1、选择大小合适的手扳葫芦进行使用，严禁超载。
1, choose the right hand wrench hoist to use, strictly prohibit overloading.
2、使用前对手扳葫芦进行安全检查，同时对手扳葫芦进行空载测试，根据实际要求合理的调整下吊钩的位置。
2. To check the safety of the handlebar before use, and to test the handlebar without load, and to adjust the position of the hook reasonably according to the actual requirements.
3、下吊钩调节方法为：扳动拨块，使拨块处于“N”位，逆时针旋转并拉出手轮，此时，离合器处于打开状态，拉出链条便可轻松调节下吊钩的位置，调整结束后应顺时针旋转手轮，使其恢复原位。
3. The adjusting method of the lower hook is as follows: pull the pulling block so that the pulling block is in the "N" position, rotate counterclockwise and pull out the handwheel. At this time, the clutch is in the open state, and the position of the lower hook can be easily adjusted by pulling out the chain. After the adjustment, the handwheel should be rotated clockwise to restore its original position.
4、调整结束后将重物挂在下吊钩的中间位置，扳动手柄便可实现重物的起升。
4. After the adjustment, hang the heavy object in the middle of the lower hook and pull the handle to realize the lifting of the heavy object.