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Crane operation
11.5 Crane operation with main boom
Operating manual
3 302 709 en
11 - 119
GMK5150L
1
2
.0
1.
201
8
Braking the slew-
ing movement
You may only brake the slewing movement with the slewing gear brake.
With the
Brake pedal
function switched on
•
Depress the brake pedal (
1
) Do not brake to such a degree that the load
starts swinging.
If you only move the control lever to initial position, the slewing movement
will slowly run down.
With the
Control lever
function switched on
•
Move the control lever (
2
) towards its initial position – the slewing move-
ment will be stopped.
At the initial position, the slewing movement will be stopped. At the same
time the slewing gear brake will be applied, and lamp (
1
) will light up.
Slewing gear
freewheel
The slewing gear freewheel is required if the slewing gear needs to be
slewed by means of external forces, for example, when operating with
two cranes.
With the
Brake pedal
function switched on
•
Switch on the slewing gear.
The slewing gear brake is released – lamp (
1
) lights up.
•
Shift the control lever (
2
) to its initial position.
With the
Control lever
function switched on
•
Switch on the slewing gear.
•
Shift the control lever (
2
) to its initial position.
•
Press the button (
3
).
The slewing gear brake is released – lamp (
1
) lights up.
s
S
Risk of the main boom buckling.
On no account switch the slewing gear off to brake it; only switch the
slewing gear off when the superstructure has stopped rotating.
Summary of Contents for GROVE GMK5150L
Page 1: ...Operating manual 3 302 709 en 12 01 2018 ...
Page 6: ...12 01 2018 2 3 302 706 en Additional page GMK Blank page ...
Page 8: ...31 08 2018 2 3 302 808 en Additional pages GMK Blank page ...
Page 12: ...22 11 2018 4 3 302 834 en us Correction sheet GMK5150 GMK5150L Blank page ...
Page 14: ...28 11 2018 2 3 302 839 en Additional pages GMK Blank page ...
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Page 45: ...Operating manual 3 302 709 en GMK5150L 12 01 2018 15 15 Index ...
Page 46: ...3 302 709 en Operating manual GMK5150L 12 01 2018 ...
Page 48: ...Overview 1 1 Accidents 1 2 3 302 709 en Operating manual GMK5150L 12 01 2018 Blank page ...
Page 50: ...Overview 1 4 Terms used 1 4 3 302 709 en Operating manual GMK5150L 12 01 2018 1 4 Terms used ...
Page 52: ...Overview 1 4 Terms used 1 6 3 302 709 en Operating manual GMK5150L 12 01 2018 Blank page ...
Page 1020: ...Index 15 2 3 302 709 en Operating manual GMK5150L 12 01 2018 Blank page ...
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