将钢丝绳带环的一端套在底轮支架的钩轴上。按照规定的上劲表给扭簧上劲，不要超过或低于规定圈数的半圈，别住钢棍，将钢丝绳的另一端挂在绕线轮上，绷紧钢丝绳，锁住绕线轮，再锁住锁紧法兰，撤下别住的钢棍。此过程具有极大的危险性，必须注意安全，既要保护好自己，又要避免伤及他人。

The end of the wire rope belt ring is sleeved on the hook shaft of the bottom wheel bracket. The torsion spring should be strengthened according to the prescribed upper strength meter. Do not exceed or lower www.hanbaiyushidiao.cnwww.shaiban.net.cnwww.shidiaodaxiang.cnwww.xiaoxieqi.com.cnwww.banjiacz.cn

www.datongbanjia.cnthan half of the prescribed circles. Hold the steel rod, hang the other end of the wire rope on the winding wheel, tighten the wire rope, lock the winding wheel, then lock the locking flange, and remove the remaining steel rod. This process is extremely dangerous, we must pay attention to safety, not only to protect ourselves, but also to avoid harming others.