Hydraulic Tutorials


	Keep abreast of hydraulic maintenance issues with Machinery Lubrication magazine. Click here to claim a free subscription.

Hydraulics

hydraulic technical library

Hydraulic maintenance tips, application formulas and guidelines, conversions and
other technical data designed to help you solve your hydraulic problems.

Warning!

High pressure fluid is present in operational hydraulic systems. Fluids under high pressure are dangerous and can cause serious injury or death. Do not make modifications, repairs or adjustments to any hydraulic system unless you are competent or working under competent supervision. If in doubt consult a qualified technician or engineer.

MAINTENANCE AND TROUBLESHOOTING

Hydraulic equipment maintenance - why it's so important
Anatomy of a hydraulic pump failure
Hydraulic cylinder failure caused by the diesel effect
Hydraulic ram leak caused by operator error
Hydraulic pump and motor case drains - filter with caution
The value of the humble hydraulic symbol
Controlling decompression in hydraulic press circuits
Hydraulic cylinder rods turn black
Determining hydraulic pump condition using volumetric efficiency
Hydraulic system overheating problems
Hydraulic cylinders - checking rod straightness
Hydraulic pump life cut short by particle contamination
Hydraulic press failure illustrates the importance of scheduling change-outs
Hydraulic motors - how dry starts damage them
Hydraulic valves - preventing cavitation damage
Hydraulic hose - failure costs and prevention
Hydraulic system troubleshooting - check the easy things first
Proactive maintenance for hydraulic cylinders
Hydraulic fitting selection the key to leak-free hydraulic plumbing
Converting 37-degree hydraulic fittings into zero-leak connections
Common causes of hydraulic seal failure in cylinders
Hydraulic filters that do more harm than good - Part 1
Hydraulic filters that do more harm than good - Part 2
Hydraulic filters that do more harm than good - Part 3
Hydraulic power unit problem highlights the value of hydraulic pump testing
Adding hydraulic oil - without the dirt
Hydraulic fluid - getting the viscosity right
High hydraulic fluid temperature - how it causes premature failures
Biodegradable hydraulic fluid - its application and use
Hydrostatic transmissions - making sense of case drain flow - Part 1
Hydrostatic transmissions - making sense of case drain flow - Part 2
Hydrostatic transmissions - making sense of case drain flow - Part 3
Temperature shock of hydraulic components and how to avoid it
Configuring mobile hydraulic valves using power beyond
The true cost of hydraulic oil leaks
Hydraulic system oil types and manufacturers' recommendations
Which hydraulic oil should I use?
Reducing hydraulic system noise
Hydraulic repair using aftermarket hydraulic parts
Dealing with water in hydraulic fluid
Hydraulic troubleshooting basics
Dealing with air contamination of hydraulic fluid
Understanding hydraulic load sensing control
Flushing hydraulic systems
The anatomy of hydraulic vane pump failure
Pressure intensification in hydraulic cylinders
Testing hydraulic cylinders
Reducing hydraulic cylinder repair costs
Dealing with bent hydraulic cylinder rods
Understanding hydrostatic balance
Hydraulic filter condition monitoring
How to avoid hydraulic troubleshooting mistakes
Power saving with hydraulic load sensing control
Dealing with hydraulic and pneumatic leaks
Sourcing aftermarket hydraulic components
Nailing hydraulic logic element leakage
Putting the brake on water hammer in hydraulics
Priority number one in hydraulics maintenance
Make sure YOU know the 'animal' you're dealing with
Solving hydraulic cylinder squeal
Storing hydraulic cylinders - safely
Storing hydraulic cylinders - Part 2
How well do YOU know YOUR hydraulic equipment?
Anatomy of a hydraulic maintenance failure
Is this problem destroying your hydrostatic transmission?
A serious consequence of over-pressurizing your hydraulic system
Hydraulic equipment reliability - begin with the end in mind
Hydraulic equipment reliability - begin with the end in mind - Part 2
A strange hydraulics problem - but true!
Troubleshooting hydraulic cylinder drift
An important fact about hydraulic spool valves
Hydraulic troubleshooting: do as I say - not as I do
Confessions of a hydraulic equipment manufacturer
If you have to change your hydraulic oil - then do this ...
If you HAVE to change your hydraulic oil ... part 2
The effect of temperature on static hydraulic pressure
Mechatronics and what it means for hydraulics
Are you sure your hydraulic machine is broken?
How to consolidate your hydraulic oil inventory
How to make your hydraulic oil last longer
Hydraulic maintenance lessons from the Qantas mid-air emergency
A popular myth about hydraulic cylinders - exploded!
One type of hydraulic system you don't want
Hydraulic troubleshooting tools
Thermal expansion and pressure intensification in hydraulic cylinders
Straight talk about bent hydraulic cylinder rods
Would you pass this simple hydraulics test?

El Valor de un Sencillo S�mbolo Hidr�ulico
Resolviendo Problemas de Sobrecalentamiento en Sistemas Hidraulicos
Una Selecci�n Correcta de Conexiones: La Clave Para Una Instalaci�n Hidr�ulica Libre de Fugas
Determinando la Condici�n de una Bomba Hidr�ulica, Utilizando el Concepto de Eficiencia Volum�trica
Combatiendo la Contaminaci�n con Aire de un Fluido Hidr�ulico
Combatiendo la Contaminaci�n con Agua de un Fluido Hidr�ulico

APPLICATION GUIDELINES AND FORMULAS

Hydraulic accumulators

Hydraulic cooling and heating

Hydraulic cylinders

Hydraulic drive calculations for vehicles

Hydraulic filters

Hydraulic fluids

Hydraulic pumps and motors

Hydraulic reservoirs

Hydraulic valves

Hydraulic winch drive calculations

Orifices in hydraulic systems

Velocity and pressure drop in hydraulic hoses and pipes

TECHNICAL REFERENCE DATA

Conversion factor tables

Hydraulic fittings

Hydraulic gear pump displacement calculation

Hydraulic vane pump displacement calculation

SAE hydraulic port flange dimensions

SAE hydraulic pump and motor mounting flange and shaft dimensions

Your use of this site acknowledges acceptance of our terms and conditions of use.

"This book has the potential to save many organizations lots of money. It should be on the bookshelf of every engineer, supervisor, planner and technician that deals with hydraulic equipment... it's worth its weight in gold." Find out more

Alexander (Sandy) Dunn
Plant Maintenance Resource Center

HydraulicSupermarket.com
email: info@HydraulicSupermarket.com
Terms of Use | Privacy Statement | Security Statement