As you pump upwards, a suction force is created and then when the jack arm is pushed down, this forced the hydraulic fluid to move into the check valve. When you start pumping the floor jack, using the pump handle, the fluid is drawn from the reservoir. There are a number of chambers inside the floor jack, with the reservoir being the one that hold the hydraulic oil. However, there are a number of things that happen so as to cause the lift arm to raise and be able to lift the load off the ground. The arm is lifted by the action of pumping the jack handle, and that is the whole concept, on the surface. Ideally, if you have seen a hydraulic jack, you must have notices that it has a lift arm, which runs horizontally. This will help you understand the critical role played by the hydraulic fluid in the whole process. How the Hydraulic Floor Jack Works?īefore getting into the details of how to refill the hydraulic oil, it is important to understand how the fuel jack works. Replacing the hydraulic oil is one of the common procedures of ensuring that your floor jack is working as required. However, this will depend on the level of maintenance and care that you accord your floor jack.

When you have a good floor jack, it should work for a very long time, without any problems. This will be used to raise the vehicle off the ground and this gives you access to the components that are underneath the vehicle. When you need to accomplish some task and routine repairs, the hydraulic jack comes in handy. Hydraulic jack are commonly used at auto shops or even at home by most car owners.

Most floor jack user find the hydraulic floor jack to be more convenient and easier to use and this is why it tends to be a popular choice for many. There are different types of floor jacks on the market, with the main categories being:

Walker hydraulic jack manual