Replace dually wheel valve stems with Crossfire brand tire pressure unit

mattnor

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RV LIFE Pro
Joined
Jul 23, 2019
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Has anyone with a rear Duelly setup changed out their 2 valve stem setup for a single interconnected Crossfire setup ?
I’ve had 2 instances where the inner valve extender has failed ( no pressure loss however), and this unit is more like big rig setups and gets rid of the 2 long valve stems altogether.
 

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Interesting. I was curious how it handles leaks and blowouts:

BLOWOUT AND LEAKS​

Crossfire has a safety feature that automatically isolates the “good” tire in the event of a blowout. When a blowout occurs, the internal safety valve closes immediately with only a slight loss of pressure to the “good” tire.​

In slow leak situations, the valve isolates both tires after a pressure drop of approximately 10 P.S.I.​
 
I was ready to order a set but discovered that it works only at the pressure listed. The lowest pressure I could find was 80 psi, and our van specifies 60 psi for all the tires including the rear duals.
 
Actually, I’ve ordered and will have installed shortly, a set that is 65 psi measured, made by Crossfire that includes 2 “T Fittings “ for my TPMS sensors as well. I generally start with 61 psi in fronts and 65 psi in rear Cold each morning, so initially the fronts will indicate “ under inflated” on the display and Rears will show at 65 psi. Both will of course show over that 65psi as they all warm up during driving. That’s fine and expected, as I’m really buying these to use the single point filling and both sets of duels sharing the same psi thru out the day, to make the ride better and ensure pressures among all the rear tires stay the same.
 

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