Spearhead AGRICUT
240 Offset
39
Blade Carrier & Blade Maintenance
Ensure that the machine is safely supported using suitable lifting and support
equipment before attempting to work beneath a machine
– never use or rely on the
tractor’s hydraulic system to support the machine.
Blade Carrier Removal
o
Lift and support the machine on safety supports.
o
With assistance, support the blade carrier, remove the split pin and rotor castle
nut and remove the rotor from the splined gearbox output shaft. Refer to photo
below.
o
With assistance, remove the four nuts and mounting bolts securing the gearbox
to the machine.
o
Remove the gearbox.
Blade Carrier Replacement
Replacement is the reverse of removal procedure stated above
–
tighten the mounting
bolts and castle nut as specified in ‘Specific Torque Settings’ chart.
Blade Carrier Maintenance
Check the rotor hub for slack. Some settlement may occur after the first hours of
working. Re-tighten the castle nut one quarter of a turn at a time, and back off until the
split pin can be fitted. Repeat until the slackness is removed. Check the blade carrier
mounting bolts for tightness
–
Refer to ‘Specific Torque Settings’ chart.
1) Blade Carrier mounting bolts and nuts
2) Rotor Hub castle nut
