• John Deere Crawler 755B Torque Values (Metric)
    John Deere Crawler 755B Torque Values (Metric)
    Comments Off on John Deere Crawler 755B Torque Values (Metric)

    We deal with all Makes and Models of Tractors, Excavators, Backhoes, Crawler and so much more. We get asked all kinds of questions, so today we are talking about torque values in metric measurements. Here is a chart with those torque values on it. It tells about using the right cap screw, bolts and fasteners…

    Read more
  • Sundstrand Sauer Double Row Deep Groove Ball Bearings
    Sundstrand Sauer Double Row Deep Groove Ball Bearings
    Comments Off on Sundstrand Sauer Double Row Deep Groove Ball Bearings

    We will be discussing ball bearings. This is just one of many types. Double Row Deep Groove Ball Bearing The Double Row Deep Groove Ball Bearing embodies the same principle of design as the single row bearing. However, the grooves for the two rows of balls are so positioned that the load lines through the…

    Read more
  • Sundstrand Series 20 Fixed Motor Reversed Diagram
    Sundstrand Series 20 Fixed Motor Reversed Diagram
    Comments Off on Sundstrand Series 20 Fixed Motor Reversed Diagram

    This diagram breakdown gives you an exploded view of the motor and may help you understand the inner workings of the unit. If you need questions answered about your motor unit, we can help you with that. We also do repairs, rebuild, replacement parts or maybe you need a whole new unit. We are here…

    Read more
  • Different types of Pressure Limits on Pumps & Motors
    Different types of Pressure Limits on Pumps & Motors
    Comments Off on Different types of Pressure Limits on Pumps & Motors

    Our discussion today will be about Pressure Limits and the different kinds of limits it puts on pumps and motors Pressure Limits: 1) Closed Loop Circuit- The highest pressure in the closed loop circuit is bridled by a high pressure relief valve to a valve that is not greater than 5000 PSI. The gauge pressure…

    Read more
  • John Deere Crawler 755B – Assembly of Track Roller
    John Deere Crawler 755B – Assembly of Track Roller
    Comments Off on John Deere Crawler 755B – Assembly of Track Roller

    Today our topic of discussion is on a John Deere 755B Crawler: Assembly of Track Roller 1) Align dowel pin with the bushing flange hole and press bushings into the case. If dowel pins and holes want align, use procedures A and B. a) Heat bushings case (3) to 300 degree F (149 degrees C)…

    Read more
  • Reconditioning and Replacement of Parts
    Reconditioning and Replacement of Parts
    Comments Off on Reconditioning and Replacement of Parts

    Passages are drilled in the servo piston to vent the upper servo cavity to the housing. If the motor is equipped to utilize control pressure on both sides of the servo piston, one of these passages is plugged with a mandrel expansion plug. If the motor is equipped with an auxiliary drive, the shaft seal…

    Read more
  • Circuits & Characteristics of Sundstrand Series 20 Pump/Motor
    Circuits & Characteristics of Sundstrand Series 20 Pump/Motor
    Comments Off on Circuits & Characteristics of Sundstrand Series 20 Pump/Motor

    In our discussion today we will talk about Circuits and their differences In hydrostatic transmissions there are 4 components involved: Fixed Displacement Motor Fixed Displacement Pump Variable Displacement Motor Variable Displacement Motor And these can be combined into 4 circuits Variable Displacement Pump driving a Variable Displacement Motor Variable Displacement Pump driving a Fixed Displacement…

    Read more
  • Different Types of Hydraulic Fluid
    Different Types of Hydraulic Fluid
    Comments Off on Different Types of Hydraulic Fluid

    Hydrostatic Pump Repair would like to discuss different types of hydraulic fluids to put in your equipment. Characteristics of the fluid selected should include: Viscosity Oxidation Thermal Stability Shear Stability Low Temperature Fluidity Anti-wear Anti-corrosion Anti-foam Seal Conditioning for Buna-N & Viton Elastomers The following types of fluids have been used successfully in the hydrostatic…

    Read more
  • How a Reservoir Works and Types
    How a Reservoir Works and Types
    Comments Off on How a Reservoir Works and Types

    Hydrostatic Transmission Service would like to talk about Reservoirs and the different types and its importance: Industrial reservoirs come in a variety of styles among which are the L shaped,overhead and the conventional reservoir. Besides acting as a fluid container, a reservoir serves also to cool the fluid, to allow contamination to settle out and…

    Read more
  • Common Types of Cylinders
    Common Types of Cylinders
    Comments Off on Common Types of Cylinders

    We will discussing Hydraulic Cylinders Single Acting Cylinders A cylinder in which fluid pressure is applied to the movable element in only one direction. Ram Cylinders A cylinder in which the movable element has the same cross-sectional area as the piston rod. Double Acting Cylinder A cylinder in which fluid pressure is applied to the…

    Read more

Back to Top