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Barrier Gate User Manual
43
Chapter 4 Maintenance
4.1 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
Cut off the power supply, and adjust the boom pole to the closing limit position.
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.
2. Disassemble the boom pole and chuck.
3. Repeat the boom pole installation procedure to install a new boom pole.
4.2 Change Spring
Before you start
Cut off the power supply, and adjust the boom pole to the opening limit position.
Steps
1、Remove the M8 nut above the spring pull rod, then remove the M10 nut on the spring hook, pull
out the M10 screw to disassemble the spring, and then change a new spring and install it according
to the steps above reversely.
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