Tuesday, August 16, 2022

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Roger Marble

22 POSTS1 COMMENTS

RV Tire Safety: Uneven wear on trailer tires may not be due to defect

If you have one shoulder of a trailer tire showing more wear than the other, as seen here, you probably have camber wear. Unlike...

RV Tire Safety: Importance of reporting defective tires

I have asked RV owners who had tire failures if they reported the failures to NHTSA (National Highway Traffic Safety Administration) or to the...

RV Tire Safety: Setting inflation pressure step-by-step

While I have posted a number of times on how I would set tire pressure, this topic seems to be a recurring question. So...

RV Tire Safety: Do you “read the label” on your tires?

Do you read the label on your tires like you would read the labels in a grocery store? A question was posed on what...

RV Tire Safety: A tire failed. What should you do to prevent another one?

You just had a tire failure. Did you take appropriate action to prevent a reoccurrence? If someone has a problem with a tire, it would...

RV Tire Safety: More on adjusting tire pressure due to temperature changes

Here is a post I read recently about tire pressure and temperature changes: Very informative thread. If I may throw in my recent experience... One thing...

RV Tire Safety: Why is my TPMS giving different readings than my hand gauge?

This question was asked recently: "The readings between my TPMS and my quality tire gauge are always different. On cold days there is even...

RV Tire Safety: Correcting misinformation about tire inflation and load limits

Do you run your vehicle at or above engine redline? Why not? OK. As a tire design engineer and someone with RV tire experience,...

RV Tire Safety: Why aren’t there more tire recalls?

I have seen this question on an RV forum: "Why aren't there more tire recalls?" It was asked by someone complaining that there were...

RV Tire Safety: What margin to use for Low Pressure Warning on TPMS?

In response to a reader from Australia with a question on TPMS Low Pressure Warning level, I responded as follows. We need to separate the...

RV Tire Safety: Why do ST-type tires have more pressure gain than LT-type tires?

The main reason for ST-type trailer tires to gain more pressure than the LT tires, is that they are forced to support more load...

RV Tire Safety: Interply shear – Am I spreading fear?

On an RV forum I saw some posts about tire failures: There were some posts that mentioned the RV total weight capacity or Gross Vehicle...

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