Rigging work
12.3 Rigging work after driving with a dolly
12 - 20
3 302 709 en
Operating manual
GMK5150L
1
2
.0
1.
201
8
12.3.2
Switching off the slewing gear freewheel
If the slewing gear freewheel is switched on, switch it off prior to working
with the crane.
Prerequisites
– The engine for crane operation must be running.
– The slewing gear brake must be released, the lamp (
1
) must have gone
out;
Releasing the slewing gear brake
Switching off
•
Remove the lock (
4
) from the bore (
1
).
•
Pull the pin (
3
) out as far as possible.
•
Secure the pin with the padlock in the
bore (
2
) and remove the key.
•
Pull and secure the pin (
3
) on the other
slewing gear in the same way.
•
Close the valve (
5
) – the slewing gear
freewheel is switched off.
Before slewing
Support the truck crane with the necessary outrigger span, enter the corre-
sponding rigging mode and derrick the main boom to an angle permissible
within the working range.
G
Risk of accidents with the slewing gear freewheel switched on
Switch off the slewing gear freewheel before working with the crane.
If it is not switched off, the slewing gear brake will not work and you will be
unable to stop slewing movements in time.
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 ...
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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 ...
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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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