News and Helpful Videos

Compact Hydraulic High Speed Motors These motors generate pressures at 5000 PSI that has a displacement of .09 cipr.  The speeds are up to 25000 RPMs. The mountings use a face or flange. They have great starting torque and will quickly reverse rotation. Extensions on shaft are 7/8″. It is made to generate a huge range of speed that has a maximum torque of 65 in. lbs. If you need more information on these types of motors give us a call at 800-361-0068 sales@hydrostatic-transmission.com

Sperry Vickers Hydraulic Vane Pump V100/200/300/400/500/V2P Series Seals and end covers When you start to the part where the shaft seal needs to be installed, check where the right position for sealing lip.  Double lip seals are put together with the spring toward the pumping cartridge. Single lip seals contain two pressure holes that are put in toward the shaft seal end of the pump. Then press the seal tightly into place and grease the lip with petroleum jelly or some type of grease that complies with the system fluid.  Put the drive shaft into the body until you know...

At our Hydrostatic Pump Repair Site, we offer many types of Hydrostatic Transmission Repair and information relating to Hydrostatic PartsToday we will discuss: Sundstrand Sauer Danfoss Series 90 – General Info Cleanliness is a key means of making sure that your hydraulic pump last for a long time. You will need to clean parts using a diluent to properly clean parts and use adequate time to let them dry. And you will need to keep them in an area that is dust, dirt and chemicals free away from parts. Make sure all seals are protected from contamination.Parts that have motion...

At our Hydrostatic Pump Repair Site, we offer many types of Hydrostatic Transmission Repair and information relating to Hydrostatic PartsToday we will discuss Sundstrand Sauer Danfoss Series 90 – Journal Bearing and Cylinder Spring If the bearing is put in right, the bearing will be tightly up against to .020 in. below the valve plate of the end cap. If it is a new bearing that you are putting in, the bearing needs to be sized with the right arbor to make sure the minimum bore diameter is correct. Be easy putting in, carefully pressing the arbor in the bearing...

At our Hydrostatic Pump Repair Site, we offer many types of Hydrostatic Transmission Repair and information relating to Hydrostatic PartsToday we will discuss; Variable Displacement Axial Piston Motor The displacement of an axial piston motor or any piston motor, is decided by the distance the pistons are refashioned in the cylinder barrel. The swashplate angle controls this distance in an axial piston motor, you will need to change the angle of the swashplate to modify the piston stroke and motor displacement. A Large swashplate angle- the pistons have a long stroke within the cylinder barrel. A Small swashplate angle-the pistons...