News and Helpful Videos

Sundstrand hydraulic pump repair Services

Posted by Tammy Soper on

About Sundstrand In 1926, the Rockford Tool Company and Rockford Milling Machine Company merged to form Sundstrand Corporation in Rockford, Illinois. Up until 1959, when shareholders decided to alter the name to Sundstrand Corporation, the company was known as Sundstrand Machine Tool Company. Manufacturer of industrial and aerospace goods was Sundstrand. Industrial items comprised electric power producing systems, constant speed drives, and gas turbine engines, whilst emergency power and secondary power systems were included in aerospace products. It also owned and ran a technology company that offered the airline sector video and audio playback equipment as well as in-flight entertainment...

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Sundstrand Hydro Transmission Synchronous Drive For Conveyor Systems

Posted by Tammy Soper on

Sundstrand Hydro Transmission Synchronous Drive For Conveyor Systems Some conveyor systems need a constant speed to give consistent work results. They need to have the same speed, adjustable and the two end sections need to be worked independently for setup and belt changes.So each of these problems are ran by a variable pump/ fixed motor combo. The motor shaft speed is censored by a pulse pickup and fed back to a closed loop speed control. Then the control will decrease or increase its voltage signal to the EDC. The speed set point can be thru a potentiometer. Speed tolerances rely...

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Vickers Fixed Displacement Piston Motor Part 1

Posted by Tammy Soper on

Vickers Fixed Displacement Piston Motor Part 1 Part numbers that have a symbol out beside them come only in service kits.The shims provide .000-0.004 inch shaft end play. The shaft needs to be rotated under preload to align the bearing rollers at both ends before setting them into play.As a word of advise:Don’t grease seal parts. Instead clean thoroughly with clean system fluid. Orings need to be lubricated with viscosity improver “STP” or something similar.The shaft run out doesn’t need to be any longer than .002 inches. T.I.R.The slot in pin 172750 needs to be radial to shaft + or...

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Vickers Fixed Displacement Piston Motor Model Code Breakdown

Posted by Tammy Soper on

Vickers Fixed Displacement Piston Motor Model Code Breakdown This shows the importance of knowing your model code for your unit. It helps with not only identifying it, but it helps with ordering parts for replacement or if your unit needs to be repaired by a hydraulic shop or even ordering a new unit.It gives you a breakdown of what each part of the model code means.And if you need further help with this, call us at 800-361-0068or you can email us your pictures or questions about your unit.sales@hydrostatic-transmission.com

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Rexroth Fixed/Detachable Clevis & Universal Mounts

Posted by Tammy Soper on

The most widely used of all the mounts are the clevis or pin mounts. It has short strokes and medium/smaller cylinder procedures. The trunnion cap mount is used when the mount is applied when using stroke requirements causes the overall length to be too much. Pivot mounts needs to used when there is a pivot type rod end attachment. The charts below will show dimensions affected by rod diameter and those that are not affected. If you need further information on this topic, call us at 800-361-0068or send email to sales@hydrostatic-transmission.com

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