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Mechanical Jacks (steel Jacks)

Operating Manual
The steel Jack is designed by mechanical transmission principle. Its one of the best lift tools used in repairing, etc. The lifting or lowering speed is controllable. Moreover, it overcomes the shortcoming of the common hydraulic jacks whose lowering height and speed is out of control when oil leaking.
The top-quality all steel structure makes it safe and durable, The compact design with collapsible lever offers easy operation and simple maintenance. It has two applicable support stands. The lifting range is much bigger.
Operation Guide
Put the steel jack on even places. Then place the goods on the Lower Support Stand (4) or the Upper Support Stand (3). Shake the Level (2) clockwise to lift the goods, vice verse, the goods are lowered down.
(1) Base

(2) Level
(3) Upper Support Stand    
(4) Lower Support Stand
(5) Upper Ratchet Pawl
(6) Lower Ratchet Pawl
(7) Axle Ring

Attention：

A. Do not exceed the rated capacity. Overload is forbidden.

B. Before operation, please check the flexibility of the Ratchet Pawls (5), (6)

C. Please be sure the jack is on complete balance when operating. Do not put it on beveled, arc or uneven surfaces. The jack must be placed on hard plain grounds.

D. Before lifting, please be sure the Support Stand (4) (3) supports the goods completely.

E. When several jacks are used at the same time, please be sure of the same lift or down. The whole operation course should be directed.

F. Its forbidden putting any parts of the body under the lifted goods.

G. If working force is abnormal in operation, please stop working immediately to inspect all related transmit components.

H. Lubricate parts applicably regularly.

I. The Upper Support Stand (3) should be on bottom position when the jack is not used.