The Blackhawk Parts web page offers a few cautionary and a few safety notes, but no helps on the rebuild procedure for the Saturday mechanic. Tighten the nut more and more until the plunger appears it may become sluggish to return. The circle of wire at the end of the tool fits over the top of the cap for the plunger assembly. I placed the bottle jack unit into my vise and tried to loosen the ram nut with a very large pipe wrench. Floor jack release valve assembly sta rite. If you request shipment by USPS Priority Mail, we will provide a Delivery Confirmation showing the package was deposited at the Post Office. Perform any necessary work. View Cart & Checkout.
I will check the fluid level again after I have used the jack several times. The rest was used for cleaning and flushing the bottle jack unit. A hydraulic transmission jack's function is specifically for a car's transmission. Now I can use a hammer to tap the metal caps into the holes for the safety overload valve and for the check valves. The jack could be air locked. There is no washer or "O" ring. The caster wheels on the base provide easy maneuvering under a load. RS35T18 - RELEASE VALVE ASSEMBLY. Fortunately, I have a welder and was able to do that without too much difficulty. OTC/Power-Team/SPX Kits & Parts. There are bubbles in the oil vented. First photo--This shows the plunger body and the plunger parts. TJ20B27/28... RELEASE VALVE ASSEMBLY.
I did find one manual for a floor jack that said the fluid should be changed every year. Components of a hydraulic jack. It fits into a hex socket in the bottom of the handle. There are seven primary hydraulic jack parts: - Reservoir: The reservoir stores the hydraulic fluid for a change in pressure. I left the jack in this position for a few minutes. Carefully start the screw plug with a screwdriver. Floor jack release valve assembly.net. This downward movement creates a change in pressure. Automatic or manual: Hydraulic jacks can be automatic or manual. Shipping charges are not refundable. This is so I am less likely to lose parts, especially the steel balls. It was sold through NAPA Auto Parts. Be certain the oil level is correct. I first had to develop those in my mind. You can enlarge images in your browser to see more detail, or save them in PDF and do the same.
If you take it to a shop, there will be a cash outlay that will likely be a fair amount greater than the cost of a new imported jack. Second photo--I decided to make a special tool. Most of it collected in the opening for the plunger. Around 12 ounces was used to fill the jack.
Second photo--Clean the groove that receives the tank's outer shell. Rebuilding this jack was much more difficult than simply replacing a few "O" rings, and it required more than the very few hours some say are required for rebuilding a jack. Be aware that additional oil will pour out of the jack in coming steps. Bottle jack release valve. For example, the axle of a vehicle. Notice how the seal cracks and breaks after forty years.
On my jack I learned the hard way that it is cast iron and chips will break off of it. Rebuilding a Hydraulic Floor Jack : 19 Steps (with Pictures. Sears/Craftsman Jack Kits. It could be worth a try. Doing that will allow you to download a PDF of this Instructable for printing, or to view at any time later on your computer, assuming you wish to consult what I have done as a guide. First photo--The hole for the check valves has a copper sealing washer inside it.