Crane operation
10.1 Before operating the crane
Operating Instructions GMK5250L 3 302 633 en 10 - 11
27.09.2017
Emergency stop
switch
• Set down the load and let go of both control levers.
• Press the emergency stop switch (3) so that
it engages.
• Check whether the engine stops.
• Turn the emergency stop switch until it
disengages again.
• Release the air intake inhibitor if required;
à Air intake inhibitor, p. 4 - 23.
• Repeat the checks with the emergency stop
switches (1) and (2).
If the emergency off switch is not working correctly, do not start crane
operation but notify
Manitowoc Crane Care.
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