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Posted by HeatPro on December 04, 2007 at 15:05:07:
In Reply to: RA889A posted by Mark Bassin on December 04, 2007 at 13:58:47:
show that X1 and X2 would close to activate a millivolt system. An ohmmeter would show that they close if all is working properly when R(T) and W(T ) are jumped.
If there is no action, something is broken.
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