Rivet Master
2015 30' International
2009 27' FB International
2007 25' Safari
Currently Looking...
Greensboro
, North Carolina
Join Date: Aug 2008
Posts: 1,564
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Multiple topics....
It is always sad when one of us is injured, suffers from an illness, or passes. This case is apparently related to the failure of a front tire on a moho, and the result was quite severe.
As I drove a 41,000 lb moho for about four years, 51,000 miles, used TPMS for about two and a half years, I have a comment.
I learned the front tires which were 112/114 psi, cold (Driver/Pass side), rose to about 120-125 psi as they warmed up. Front axle was carrying about 14,000 lbs, as I remember. Rear duals and TAG were set 100/102 psi, and carried about 27,000 lbs. Far less pressure build up and heat in the six at the rear.
However, the TPMS I used began to leak, the gaskets on the valve cap failed on at least two, allowing pressure loss, albeit seen on the monitor, but an extreme inconvenience, especially on the rear outer dual, which because of the valve stem configuration was a nightmare to add air.
Eventually I removed all the caps, checked pressures daily, and had only one problem on an inner dual with the valve stem actually becoming loose, allowing a small air loss over several days.
However, if anything is critical, it is observing the actual condition of the tires, inspecting for any signs of failure, and of course, monitoring the actual age of the tires, all of the above to reduce the risk of failure.
Because of the way I drive, my tires had over 40% tread at 51,000 miles. However, for the steer axle, this is about the maximum I allow, and had I not sold the moho (to return to the "trailer trash" folks...LOL) I would have purchased new fronts, potentially moving the old fronts to a rear position.
I have seen front blowouts on moho's, the results at best have been to rip out several thousands of dollars of body work, fender well, electronics, steps, and others. If one chooses to not use TPMS, then extra care is required to keep the safety factor where desired, including tire replacement long before it may be required by tread wear.
Hope the original OP's brother comes through is injury with the best prognosis.
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Happy trails and Good Luck
Ms Tommie Fantine Lauer, Greensboro, NC
AIR #31871 KQ3H
www.fantinesvoice.com
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