ Fit the bar flush against the mounting surface so that the
bar mounts are in the long slot of the bar.
„ Rotate the chain tension cam clockwise a few turns to
take up enough slack in the chain so it stays in position.
„ Replace the chain cover.
„ Rotate chain cover lock knob clockwise to tighten. The
bar should still be free to move for tension adjustment.
„ Remove all slack from the chain by turning the chain
tension adjustment ring clockwise until the chain seats
snugly against the bar with the drive links in the bar
groove.
„ Lift the tip of the guide bar up to check for sag.
„ Release the tip of the guide bar and turn the chain ten-
sioning knob 1 click clockwise. Repeat this process until
sag does not exist.
„ Hold the tip of the guide bar up and tighten the chain
cover lock knob.
The chain is correctly tensioned when there is no sag on the
underside of the guide bar, the chain is snug, but it can be
turned by hand without binding.
NOTE: If chain is too tight, it will not rotate. Loosen the chain
cover lock knob slightly and turn the chain tension adjust-
ment ring 1 click counterclockwise. Lift the tip of the guide
bar up and retighten the chain cover lock knob. Ensure that
the chain will rotate without binding.
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