Why Does My Floor Jack Not Stay Up

Floor jacks not being able to raise vehicles could also be caused by air that is trapped inside the jack.

Why does my floor jack not stay up.

The main ram the compression ram the fluid fill cap or the pressure release valve. Open the release valve and the pressure pump. Try it if yours has the same symptoms it just may f. The point where it is leaking from will appear to be slightly moist.

Anything that is a rubber neoprene seal may have a tear crack that you can t see but. Be sure to check the levels of the hydraulic fluid regularly. This could be caused by not enough hydraulic oil in the reservoir or air trapped in the system. Refer to step 5 to check and adjust the oil.

The most common reason a floorjack would be stuck in the up or down position would be because of air trapped within the hydraulic pump preventing the jack from having full range or lifting lowering capabilities. Locate the source of the leak by inspecting the floor jack. There should also be some springs for the check balls that may have broken or are too weak to hold properly. Purge the air from the floor jack.

Another possible reason why the floor jack s ram won t lift is due to lack of enough oil in the reservoir. When this occurs the air starts to accumulate in the unit preventing it to lift. In this video i demonstrate how to remove air from your hydraulic jack and fixes it from bleeding down. If the device does not attain its complete peak then repeat the manner until it does.

Determine if the floor jack is not lifting properly or not lifting at all. Bleeding is a process that will require you to place the jack s release valve in a position that is completely retracted. Close the release valve the piston pump to its extension and then open the exhaust valve. You must try this without using a vehicle as a weight.