4 CMP-100A User Manual
2.3.1 Movement Structure
2.3.2 Description of Spring Pull Holes
A balanced tension spring is installed inside the chassis, which is used to balance the weight of the gate bar. During
commissioning and installation, according to the length (6 m, 5 m, or 4 m) of the gate bar, the arm of force
between spring pull holes and the main shaft and the spring tension can be changed to make the gate bar achieve
balance without the need to replace the spring. When the length of the gate bar is changed, adjust the pull hole of
the spring again, as shown in the figure.
Pull holes of the spring, as shown in the figure below:
