8 | English
WARNING
Servicing requires extreme care and knowledge
and should be performed only be a qualifi ed service
technician. For service, bring the product to an
authorised service centre for repair. When servicing, use
only original replacement parts.
WARNING
Remove the battery 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 an authorised
service centre.
■ 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 recomends that a worn or
dull chain is replaced with a new one, available from
your authorised Ryobi service centre. The part number
is available in the product specification table in this
manual.
■ 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 authorised service centre.
REPLACING GUIDE BAR AND SAW CHAIN
See page 271 - 272.
1. Make sure to remove the battery. Wear protective
gloves.
2. Unscrew the chain tensioner knob by turning it
counterclockwise until the sprocket cover comes loose.
3. Remove the sprocket cover. Remove the bar and saw
chain from product.
4. To replace the bar with a new one, remove the screw
of the chain tension assembly. Mount the chain tension
assembly on to the new bar and tighten the screw.
5. Put the new chain in the correct direction onto the bar
and make sure that the drive links are aligned in the
bar groove.
6. Attach the bar to the chain saw and loop the chain
around the drive sprocket.
7. Replace the sprocket cover.
8. Adjust the chain tension. Refer to the “Adjusting the
chain tension” section.
WARNING
A dull or improperly sharpened chain can cause
excessive motor speed during cutting which may result
in severe motor damage.
WARNING
Improper chain sharpening increases the potential of
kickback.
WARNING
Failure to replace or repair a damaged chain can cause
serious injury.
WARNING
The saw chain is sharp. Always wear protective gloves
when performing maintenance to the chain.
INSPECTING AND CLEANING THE CHAIN BRAKE
See page 274.
■ 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” earlier in this manual for additional information.
MAINTENANCE SCHEDULE
Daily check
Bar lubrication Before each use
Chain tension Before each use and
frequently
Chain sharpness Before each use, visual
check
For damaged parts Before each use
For loose fasteners Before each use
Chain brake function Before each use
Inspect and clean
Bar Before each use
Complete saw After each use
Chain brake Every 5 hours*
* Hours of operation
SYMBOLS ON THE PRODUCT
Safety alert
Read and understand all instructions
before operating the product, follow all
warnings and safety instructions.
Wear eye, ear and head protection.
Wear non-slip safety footwear when
using the product.
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