Driving
5.2 Operating the transmission
5 - 32 3 112 xxx en Operating Manual GMK6300L
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5.2.5 Changing highest gear/starting gear
The highest gear (2), which is selected during driving, and the engaged
starting gear (1) are displayed.
Changing the highest gear
• Press button (3) or (4) until the required highest gear (2) is displayed.
Selecting a lower starting gear
• Select a gear which is lower than the engaged starting gear (1) to be the
highest gear (2), e.g. gear 1.
The starting gear is switched down to the highest gear.
5.2.6 Starting
To start moving, you have to:
– Apply the service brake,
– Release the parking brake,
– Release the service brake – the truck crane starts to move,
– Actuate the accelerator.
If the load is too high that the truck crane cannot move:
• Release the accelerator after 30 seconds at the latest.
• Switch into the neutral position and let the motor run until the gear oil
temperature drops below approx. 93 °C (199 °F);
à Monitoring elements,
p. 4 - 20.
• Select a lower starting gear or driving mode P and start driving again.
S
Risk of damage to the transmission!
Release the accelerator after 30 seconds at the latest when the load is too
high.
This prevents the transmission from being damaged due to overheating.
The starting gear is not automatically disengaged.
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