沧州电动门厂

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.