Step 4 place the small end of a clean plastic funnel into the oil filler opening hole.
Floor jack oil level.
Press the jack downward.
Use a small funnel or a large syringe to slowly add oil to the.
Place the floor jack on a hard level surface.
You should make sure that your oil is poured to this level.
Lift the arm and release it slowly it will lead to pushing the air out.
The hydraulic jack oil should be visible 3 16 inch above the inner cylinder wall.
Sometimes more oil could be the reason for leak down.
Hydraulic jack oil 8.
Return the fluid release valve to its original position by turning it a half turn in a clockwise direction.
Use the jack handle to turn the valve a half turn in a counterclockwise direction.
After the rubber plug is removed you ll be able to see the hydraulic oil level.
If the oil is below this level high quality jack oil must be added.
I could see that the reservoir in my jack was nearly empty which explains its inability to lift a vehicle.
Place your foot on the jack.
If the problem is not solved after these steps then the pressure valve needed to be repaired.
To fix a floor jack that leaks down firstly check the reservoir from the level of oil in it.
Look for any oil seepage around this valve.
The funnel should prevent any unnecessary spills when refilling the oil.
Only start pouring the oil when the funnel is in place.
Every floor jack will have the required level of the hydraulic fluid indicated.
Filling jack oil reservoir.