Some hydraulic air bottle jacks are powered by an electric air compressor, while others utilize a manual hand pump. Air hydraulic pumps are commonly used in mechanic shops, where there is a constant need for a steady jack. They're easier to... moreAir or pump
Some hydraulic air bottle jacks are powered by an electric air compressor, while others utilize a manual hand pump. Air hydraulic pumps are commonly used in mechanic shops, where there is a constant need for a steady jack. They're easier to use, since the air compressor does most of the hard work.
Pump bottle jacks, on the other hand, don't require any outside equipment. They're most common for home use. Most have a long handle that you manually pump up and down in order to raise the jack.
Finding a level surface
The top of a bottle jack (referred to as the saddle) is relatively small. As such, bottle jacks need to be positioned on a steady surface so they don't tip over when placed under pressure. For lifting a vehicle, a flat concrete surface is optimal for keeping your bottle jack in place.
If you're using your bottle jack for lifting a house, then you'll need to know the state of the dirt underneath the house. You need to be sure that the ground is level and stable, otherwise you... less
