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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

El Valor de un Sencillo Símbolo Hidráulico
Resolviendo Problemas de Sobrecalentamiento en Sistemas Hidraulicos
Una Selección Correcta de Conexiones: La Clave Para Una Instalación Hidráulica Libre de Fugas
Determinando la Condición de una Bomba Hidráulica, Utilizando el Concepto de Eficiencia Volumétrica
Combatiendo la Contaminación con Aire de un Fluido Hidráulico
Combatiendo la Contaminación con Agua de un Fluido Hidráulico

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 winch drive calculations
Orifices in hydraulic systems
Velocity and pressure drop in hydraulic pipes and hoses

TECHNICAL REFERENCE DATA

Conversion factor tables
Hydraulic fitting thread data
Hydraulic gear pump displacement calculation
Hydraulic seal sizes for SAE flanges and threaded adaptors
Hydraulic symbols
Hydraulic vane pump displacement calculation
Pressure rating of hydraulic tubing
SAE hydraulic hose specifications
SAE hydraulic port flange dimensions
SAE hydraulic pump and motor mounting flange and shaft dimensions

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Insider Secrets to Hydraulics "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

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