Indoor lifting machine manufacturers specializing in the production of 300 kg 400 kg 500 kg lifting machine 1, the first use of 300 kg lifting machine is recommended to release all the rope, with a load with a movable pulley the rope is wound once. 2, the rope should be neatly wrapped, dense, close, and often check for wear and, if problems should be replaced immediately. 3,400 kg when lifting machine downtime, the load should be in the empty state, can not long remain in the heavy air. 4, use, should always check 500 kg lifting machine equipment without abnormal sound. 5,300 kg lifting machine motor brakes stop the decline occurs, you can remove the hood, fan. Open the back cover, it will automatically spring Xiadian a suitable gasket. 6,500 kg lifting machine equipment accumulated 500 hours of use should be a maintenance, cleaning dirt, grease supplement, adjust the fastening bolts. Fang: 15831253199 QQ: 1661982503 E-mail: 1247027619@qq.com Baoding pregnant pigeon lifting lifting machine company