This video is a brief summary of how to use a floor jack and support stands for the lifting supporting and lowering of a vehicle in the shop.
How to use a floor jack youtube.
Use heavy duty ones that are way over the rating of the weight of your jeep.
Jack stands are important tools that keep a vehicle propped up after having used a floor jack like a scissor jack or a hydraulic jack to lift a vehicle once the vehicle is lifted enough to fit the jack stands on a solid part of the car underneath it like the chassis they can be carefully fitted and tested by hand for sturdiness at which point the jack can be removed.
The long term solution for your sagging floor is to remove the flooring replace or fix the problems with the foundation that may contribute to the sag and replace the flooring.
Never go under the jeep when it s only on a jack always use jack stands.
Use a string to watch the floor come up.
To lift the car with a hydraulic floor jack pump the long handle up and down until you ve reached the required height.
Use a hydraulic jack and a short post to shore up the floor during this process.
Fortunately the floor jack will make the whole process much easier but this will be dependent on the ability to be able use the floor jack in the right manner.
Use 1 1 2 blocks to close.
If you want to lift the whole axle up under the pumkin.
Learn how to use a floor jack to safely lift your automobile when changing a tire in this free video.
Stack 8 x 12 blocks two wide in a criss cross pattern until they as close to the bottom of the girders as possible.
A hydraulic jack operates differently and will raise the vehicle more quickly but it will require more space.
Center the screw jack below the girder and on top of the wood block on the concrete pier.
Once the floor is at the right level jack it up just a little bit higher.
It should only take between three and 10 pumps depending on the jack used.
Use a hammer a nail puller and a sledgehammer to remove the existing underpinning wood post and nails.
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If you have a sagging floor you may need to use floor jacks in order to restore any low points and re level the floor using floor jacks to level a sagging floor should be viewed as a temporary solution to your problem.
Keep an eye on the girder so that it does not get out of position and try to roll.