my Chronotherm III reads "hold ac" and will not turn on the a/c unit. I replaced the batteries, but to no effect. Whether the thermostat is on the wall or off the wall, it reads the same. What is my problem.

Asked by Joe on 09/10/2014 1  Answer

ManualsOnline posted an answer 10 years, 2 months ago

The ManualsOnline team has found the manual for this product! We hope it helps solve your problem. Get the Manual Here

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