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Driving modes
6.3 Rigging work for driving with a dolly
6 - 16
3 302 690 en
Operating manual
GMK4100L-1
2
3
.1
1.
201
7
6.3.3
Switching on boom pre-tensioning
If the main boom has been set down on a dolly, you can change the axle
loads on the rear axle lines by switching on the boom pre-tensioning.
•
Switch on the boom floating position;
The valves
II
and
III
are under the pressure
gauge (
1
).
•
Close the valve
II
– the lever (
2
) is horizontal.
•
Open the valve
III
– the lever (
3
) points
upward.
You can now fill the pressure accumulator.
•
Press button (
4
) in.
The pressure accumulator is now filled.
•
Fill up the pressure accumulator until the
pressure stops rising on the pressure
gauge (
1
).
•
Close the valve
III
– lever (
3
) points down.
The valve
II
stays closed – lever (
2
) is horizontal.
Now the boom pre-tensioning is switched on.
Summary of Contents for Grove GMK 4100L-1
Page 1: ...Operating manual 3 302 690 en 23 11 2017 ...
Page 6: ...16 01 2018 2 3 302 710 en Additional pages GMK4100L 1 Overview of Driving menu I ...
Page 8: ...16 01 2018 4 3 302 710 en Additional pages GMK4100L 1 Blank page ...
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Page 65: ...Operating manual 3 302 690 en GMK4100L 1 23 11 2017 15 15 Index ...
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Page 68: ...Overview 1 1 Accidents 1 2 3 302 690 en Operating manual GMK4100L 1 23 11 2017 Blank page ...
Page 72: ...Overview 1 4 Terms used 1 6 3 302 690 en Operating manual GMK4100L 1 23 11 2017 Blank page ...
Page 996: ...Index 15 2 3 302 690 en Operating manual GMK4100L 1 23 11 2017 Blank page ...
Page 1014: ...Index Operating manual 3 302 690 en 15 20 GMK4100L 1 23 11 2017 Blank page ...
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