Hydraulic Steering & Hydrostatic Transmission with Troubleshooting

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The FP-MF300-VCLS-TS simulator is designed to help schools and colleges safely and effectively troubleshooting industrial and mobile hydraulic systems.

Spec Sheet

Educational Advantages
Hydraulic Steering System
Hydrostatic Transmission System

Designed to have students understanding every component found in a typical articulated vehicle’s steering, including dual steering cylinders
Designed to have students learning the hydrostatic transmission or closed-loop system
Designed to help schools and colleges overcome the critical shortage of highly-skilled hydraulic diagnostic technicians
Will aid an instructor in teaching students how to troubleshoot the following hydraulic steering system components:
○ Fixed displacement pump
○ Steering orbitrol valves
○ Priority flow dividers
○ Steering system’s main pressure relief valves
○ Dual cross-port relief valves
○ Single and dual steering cylinders
Will aid an instructor in teaching students how to troubleshoot the following hydrostatic transmission system components:
○ Transmission doesn’t operate in either direction – forward or reverse
○ Neutral is difficult or impossible to find
○ Transmission is overheating and lacks power
○ Transmission is sluggish

System teaches:

How a priority flow divider functions (bypass-type, pressure-compensated flow control)

How a steering orbitrol valve functions

How a steering system’s main pressure relief valve functions

How to set the steering system’s main pressure relief valve

How a dual cross-port relief valve functions

How to set dual cross port relief valves

How steering cylinders function

How to interpret symbols for the components in a typical hydraulic steering system

How to read the schematic for a typical hydraulic steering system

How to properly construct a typical steering system and make all the necessary pressure settings

How a steering pump with integral pressure relief and priority flow control functions

How dual, single-rod, double-acting steering cylinders function

Learn safety features including: safety pressure relief valve; breakaway rear wheels; breakway steering

Components Include:

Self-contained, fixed-displacement pump with 1HP, single-phase motor

Orbitrol steering valve – open-center

Control console with steering wheel

Main Pressure relief valve

Priority flow divider

Dual, single-rod, double-acting steering cylinders

Dual, cross-port relief valves with mono-block body

Safety relief valve

0-1000 PSI (0-69 bar) pressure gauge

Digital temperature gauge

Spin on/off filter with by-pass indicator

Transparent reservoir with isolator mountings

All-steel frame with powder-coat finish

Four (4) wheel casters with brakes

System teaches:

Understand advantages and disadvantages of hydrostatic drives

Learn typical applications for hydrostatic drives – industrial and mobile

How to interpret the hydraulic symbols for components in a typical hydrostatic transmission

How to read the hydraulic schematic for a typical hydrostatic transmission

Learn safety practices for operating, servicing, repairing, maintaining and troubleshooting hydrostatic transmissions

How a variable displacement, over-center pump works

Understand how work pump displacement controllers – manual, manual over hydraulic, and electronic over hydraulic

Learn proper external drain pump and motor pre-start-up and post start-up procedures

Learn the function and purpose of a charge pump

Learn the function and purpose of a charge pressure relief valve

How to properly set a charge pressure relief valve

Learn the function and purpose of the dual charge check valves

How to operate a typical hydrostatic transmission for:

System start-up

Charge circuit – neutral

Charge circuit – forward and reverse

Forward operation

Reverse operation

Low pressure loop operation

Dynamic braking

Case drain circuit

Cooling and filtering circuit

High-pressure relief valve operation

Learn proper and safe towing procedures for vehicles equipped with hydrostatic wheel drive systems

Understand the advantages and disadvantages of dual, parallel motors

Understand the advantages and disadvantages of dual, series motors

How the “dynamic braking” in a hydrostatic drive functions

How to construct a dual-parallel drive circuit

How to construct a dual-series drive circuit

Learn common pitfalls which lead to start-up failures on hydrostatic transmissions

Learn common pitfalls which lead to premature failure of hydrostatic transmissions

How to troubleshoot the following hydrostatic transmission system components:

Transmission doesn’t operate in either direction – forward or reverse

Neutral is difficult or impossible to find

Transmission is overheating and lacks power

Transmission is sluggish

Components Include:

1.5 HP electric motor: 115V single-phase, C-frame, 1750 RPM

Variable-displacement, over-center, axial-piston pump with manual operator

Cut-away of identical pump, which operates in tandem with the drive pump (allows students to study how an over-center pump works while it is operating)

Dual, fixed-displacement, bi-directional, gerotor-type hydraulic motors

Control console with manual pump displacement control lever

Panel-mounted 0-100 PSI (0-6.9 bar) charge pressure gauge

Dual, in-line, bi-directional flow meters

Spin on/off filter with by-pass indicator

Digital temperature gauge

Transparent reservoir with isolator mountings

Rear wheels are designed to move independently of axles to prevent safety hazards