SPIERINGS SK375-AT3, Manual, Page: 83 / 228

SK375-AT3
Driving
Truck
SPIERINGS MOBILE CRANES USER MANUAL V 0.0 4-13
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Rotary switch (see Picture 4-3, point B ):

N: Neutral ;

D: Forward / Drive : drive forward;

R: Backward / Reverse : drive reverse;

Dm: Manoeuvre forward ;

Rm: Manoeuvre backwards .
When manoeuvring in Dm and Rm mode, the gearbox is not switching gears.
The gearbox has 12 forward gears and 2 reverse gears.
The display gearbox on the control panel shows the current gear and state.
4.5.1. Gear lever
The gear lever A ( Picture 4-3 ) is operated by pushing it in a certain direction and then releasing it
again:
- The gear lever springs back to the centre position.
Switch to automatic mode
- By pushing the gear lever once to the left in manual mode and releasing it again, the automatic
mode is enabled;
- Switching is only possible when D or R is active:
In neutral position there will be no switching between manual or automatic mode.
Switch to manual mode

By pushing the gear lever once to the left in automatic mode and releasing it again, the manual
mode is enabled;

By pushing the gear lever once forward (+) in automatic mode and releasing it again:
- The gearbox selects also (if possible) one gear up;

By pushing the gear lever once backward (-) in automatic mode and releasing it again:
- The gearbox selects also (if possible) one gear down.
Switch between gears in manual mode
For more information, see § 4.5.4. Manual mode .