Barrier Gate User Manual
58
Chapter 4 Maintenance
4.1 Adjust Boom Pole Balance
Adjust the balance of the boom pole.
Steps
1. Cut off the power supply. Rotate the hand wheel of the machine core to raise the boom pole to
the position where the angle between the boom pole and the ground surface is 20° ± 5°.
2. Release the hand wheel to check if the boom pole can return to the position where the angle
between the boom pole and the ground surface is 60° ± 15° naturally.
Figure 4-1 Adjust Boom Pole Balance
4.2 Change Boom Pole
Caution
Contact the professional technical personnel to change the boom pole. You may damage the
barrier gate if you change it by yourself.
Before you start
Adjust the boom pole to the rising limit position, and then cut off the power supply.
Steps
1. Unscrew the cap nuts, spring washers, and flat washers on the other sides of the four
assembling bolts. Save the components and parts for the following installations.
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