Home Online Training About Us Syllabus FAQ Resources Components
Resources for the Garnett Cross Hydraulic Maintenance Course available online
Hydraulic Principles
- Pascal's Law and Compressability of Oil

Hydraulic Oil Cleanliness
- Hydraulic Oil Filtration and Relative Micron Sizes

Hydraulic Hoses
- Hydraulic Hose Identification
- Hydraulic Hoses Notes

Hydraulic Cylinders
- Hydraulic Mill Cylinder Drawing
- Threaded Rod End Caps for Hydraulic Cylinder
- Hydraulic Cylinder with Center Piston Seal Drawing

Couplings
- Coupling between Prime mover and Pump or Hydraulic Motor and Device

Hydraulic Symbols
- Hydraulic Symbols - Set 1
- Hydraulic Symbols - Set 2
- Hydraulic Symbols - Set 3
- Hydraulic Symbols - Set 4

Pressure Control Valves
- Relief Valve
- Pilot Operated Relief Valve
- Pressure Reducing Valve
- Pilot Operated Pressure Reducing Valve

Hydraulic Directional Control Valves
- Solenoid Controlled Pilot Operated Directional Valve - Cross Section Drawing
- Soleniod Controlled Pilot Operated Directional Valve - Externally Piloted with Throttling Plate - Cross Section Drawing
- Soleniod Controlled Pilot Operated Directional Valve with Throttling Plate - Cross Section Drawing
- Solenoid Controlled Pilot Operated Valve Detailed Symbol
- Solenoid Controlled Pilot Operated Directional Valve - Simplified Symbol
- Soleniod Controlled Pilot Operated Directional Valve - Externally Piloted with Throttling Plate Circuit - Detailed Symbol
- Solenoid Controlled Pilot Operated - externally piloted - Simplified Symbol

Hydraulic Cylinders in Circuits
- Hydraulic Cylinders with Different Areas Connected In Parallel - Example
- Cylinder Systems
- Hydraulic Cylinder Circuit with 20 Litre Per Minute Pump - Exercise
- Hydraulic Cylinder Circuit with 90 Litre Per Minute Pump - Exercise
- Hydraulic Cylinder Controlled by Cartidge Valves
- Four Hydraulic Cylinder Set Speed Calculations with a Single Pump

Hydraulic Motor Circuits
- Motor Circuits

Hydraulic Hydrostatic Drives
- Closed Circuit Hydrostatic Drive System
- Hydrostatic Drive with Proportional Valve Controlling the Pump

Hydraulic System Design
- Hydraulic Formulae
- Parameter to Design a Hydraulic System - Formulae with Example
- Steps for Desiging a Hydraulic System

Hydraulic Reservoirs
- Frame Mounted Hydraulic Oil Reservoir Plan View and Cover Assembly
- Frame Mounted Hydraulic Oil Reservoir - Pump with Flooded Suction
- Suggested Design for Hydraulic Oil Reservoir

Hydraulic Accumulators
- Hydraulic Accumulator Circuit