Driving
5.2 Operating the transmission
Operating Manual GMK6300L 3 112 xxx en 5 - 33
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5.2.7 Driving and changing gears
While driving, the transmission changes to the gear suitable for the current
load, engine speed and position of the accelerator.
H
When the gear oil temperature falls below approx. -7 °C (20 °F), only gears
1 and 2 are used in gear position D.
Automatic upshifting
You can influence upshifting by using the accelerator.
You can influence upshifting by using the driving mode – button (
3).
Automatic downshifting
– When you slow down the truck crane by braking, the transmission shifts
down when the appropriate engine speed is reached.
– If you fully depress the accelerator full (kick down), the transmission first
shifts to a lower gear. After that, it will shift to a higher gear only once
a higher engine speed has been reached, so as to achieve maximum
acceleration.
s
– Pressing the accelerator
slightly:
Upshifting at low engine speed
– Pressing the accelerator
harder:
Upshifting at high engine speed
1 Driving mode P on: Upshifting at high engine speed
2 Driving mode E on: Upshifting at low engine speed
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