P R O C E D U R E S
en011106d_sc300.FM
SuperCut
31
Procedures
Replacing drive sprocket
Warning!
A worn or damaged drive sprocket may cause
damage or breakage to the saw chain.
Warning!
Before performing any maintenance or service work,
lower the attachment to the ground and shut off the
engine. Turn off any master shut-offs and do not
allow personnel in the cab.
Important!
When working on the saw chain always ensure the
engine is shut off and wear safety gloves to prevent
injuries. Remove the saw chain when making any
adjustments or servicing the saw unit.
1.
Place the unit steady on the ground with the saw unit
facing up (when possible).
2.
Remove the saw chain.
See Replacing saw chain
3.
Remove the drive sprocket.
1
Remove the cap screw. (1)
2
Remove the chain catcher. (3)
3
Remove the drive sprocket (4)
4.
Install the new drive sprocket.
1
Install the drive sprocket (4) onto the saw motor
shaft.
2
Clean the cap screw (1) and the threaded hole in
the saw motor shaft.
3
Apply oil to the thread on the cap screw (1)
4
Install the lock washer (2) and the chain catcher
(3) and tighten the cap screw (1).
For a proper torque, see the follwing chart
5.
Install the saw chain.
See Replacing saw chain
Torque
Thread
Torque
M12
130 Nm
1
2
3 4
