Views:4 Author:Site Editor Publish Time: 17-05-2017 Origin:Site
Operation of the jib crane is conducted through the manual switch. The eight buttons on the switch can control the crane to rise and lower rapidly and slowly, turn leftward and rightward and can control the electric hoist trolley to move forward and backward.
1. In operation, it is not allowed to press the rapid and slow buttons simultaneously or press the forward and reverse buttons of the same motor at the same time.
2. In the process of working, it is forbidden for people to stand under the cantilever.
3. It is forbidden to draw heavy things.
4. It is forbidden to hoist under overloaded conditions.