1、Tighten the return valve stem in clockwise direction before use.
2、Adjust the hook and claw seat to the claw hook to catch the object pulled.
3, back and forth to lift the piston starting rod forward smoothly forward, the claw hook back accordingly, the object being pulled out.
4, if you need to use the piston starter rod extend distance greater than the effective distance of the piston starter rod of the hydraulic pulling horse, you need to stop in the outstretched distance into the effective distance, release the oil return valve lever, let the piston starter rod shrink back, adjusted to repeat the 1-3 steps again, until the pull out.
5, to loosen the oil return valve rod, just the oil return valve according to the counterclockwise direction slightly loosened. The piston starter rod is gradually retracted under the action of the spring.
6, before using the estimated force required to be pulled out of the object, choose the right pulling horse, do not use overweight to avoid damage.
7, hydraulic pulling oil to anti-wear hydraulic oil is appropriate, the working oil must ensure clean.