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Revision A
Installing Disc Blades
WARNING
To avoid injury or death from unexpected start-up of machine, always stop the engine and remove the key from the
ignition before leaving the operator
’
s seat for any reason.
CAUTION
Disc blades have two sharp cutting edges that can cause serious injury. Exercise caution and wear gloves when working
with blades.
IMPORTANT:
If you are unsure which direction the spindles rotate, refer to
4.6.9 Reconfiguring Cutterbar Crop Stream, page 146
.
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C
A
B
D
Figure 4.57: Disc Blade
1.
Place a pin (or equivalent) in the front hole of the rock
guard to prevent disc rotation while tightening blade bolts.
2.
Install a new or reversed blade (A) with shoulder bolt (B)
onto disc (C).
IMPORTANT:
Nuts are one-time-use only. When flipping or changing a
blade, replace using a
NEW
nut only.
3.
Install new nut (D) and torque to 125 Nm (92 lbf·ft).
4.
Remove pin (or equivalent) from the front hole of the
rock guard.
WARNING
Ensure the cutterbar is completely clear of foreign objects.
Foreign objects can be ejected with considerable force when the machine is started and may result in serious injury or
machine damage.
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A
Figure 4.58: Cutterbar Curtain
5.
Close cutterbar curtain (A). For instructions, refer to