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WARNING. Use only original
manufacturer's replacement parts,
accessories and attachments. Failure to
do so can cause possible injury, poor
performance and may void your
warranty.
WARNING. Servicing requires extreme
care and knowledge and should be
performed only by a qualified technician.
For service we suggest you return the
product to your nearest authorized
service center for repair.
When servicing, use only identical
replacement parts.
WARNING. Disconnect from the power
supply before adjustment, maintenance
or cleaning. Failure to do so could result
in serious personal injury.
•
You may only make adjustments or repairs
described in this manual. For other repairs,
contact the authorized service agent.
•
Consequences of improper maintenance may
cause the chain brake and other safety features
to not function correctly, thus increasing the
potential for serious injury. Keep your chainsaw
professionally maintained and safe.
•
Sharpening the chain safely is a skilled task.
Therefore the manufacturer strongly
recommends that a worn or dull chain is
replaced with a new one, available from your
authorised Ryobi service centre.
•
Follow instructions for lubricating and chain
tension checking and adjustment.
•
After each use, clean the product with a soft dry
cloth.
•
Check all nuts, bolts and screws at frequent
intervals for security to ensure the product is in
safe working condition. Any part that is
damaged should be properly repaired or
replaced by an authorized service centre.
REPLACING GUIDE BAR AND SAW CHAIN
Disconnect the product from its power supply. Wear
protective gloves.
Unscrew the guide bar locking knob by turning it
counterclockwise until the sprocket cover comes
loose.
MAINTENANCE
Remove the sprocket cover. Remove the bar and
saw chain from unit.
To replace the bar with a new one, loosen the
screw of the chain tension assembly. Mount the
chain tension assembly on to the new bar and
tighten the screw.
Put the new chain in the correct direction onto the
bar and make sure that the drive links are aligned
in the bar groove.
Attach the bar to the chain saw and loop the chain
around the drive sprocket.
Replace the sprocket cover.
Adjust the chain tension. Refer to the "Adjusting the
chain tension" section.
INSPECTING AND CLEANING THE CHAIN
BRAKE
Always keep the chain brake mechanism clean by
lightly brushing the linkage free from dirt.
Always test the chain brake performance after
cleaning.
Refer to "Operation - Checking and Operating
Chain Brake" on page 13 for additional information.
16
WARNING. Improper chain sharpening
increases the potential of kick-back.
WARNING. Failure to replace or repair a
damaged chain can cause serious
injury.
WARNING. The saw chain is very
sharp. Always wear protective gloves
when performing maintenance to the
chain.
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