AutoFlo 400BP Humidifier "humidistat test" Questions

on humidistat none out when I jump the to brown wires on the humidifier it runs do I need 24v out of the humidistat? do you have a test mode on your humidistat? does it turn on when you put it to test

connect two wires at humidifier without any wirng connected if works problem is in wiring or humidistat Aprilaire 700a has blue light on humidistat but no numerical display. Operates only in test mode

...Test the humidistat-- by taking one of the wires off one of the screws, and touching it to the other- Does the unit come on?-- Then possibly the humidistat is bad. Let us know what you find Mack ...

...humidistat in the test position and did not hear the click and the fan did not kick on. I called for heat, tested the electrical connections. Nothing. The fan and water control work as I crossed the ...

...humidistat clicks but the solenoid never does. Any ideas what to test next? Everything else in the chain is working (checked filter, saddle valve, and blew through top part to make sure there were no ...

...test' position. Outside sensor is hooked up to humidistat: The following voltage checks were performed:( while on and demanding heat): - voltage from transformer to humidistat = 27 volts - voltage ...

...As soon as the heat turns on water begins flowing through the filter even though I have the humidistat turned to off. If I turn the humidtsta toabout 55% I hear a click and if I bring the ...

...humidistat. Quick test is to diconnect one humidistat wire and unit should never turn on. If it turns on, then it is not wired in series. If the water stops flowing when the voltage is not on, but ...

...test it...if you have an OHM meter, set it to resistance and disconnect the humidstat. With the humidistat set all way on, you should get 0 ohms, if not it is bad. You most likely have a wire not ...

...test/reset position. unit is configured for manual control. I assume the temp dial you are referring to is the humidistat. If it only works when you apply manual pressure. You have bad contactsin the ...