Traction Control Pedal; Traction Boost / Weight Transfer Adjustment - Ransomes HR380 Manual

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9.1

TRACTION CONTROL PEDAL______________________________________

The LPV transmission pump has an internal
neutralising mechanism which cannot be
adjusted. If the machine does however creep
carry out the following.
1.
Lift and support both front and rear
wheels.
2.
Remove ball joint from pump lever to
allow pump to neutralise. (A)
3.
Start engine, manually move the pump
control lever and release to ensure
wheels stop rotating.
4.
Operate foot pedal to ensure cable is
free.
5.
Reattach ball joint to pump lever.
6.
Move the foot pedal in forward & reverse directions to ensure there is no creep in neutral position.
9.2

TRACTION BOOST / WEIGHT TRANSFER ADJUSTMENT _______________

The weight transfer bias can be adjusted on the lift valve.
The valve is accessible from under the seat plate.
To adjust:
1.
Loosen the locknut A whilst holding the threaded
shaft still with the Allen Key B.
2.
To increase weight onto the drive wheels when the
traction boost / weight transfer button is pressed,
use an Allen Key B to rotate the threaded shaft
clockwise in direction D. This improves traction and
slope climbing performance.
To reduce weight on the drive wheels when the
traction boost / weight transfer button is pressed,
rotate the threaded shaft counter clockwise in
direction C. This increases the ground weight of the
cutting unit and will reduce the possibility of implement "bounce" on the armrest when working at high
speed on undulating ground. It is recommended that the Allen key B is turned a 1/4 turn at a time and the
weight transfer tested.
3.
Tighten locknut A. whilst holding the threaded shaft still with the Allen Key B. DO NOT OVERTIGHTEN
A
WARNING
Properly support raised machinery with
Axle stands
ADJUSTMENTS 9
C
D
A
en-93
B

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