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Welcome to Side Dump How Tos—your resource hub for practical guides, videos and blog tutorials on your SmithCo side dump trailer. Whether you're learning the basics or troubleshooting everyday questions, these tutorials are designed to help you get the most out of your equipment.

Explore step-by-step instructions and tips from our side dump experts to help you improve safety, efficiency and performance in the field.

Still have questions? Reach out to our team.

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How to Find Your Side Dump Trailer VIN Number

If your VIN tag is missing, you can locate your four-digit serial number.

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How to Replace the Air Line Filter

The air line filter should be removed for cleaning and inspection during your scheduled periodic maintenance.

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How to Adjust the Levelling Valve

Learn how to adjust your ride height using the level ride valve on your SmithCo side dump trailer.

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How to Bleed Air from Your Hydraulic System

In the event that air is introduced into your hydraulic system, you will want to take the following steps to purge the air out of your hydraulic system.

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How to Adjust the Lift Axle Regulator

What to do to adjust your lift axle regulator and how to determine ground pressure.

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Keep Your Tires Performing with a Tire Inflation System

Proper tire maintenance is critical in the performance of all on-road equipment. Installing a tire inflation system on your side dump trailer is one way to reduce costs and keep...

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Placing and maintaining your hydraulic control valve

SmithCo helps customers understand the options for placement of the hydraulic control valve on their side dump trailer: truck-mount or trailer-mount.

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How to set up Lead Trailer Hydraulics

How to set up Lead Trailer Hydraulics for different Tractor configurations, including 4 Hose Hydraulic, Selector Valve, Electric Valve w/ Power Beyond, and Lead Unit/Power beyond.

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How To Bypass the Hydraulic Valve on Your Trailer

Follow these step-by-step instructions with images for removing the spool from a flow divider on Side Dump trailers from SmithCo.

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How to Remove the Spool From the Flow Divider

Here are images and step-by-step instructions for removing the hydraulic control valve from SmithCo Side Dump trailers.

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