20t Crank Handle Mechanical Hand Jacks Ratchet Steel Jack

Introduction of 20t Crank Handle Mechanical Hand Jacks Ratchet Steel Jack

20t Crank Handle Mechanical Hand Jacks Ratchet Steel Jack is the way of manual lifting tool, it can in a variety of projects and equipped with lifting falling-rising  as roof is hand force through the gears, drive the lifting or falling. When unloading heavy or down, left to move the ratchet will crank reverse rotation, manual control its speed, so as to better apply to the factory, warehouse, dock, railway, construction stack, etc, especially suitable for mobile installation of various machinery and equipment, locomotive maintenance, weight lifting, etc., the product design is reasonable, easy operation, flexible and reliable, to improve the work efficiency, reduce labor intensity play a good role.

Operation Methods of 20t Crank Handle Mechanical Hand Jacks Ratchet Steel Jack 

1.According to the weight of gravity collapse given the placement of choice, will not tip over when lifting; 
2,Lifting and landing must be destroyed board or full collapse of the foot area in contact with the weight in order to ensure sufficient strength to prevent falling weight; 
3.Place destroyed the top floor should be solid, such as the ground is soft, should be added under the base pads, destroyed the top of the center position on the pad;
4.Shake before use empty once, from low to high, check for stuck or anomalies, everything is normal to use.

Announcements of 20t Crank Handle Mechanical Hand Jacks Ratchet Steel Jack 

1.Before use must know the weight, the use of the track jack, it is strictly prohibited to overload, lest cause the equipment damage accidents;
2. If the weight more than rated lifting weight, need more than one top carrying operation at the same time, keep more uniform top load carrying, up and down speed is consistent, stable;
3. when the heavy lifting, if not unloaded in a short time, you must fill plus with heavy weights below ground clearance equal to the auxiliary pad as support.