Aprilaire 350 Humidifier "solenoid" Questions

When calling for heat and humidity I have 24v at the brown wires going to my Aprilaire, but the solenoid doesn't pick. Is it the control card or solenoid? Both are mounted on the Aprilaire unit. I ...

Solenoid won't open--voltage drops when connected to humidistat Our Aprilaire 600 humidifier's solenoid doesn't open, so no water ever goes through. I think I've isolated the problem to the solenoid ...

Low Voltage to Solenoid Hello-- I am having trouble with my AprilAire 600. I originally thought that my solenoid was failing but I took it apart and it seems fine. I then used a multimeter to test the

solenoid on Aprilaire 600 Last year I replaced a solenoid on my father's humidifier. Now both solenoids indicate they are not working (power and water-no flow). Is he doing something to the controls ...

I have a aprilaire model 700 humidifier every year I end up replacing a solenoid. This time I replaced the solenoid but it did not fix the problem. I hear a click at the humidstat but the humidifier ...

The solenoid for Model 600 was installed upside down--the inlet is closest to the floor. Is this OK? Also no in-line strainer. I confirmed water to the solenoid, but in Test mode w/ feeder tube ...

I have a Honeywell HE225A humidifier installed on my Trane furnace. Due to water noise the solenoid on the unit was disabled and a new solenoid was mounted in the rafters to eliminate the noise. This ...

no water going to humidifier I replaced filter. Not getting water past the solenoid at the base of humidifier. We have hard water here, could that have clogged the solenoid? Easy fix: Check the ...

water runs to the solenoid, but doesntt pass through it... Do I need a new solenoid? Check to see if you are getting 24 volts to the solenoid valve, if you are but the solenoid valve does not click ...

solenoid on Aprilaire whole house humidifier Solenoid (4040) on Aprilaire whole house humidifier (model 760) allowing water to run through. Is tiny hole inside metal core containing plunger supposed ...