Originally Posted by Wet_Boots
You can get effective resistance readings with all the zone wiring still in place, because the controller triacs won't pass through the minute amount of voltage emanating from an ohmmeter of the modern solid-state variety.
And it's still worth having a clamparound that leaves all the wiring in place - saves time.
You always DISCONNECT THE COMMON shoes.
It is bad juju not to. Since i need the valve and the common free to connect the transmitter to for locating anyway it's just smart.
I may not fully test every clock but i always follow the same basic proceedure.
I am sure that with your gazillion thread posts that yov aren't so swamped that you can't loosen 1 screw.
Sorry shoes, that was mean.
Btw, most controllers don't have enough room to center the wire.
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