We use cookies and similar web technologies to recognize your repeat website visits and preferences and to analyze traffic. To learn more about cookies, including steps for disabling, view our Privacy Policy. By clicking “I Accept” on this banner you consent to the use of cookies unless you disable them.

Video training for engine cooling system service

How does an engine cooling system work? How do you replace a semi truck's fan clutch? What's the best way to rebuild one? Horton's video training library is continually updated to answer these questions and more.

Subscribe to Horton's YouTube channel for more videos

Heavy duty engine cooling systems, explained

It’s not the sexiest part of the truck. In fact, it often goes overlooked. But the engine cooling system has a significant impact on fuel economy, horsepower, emissions, driver comfort and – most importantly for owners and operators – uptime.

How fan clutches impact engine performance

The fan is one of the most recognizable components on an engine, but did you know the clutch that turns it has the bigger impact on performance?

The different fan options for heavy-duty engines

An engine fan’s purpose is simple: keep the truck’s engine and supporting components cool. But the type of fan used, how fast it spins and how often it’s used have a huge impact on fuel economy, engine efficiency and driver comfort.

Understanding variable-speed fan drives

In the trucking world, viscous fan drives are the way of the future when it comes to engine cooling. Viscous fan drives communicate directly with the engine computer to precisely control fan speed to meet cooling requirements.

How to perform preventive maintenance on a semi-truck engine cooling system

If a fan clutch fails, there are plenty of options to replace it. But with preventive maintenance, you can detect and solve potential problems well before they put a customer’s truck out of commission.

Preventive maintenance for pneumatic friction fan clutches

Pneumatic and friction fan clutches are noted for their simplicity. They’ve also withstood the test of time and are on a lot of the trucks you see on the road and in the shop.

How to install the Horton K32 Dual Pilot fan clutch

With two fan pilot options, the K32 Dual Pilot replaces a variety of KYSOR®-style fan clutches. 

How to rebuild a Horton DM Advantage fan clutch using a repair kit

The Horton DM Advantage on-off fan clutch is spring-engaged and air-disengaged, making it a simple component to repair and replace. It’s also one of the most popular engine cooling parts on the road today.

How to replace a Horton DM Advantage fan clutch

Horton DM Advantage On/Off and Two-Speed fan clutches are two of the most-used engine cooling parts on the road today. They’re also some of the simplest to replace.

How to rebuild a Horton HT/S Advantage with a repair kit

Horton’s vintage HT/S Advantage fan clutch is found on many middle-aged to older truck models.

How to replace the fan clutch on a Freightliner M2 with a Cummins ISB engine

One simple way to increase uptime is by upgrading your truck's cooling system. In this video, Horton on-highway engine cooling expert Mat Stahl shows how to change out the fan clutch on a Freightliner M2 with a Cummins ISB engine -- one of the more popular models on the road today.