If your compact track loader or skid steer has started making unusual noises, don’t ignore it. Strange sounds are one of the first signs that something may be going wrong inside your final drive motor. And if you catch the problem early, you might be able to avoid costly repairs—or worse, a complete failure that brings your jobsite to a halt.
In order to interpret hydraulic circuit diagrams, it's important to know what the basic symbols are and what they mean. This post is meant for beginners, but can also serve as a good review and reference for those more experienced with reading hydraulic schematics.
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Do you remember the definition of pressure? How about the difference between gage and absolute pressure? What about pressure units? It's always worth a quick review!
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When it comes to technical advice, the Shop Talk Blog tries to focus on mobile hydraulic equipment such as skid steers, CTLs, and excavators. We do try to cover some topics that are related to hydraulics but not necessarily directly tied to compact equipment. In this blog post, we are doing just that with some examples of interesting places to find hydraulic systems at work.
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Hydraulic lines, whether they are stiff pipes or flexible hoses, act as a key part of the circulatory system for your hydraulic machines. Here are some hints and tips for dealing with the hydraulic hoses that connect your final drive to your machine’s hydraulic system.
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Hydraulic fluids are the lifeblood of your hydraulic system. As such, they need unique properties that support lubrication, incompressibility, corrosion resistance, and heat transfer. In this Shop Talk Blog post, we are going to talk about the different types of hydraulic fluid used in construction equipment, but we’ll start with a quick history lesson.
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Travel motor, drive motor, wheel motor, propel motor, track drive, final drive motor -- all these terms refer to different types of hydraulic motors used to propel mobile equipment. In this Shop Talk Blog post, we are going to review some terms related to hydraulic motors that it would be a good idea for you to know. You may know them already, but a good review is always in order.
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Hot hydraulic fluid can be one of the causes of an overheating final drive motor. If your hydraulic fluid is running at a higher than normal temperature then it can cause problems for your entire hydraulic system. In this Shop Talk Blog post, we are going to talk about what can cause hydraulic fluid to overheat.
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Your final drive is just one of many components that make up the hydraulic system on your machine. All those components share the same hydraulic fluid. If contamination enters at one point in the system, you run the risk of it causing damage to other parts of the system. That’s why it is so critical to you do your best to prevent hydraulic contamination. In an ideal world, you would only open up the hydraulic system in a clean environment -- but we realize that isn’t always realistic. Here are some practical hints and tips to help you prevent hydraulic contamination.
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Hydraulic fluid, sometimes referred to as hydraulic oil, is the medium used to transmit power in hydraulic systems. It is a complex liquid that has to serve many different purposes and posses many different characteristics. In this Shop Talk Blog post, we are going to discuss the nature of hydraulic fluid, including what it’s made from, what properties it needs to have, and what fundamental properties makes it work so well.
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