Crane operation
10.5 Crane operation with main boom
Operating Instructions GMK5250L 3 302 633 en 10 - 79
27.09.2017
10.5.3 Auxiliary hoist
You can display the operating hours (1) of the hoist; Ã p. 10 - 130.
Switching on the
auxiliary hoist
After the ignition is switched on, all of the power units will be switched off
and the lamps in the corresponding buttons will light up only dimly.
• Check whether the main hoist is switched off and therefore secured
against unintentional operation.
– The lamp in button (1) should light up only dimly.
– Symbol (2) must be red.
• Press the button (1) once.
– The lamp in button (1) lights up brightly.
– Symbol (2) is green when the auxiliary hoist is switched on.
s
G
Risk of accidents when operating the auxiliary hoist!
Read and observe all of the safety instructions in the section
Main hoist,
p. 10 - 75 before operating the auxiliary hoist.
All safety instructions for the operation of the main hoist also apply to the
auxiliary hoist, along with the information in this section.
G
Risk of accidents due to a damaged hoist rope!
If you reeve the auxiliary hoist rope in addition to the main hoist rope, make
sure the hoist ropes do not rub against each other and that the auxiliary
hoist rope does not touch the rotating flanged wheel of the main hoist
during subsequent operation.
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