Spearhead TWIGA
320/420
11
11
11
11
Fit control unit to cab - recommend
mounting the control unit to the head
side of the tractor. Modification and
additional bracket may need to be
fabricated. Consult your local dealer for
advice.
An electric 12 volt supply cable will be
needed from a fused source which is
controlled by the tractor’s ignition key for
the machine electric controls.
2
3
Fit top link to machine and the
tractor.
Complete with chain stabiliser
brackets
(Chains superseded with longer
adjustable bars)
4
Lift the machine up on the tractor’s
hydraulics until both P.T.O. stub
shafts are approximately in line.
P.T.O. angle may vary between
tractor makes. Up to 17° above
horizontal is acceptable.
Ensure there is enough ground
clearance below the frame.