Imagine a rubber-wheeled front loader that is more than 20 feet high, can lift the equivalent of 30 cars over its head, has a hoist capacity of 80 tons, and has tires that weigh 7 tons. That is an accurate description of the world's biggest front-end loader, the LeTourneau L-2350 -- the topic of this Shop Talk Blog post!
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Final drive motors are hydraulic motors with a speed reducing, torque multiplying planetary gear set. In this Shop Talk Blog post, we’ll talk about planetary gear sets, the parts that make them up, and how they work. We'll also look at some examples taken from actual final drives and then discuss how to maintain your gearbox.
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In this Shop Talk Blog, our focus is going to be on the basics of grease as a lubricant. We’ll try to answer some of the most common questions about grease, such as what it is, what it does, and where it is used. We’ll also talk about shear thinning and whether you can substitute grease for oil.
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Your mini excavator is the key piece of equipment in a major project with a very fussy client. Everything is going according to schedule, and it looks like there will be no problem in meeting the deadline coming up in just two days. That is, until something whizzes by you while you're inspecting some recent work on site. You rush over there to take a look at what flew by and recognize it as the cover plate off the travel motor on your excavator. Your worst nightmare about final drives and travel motors has just come to life.
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Excavators go by quite a few names -- diggers, track hoes, 360s, JCBs, and even rubber ducks. There’s quite a bit of terminology that goes with excavators, too. That’s why we put together this list of 20 common terms related to excavators that everyone in the industry should know.
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Bearings are one of those components on your final drive motor that is eventually going to wear out. Sometimes, however, they wear out sooner than they should. In this Shop Talk Blog post, we are going to discuss what contributes to bearing failure and how you can maximize the life of your bearings.
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JCB has been a well-known manufacturer of construction equipment for many years. Like any company, it has some interesting facts in its background. For this Shop Talk Blog post, we’d like to share some of the cool things we found out about JCB during our research -- including how JCB is connected to the Teletubbies ...
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Do you know what the most common problem is for CAT excavator hydraulic motors? That's the topic of this Shop Talk Blog post, where we'll not only talk about the problem but how you can prevent it and save money in the process.
Hydraulic filters help to remove contaminants from your hydraulic fluid as it flows through the system. Many of these particles are so tiny they aren’t visible to the naked eye. But, that doesn’t mean they can’t wreak havoc on your hydraulic system, as well as your final drive motors. In this Shop Talk Blog post, our focus will be on reviewing the basics of hydraulic filters.
Here are a few more posts you might find useful ...
You’ve taken the cover plate off your final drive, and now you're looking at the gears in the planetary hub. How do you know when to replace those gears? In this Shop Talk Blog post, that’s precisely what we are going to discuss: signs that your gears are wearing out.
