Hydrostatic Transmission Service

Denison Model E Series P46P Hydraulic Piston Pump – Variable Displacement & Auxiliary Assy
July 23, 2019 Comments Off on Denison Model E Series P46P Hydraulic Piston Pump – Variable Displacement & Auxiliary Assy

Denison Model E Series P46P Hydraulic Piston Pump Variable Displacement w/Auxiliary Package Diagram breakdown and chart for parts list for SD-01288 And for future ref on item 24 Face plate P/N 035-49824 Plate pin p/n 035-49826 This is just a breakdown for this pump and a parts list for it as well. This comes in…
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Eaton Hydraulic Series 76 Variable Motor Stroking Valve Control
July 18, 2019 Comments Off on Eaton Hydraulic Series 76 Variable Motor Stroking Valve Control

Eaton Hydraulic Series 76 Variable Motor Stroking Valve Control This stroking valve is a solenoid that is managed by a (12 volt dc) valve that works on models 33- 76 series. The valve helps the motor to it’s highest displacement or to the lowest displacement. The valve has a 2 position, 4 way valve that…
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Sundstrand Sauer Danfoss Series 40 M46, M25/35/44 Trunnion Lip Seal
July 17, 2019 Comments Off on Sundstrand Sauer Danfoss Series 40 M46, M25/35/44 Trunnion Lip Seal

Sundstrand Sauer Danfoss Series 40 M46 Trunnion Lip Seal This will affect the Series 40- M25, M35 and M44 pumps and variable motors. Made a change to the trunnion seal design by the dust lip to be extended, giving more system centering tolerance and a little more lead way when it is being put in….
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Denison Hydraulic Pump Barrel & Bearing Assy Part ll
July 11, 2019 Comments Off on Denison Hydraulic Pump Barrel & Bearing Assy Part ll

Denison Hydraulic Pump Barrel & Bearing Assy Part ll In this part we will be talking about he bearing. Put the inner race of the bearing (1) that have the seven tapped holes up, (making sure your barrel and all parts are clean). Pu the barrel assy (2) on the inner race with the ports…
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Specialized Bearings – Importance of A Thrust Bearing
July 9, 2019 Comments Off on Specialized Bearings – Importance of A Thrust Bearing

Specialized Bearings – Thrust Bearing These bearings are made to handle oversized loads or combo radial or axial loads. The thrust bearings usually carry the straight axial loads. There is no limit as to what these bearings can handle. This diagram shows a cutaway view of a thrust bearing. Has three parts. The shaft is…
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Sundstrand Sauer Danfoss Series 15 – Procedures to Properly Take Care of Your Reservoir
June 27, 2019 Comments Off on Sundstrand Sauer Danfoss Series 15 – Procedures to Properly Take Care of Your Reservoir

Sundstrand Sauer Danfoss Series 15 Maintenance on Reservoirs Maintenance Suggestions for your system. Fluid If you have a sealed reservoir, the hydraulic fluid should be changed every 2000 hrs of operation. Should it be an open reservoir, the hydraulic fluid needs to be changed every 500 hrs. The reservoir needs to be free of any…
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P50/75 Hydraulic Pumps – Dry Valves
June 26, 2019 Comments Off on P50/75 Hydraulic Pumps – Dry Valves

P50/75 Hydraulic Pumps – Dry Valves These pumps are very reliable. The P50 and P75 models are rated for 2500 PSI, while the P51/P76 are rated for 3000 PSI. They get rid of the need for clutch assy. It has full pump displacement up to 90 gpm while it is in working practice. This valve is…
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Eaton MDC With Neutral Detent on a 76 Series Unit
June 24, 2019 Comments Off on Eaton MDC With Neutral Detent on a 76 Series Unit

Eaton MDC With Neutral Detent on a 76 Series Unit When the transmission is in neutral, it will give you a sense of positive centered feeling to the handle on the mdc valve letting the operator know it is in position. This detent lets the operator know where it is and makes sure the pump…
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Eaton Series 76 Hydraulic Remote Pressure Override Control
June 21, 2019 Comments Off on Eaton Series 76 Hydraulic Remote Pressure Override Control

Eaton Series 76 Hydraulic Remote Pressure Override Control You an adjust this control to give it the means to do this remotely on the settings. You can use the settings in different processes from limiting overloads and heat. This valve is a standard control, so it will have ease of operation. The minimum pressure…
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Eaton Series 76 Hydraulic Controls – Destroke & Anti Stall Control
June 20, 2019 Comments Off on Eaton Series 76 Hydraulic Controls – Destroke & Anti Stall Control

Eaton Series 76 Hydraulic Controls – Destroke & Anti Stall Control This control is a solenoid valve that is put on a regular variable pump control. When it is stimulated, the valve cross ports control pressure lets the centering springs to get the pump out of stroke. It can be vamped up with a single…
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