[RE-wrenches] Pt valves as overheat control

[jay peltz]

Hi Chris,

Here is the mythbusters video.

http://www.youtube.com/watch?v=JmJoyuUJj2Q

jay
peltz power
On Nov 12, 2008, at 8:00 AM, Chris Meier wrote:

> 	Please do not forget any safety device in HVAC or plumbing is
> not designed to cycle open and close as a controller. They are  
> designed
> to fail and in a lot cases they are designed to fail once. After the  
> T/P
> opens it may never really reset which is ok because it will leak but  
> the
> P/T could also loss the calibration which means they can stay closed
> even if they should be open. In many cases this means the house is
> leveled when the explosion happens.
>
>
>
> Chris Meier
>
> Product Manager
>
> UniRac, Inc.
>
> 1411 Broadway Blvd. NE
>
> Albuquerque, NM   87102-1545
>
> Ph:  505-242-6411
>
> Fx:  505-242-6412
>
> Email:  chrism at unirac.com
>
> Web:   http://www.unirac.com
>