Valtra HiTech T3 Series, Руководство оператора

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AUTO
AUTO
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1. Differential lock switch
• To engage the differential lock, press down the symbol side of the differential
lock switch (ON).
• To use the automatic function of the differential lock, turn the differential lock
switch to the middle position (AUTO).
• To disengage the differential lock, press down the side of the differential lock
switch opposite to the symbol (OFF).
3.8.22 Four-wheel drive
The four-wheel drive (4WD) has three positions: ON, AUTO or OFF. The 4WD
can be engaged while driving.
Position Description
ON The 4WD is always engaged.
AUTO The 4WD engages:
• When the speed difference between the front and rear axle is sufficient. The driving speed
has to be over 0.3 km/h.
• When starting to drive or using the power shuttle. Driving start automatics must be activated.
The automatics disengage the 4WD after a defined delay after starting to drive or using the
power shuttle. You can define the disengagement delay in the driving start automatics user
settings.
The 4WD disengages:
• When the wheel slip is less than 6%. The disengagement delay is 3 seconds.
• When pressing clutch pedal or HiShift push button.
OFF 4WD is disengaged except:
• When pressing both brake pedals.
• When engaging the parking brake.
• When starting to drive or using the power shuttle. Driving start automatics must be activated
(activated as default). The automatics disengage the 4WD after a defined delay after starting
to drive or using the power shuttle. You can define the disengagement delay in the driving
start automatics user settings.
• When using the HiShift push button if the driving speed is under 10 km/h. Driving start
automatics must be activated (activated as default). The automatics disengage the 4WD
after a defined delay after using the HiShift push button. You can define the disengagement
delay in the driving start automatics user settings.
When the 4WD is engaged, the indicator light on the instrument panel is lit.
If the indicator light on the instrument panel flashes in the automatic position,
there is an error and the 4WD engages. The reason for the error may be one of
the following:
3. Operation
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