Texas Final Drive Shop Talk Blog

Understanding ISO 4406: The Basics

by Dr McCaslin | Nov 21, 2023 |

Contamination, hydraulic fluid, ISO 4406

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Your compact equipment and final drives depend on the smooth flow of hydraulic fluid to transmit power and control motion. However, the presence of contaminants in the hydraulic fluid can adversely affect not just system performance but its longevity as well. And that is where ISO 4406 comes into play.

In this Shop Talk Blog post, you’ll learn why cleanliness codes should be important to you, followed by what the ISO 4406 digit codes represent.

Here are a few other Shop Talk Blog posts you might find helpful ...

Basics of Synthetic Hydraulic Fluid

by Dr McCaslin | Mar 17, 2022 |

Final Drive Motor Seals, Leaks, hydraulic fluid, hydraulic oil

1 Comment

In our last blog post, we talked about the three different categories of hydraulic fluid: petroleum-based, synthetic, and water-based. Our focus for this post will be an overview of synthetic hydraulic fluid.

Here are the other Shop Talk Blog posts in this series:

3 Basic Types of Hydraulic Fluid

3 Basic Types of Hydraulic Fluid

by Jim Strong | Mar 12, 2022 |

hydraulic fluid

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There are a ton of different hydraulic fluids on the market -- how do you know which one is the right one for your equipment? In this Shop Talk Blog post, we're going to look at the three basic types of hydraulic fluid. And expect some more blog posts on the subject!

Here are a few other Shop Talk Blog posts you might be interested in:

Restoring Water-Damaged Compact Equipment

by Jim Strong | Sep 09, 2021 |

hydraulic fluid, hydraulic flush, planetary flush

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If your compact equipment was damaged by floodwaters, here are some tips on how to address the damage.

Here are some additional Shop Talk blog posts you might find interesting:

Water Contamination: Ingression, Removal, and Prevention

by Dr McCaslin | Aug 06, 2021 |

hydraulic fluid, Hydraulic Contamination, Water Contamination

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We've talked about foaming hydraulic fluid, but what if it's cloudy? Then your problem is water contamination. Read on how to learn its effects, how it gets in, how to remove, and how to prevent it.

Here are a few other blog posts you might find of interest:

Entrained Air: Basic Facts You Need to Know

by Jim Strong | Jul 21, 2021 |

Hydraulic Lines, hydraulic fluid, Hydraulic Contamination

0 Comments

The most problematic form of hydraulic air contamination is entrained air. In this post, we talk about why it's a problem, what causes it, and how you can prevent it.

Foaming Hydraulic Fluid: What You Need to Know

by Dr McCaslin | Jul 15, 2021 |

Hydraulic Filters, hydraulic fluid, Hydraulic Contamination

4 Comments

Foaming hydraulic fluid isn't a big deal, right? Well, you might want to think again. If left unaddressed, it can lead to problems that can even affect your final drive motor. Here are the basics on foaming and what you can do about it.

This is the second of a multi-part series about air contamination of hydraulic fluid.

Here is Part 1: Types of Air Contamination in Hydraulics

Here are a few other Shop Talk Blog posts you might find helpful:

Commonly Asked Questions About Hydraulic Fluid Analysis

by Dr McCaslin | May 30, 2020 |

Contamination, hydraulic fluid, Hydraulic Contamination

0 Comments

Quite a few things can happen to the hydraulic fluid that powers your compact equipment, including contamination and aging. Even if you don’t have a fleet of equipment you’re responsible for, you still need to know the basics about hydraulic fluid analysis. To that end, here are answers to five commonly asked questions about hydraulic fluid analysis.

Here are a few other blog posts you might be interested in ...

Winterizing Construction Equipment

by Dr McCaslin | Nov 15, 2019 |

Final Drive Motor Seals, Leaks, Hydraulic Lines, hydraulic fluid, Winter, Tires

1 Comment

It's suddenly gotten pretty cold here in Texas where we are located, but we have customers from all of the country that have to deal with cold weather issues at temperatures far lower than what we ever get. In this Shop Talk Blog post, we are going to take a look at how to keep your equipment running in genuinely cold weather.

Here are a few other posts you might find useful:

Danger of a Dry Starting a Hydraulic Motor

by Dr McCaslin | Jul 25, 2019 |

Final Drive Motors, Gear oil, Final Drive Installation, Warranty, hydraulic fluid

2 Comments

Did you know you can invalidate the warranty of your final drive motor if you make the mistake of dry starting it after you’ve just installed it? Read on to learn what a dry start it, how it can damage your motor, and how to keep it from happening to you.

Here are a few additional posts you might be interested in ...

Shop Talk Blog

Understanding ISO 4406: The Basics

Basics of Synthetic Hydraulic Fluid

3 Basic Types of Hydraulic Fluid

Restoring Water-Damaged Compact Equipment

Water Contamination: Ingression, Removal, and Prevention

Entrained Air: Basic Facts You Need to Know

Foaming Hydraulic Fluid: What You Need to Know

Commonly Asked Questions About Hydraulic Fluid Analysis

Winterizing Construction Equipment

Danger of a Dry Starting a Hydraulic Motor

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