7
HARDI NAVIGATOR
Fig 6
4 Shorten the two separated parts equally. Use a saw
and file the profiles afterwards to remove burrs.
5 Grease profiles. Re-assemble male and female parts.
6 Grease the tractor and sprayer pump PTO shafts.
7 Fit the transmission shaft to the tractor and sprayer
pump PTO shafts:
Push the yoke pin and slide the yoke onto the PTO
shaft. Make sure that the lock engages by pushing
and pulling forwards and backwards. Fit the chains to
prevent protection guards from rotating with the shaft.
NOTE! Please fit the female part marked with a
tractor symbol towards the tractor.
Fig 7
NOTE! To ensure long life of the transmission
shaft try to avoid working angles greater than 25°.
Fig 8
Wheel track
Where an adjustable axle is fitted, the wheel track can
be altered infinitely from 1500 mm to 3000 mm by
extending or retracting the wheel axle, depending on
wheel and suspension options.
Fig 9
WARNING! It is not permitted to fit dual wheels.
CAUTION! Stability of the sprayer at high speed
can be reduced with narrow wheel tracks.
Wheel track is altered the following way:
Fig 10
1 Measure the correct wheel track (Centre of right hand
tyre to centre of left hand tyre). Extend or retract each
side equally to achieve the desired alteration.
2 Attach sprayer to the tractor and engage tractor
parking brake.
3 Place stop wedges in front of and behind the right
hand wheel. Using suitable heavy duty equipment,
jack up the left hand wheel. Ensure secure support
for the sprayer body.
Fig 11
4 To release axle wedge for the left hand wheel axle
and extend or retract the axle:
Turn Nut C (Fig 11) anti-clockwise to allow
approx. 30 mm clearance.With an open-ended
spanner turn Nut D (Fig 11) against anchor plate
until hold on axle is released. Shift axle to measured
position.
5
To tighten axle wedge and secure axle at required width:
Turn Nut D anti-clockwise to allow movement of
stop wedge.Turn Nut C clockwise against anchor
plate to draw stop wedge up against the axle and
hold it in position. Tighten to torque of 280 Nm,
then lock by re-tightening Nut D.
25°
1500 mm to 3000 mm
MIN 20 mm
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