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Malfunctions during crane operation
14.6 Hydraulic emergency operation with the hand pump
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3 302 690 en
Operating manual
GMK4100L-1
2
3
.1
1.
201
7
14.6.3
Establishing the hydraulic circuits required
You must switch over the necessary valves to establish a hydraulic circuit.
The valves
1
to
3
are secured against unintentional switching over.
Releasing/
securing valves
Releasing/securing is described for a valve. The procedure is identical for
valves
1
to
3
.
Release – for the emergency operation
•
Unscrew the handle (
1
).
•
Move the disc (
2
) to position
A.
•
Fasten the handle (
1
).
Rigging – for crane operation
•
Unscrew the handle (
1
).
•
Move the disc (
2
) to position
B.
•
Fasten the handle (
1
).
S
Danger due to operating error
Following emergency operation, secure the valves
1
to
3
in position
B
again
for crane operation
.
This prevents uncontrolled crane movements when switching the crane's
hydraulic system on.
Содержание Grove GMK 4100L-1
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Страница 65: ...Operating manual 3 302 690 en GMK4100L 1 23 11 2017 15 15 Index ...
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Страница 68: ...Overview 1 1 Accidents 1 2 3 302 690 en Operating manual GMK4100L 1 23 11 2017 Blank page ...
Страница 70: ...Overview 1 4 Terms used 1 4 3 302 690 en Operating manual GMK4100L 1 23 11 2017 1 4 Terms used ...
Страница 72: ...Overview 1 4 Terms used 1 6 3 302 690 en Operating manual GMK4100L 1 23 11 2017 Blank page ...
Страница 100: ...Overview 1 10 Identification 1 34 3 302 690 en Operating manual GMK4100L 1 23 11 2017 1 10 Identification ...
Страница 226: ...Driving 5 1 Before driving 5 12 3 302 690 en Operating manual GMK4100L 1 23 11 2017 Blank page ...
Страница 308: ...Driving modes 6 1 Driving modes 6 8 3 302 690 en Operating manual GMK4100L 1 23 11 2017 Blank page ...
Страница 328: ...Driving modes 6 4 Rigging the auxiliary hoist 6 28 3 302 690 en Operating manual GMK4100L 1 23 11 2017 Blank page ...
Страница 608: ...Crane operation 11 1 Before operating the crane 11 20 3 302 690 en Operating manual GMK4100L 1 23 11 2017 Blank page ...
Страница 610: ...Crane operation 11 2 Standard slewing range type 11 22 3 302 690 en Operating manual GMK4100L 1 23 11 2017 Blank page ...
Страница 736: ...Crane operation 11 7 Working range limiter 11 148 3 302 690 en Operating manual GMK4100L 1 23 11 2017 Blank page ...
Страница 774: ...Rigging work 12 5 Starting the engine for rigging 12 28 3 302 690 en Operating manual GMK4100L 1 23 11 2017 Blank page ...
Страница 798: ...Rigging work 12 8 Outrigger operation 12 52 3 302 690 en Operating manual GMK4100L 1 23 11 2017 Blank page ...
Страница 814: ...Rigging work 12 8 Outrigger operation 12 68 3 302 690 en Operating manual GMK4100L 1 23 11 2017 Blank page ...
Страница 884: ...Rigging work 12 11 Other rigging work 12 138 3 302 690 en Operating manual GMK4100L 1 23 11 2017 Blank page ...
Страница 996: ...Index 15 2 3 302 690 en Operating manual GMK4100L 1 23 11 2017 Blank page ...
Страница 1014: ...Index Operating manual 3 302 690 en 15 20 GMK4100L 1 23 11 2017 Blank page ...
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