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Because it has two controllers. The previous user moved the 2nd controller outside as noted in the manual. But I cannot seem to re install it. I am on number 6 after Controller turns on but no power to compressor. I hope this makes sense...

Yes the chiller already has power, The main 40 amp 220 power to the chiler, as well as the two temperature controllers, however the power is being stopped in the chiller after the first controller. I may just have to break down and call an hvac person because I have tried many different ways to...

Is there an easy way to determine my supply voltage? And a further explanation of what that is. This controller is powered on by means of a standard wall outlet (on the far right block using the inputs labeled 120 and common). But the chiller is installed on 220. I have a few live wires I can...

Hello, I am looking for help wiring a Ranco ETC temp controller back on to a 5 ton CHillking Chiller. I am unsure which connections need to go where inside the ranco controller . Power and temp are on but I do not know how to use the ranco controller to turn on the compressor, what to connect to...