Adjusting The Chain Tension - Toro Flex-Force Power System 88714 Operator's Manual

the Battery Pack from the Power Head
(page 11).
B. Turn the screw on the bottom of the pole
saw head according to the diagram on the
side cover to increase or decrease the flow
of oil.
C. Check the flow of bar and chain oil; repeat
this procedure until oil flows at the desired
rate.
4. If oil is not flowing, ensure that there is oil in the
tank and that the area under the side cover is
clean; refer to Checking the Oil Level and Adding
Bar and Chain Oil (page 14)
Guide Bar, Chain, and Drive Sprocket (page
Adjusting the Chain
Tension
Service Interval: Before each use or daily
After each battery drain cycle
Ensure that the chain is properly tensioned.
A loose chain shortens the life of the drive sprocket
and the guide bar and may cause the chain to fall off.
An overtightened chain overheats the guide bar and
chain, causing rapid wear, and may burn out the motor
or break the chain.
The chain tension is correct when you are able to use
a gloved hand to pull the chain smoothly around the
guide bar. The chain should remain in contact with
the bottom edge of the guide bar.
Also, check the chain tension of a new chain after a
few cuts; a new chain usually stretches and requires
adjustment after a few cuts.
DANGER
Contact with the pole saw teeth can cause
serious personal injury.
• Remove the battery pack before adjusting
or maintaining the pole saw.
• Always wear gloves when adjusting or
maintaining the pole saw.
and Servicing the
16).
15
1. Place the pole saw on a level surface and
remove the battery pack; refer to
Battery Pack from the Power Head (page
2. Allow the saw chain to cool.
Important:
Do not tension a hot chain; it
may contract as it cools, resulting in an
overtightened chain.
3. Inspect the guide bar for bends or damage,
replace if necessary.
4. Turn the bar cover screw counterclockwise
to loosen the bar cover, but do not remove it
(Figure 13).
Figure 13
1. Bar cover screw
5. Adjust the chain tension using the chain
tensioning screw
the side cover to the pole saw by turning the
bar cover screw clockwise before checking the
tension (Figure 13).
•
To tighten the chain, turn the chain
tensioning screw clockwise.
•
To loosen the chain, turn the chain
tensioning screw counterclockwise.
Removing the
(Figure 14), and then secure
11).
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