American Standard Furnace Humidifier Wiring

If you re going to run new wire the best option would be to add wiring for a humidistat control add wiring control for second stage heat of the furnace and control the humidifier indirectly and separate it from the thermostat.

American standard furnace humidifier wiring.

American standard heating air conditioning is committed to being the best at everything we do. Platinum 80 communicating model shown. And the wires on the thermostat are c k rc r w o b y g w2 aux e y2 l. Please take note of the difference between the high and low voltage lines.

The following illustration describes six possible ways to wire your aprilaire humidifier to your furnace or air handler. The wiring letters on the furnace are bk twin w2 w1 r g b c y. Look for labels on the control board probably where the transformer lines come in. 6200 troup highway tyler tx 75711 9010 important use the 120 vac power source on the integrated furnace control humidi fier accessory terminals marked.

First of all by far the vast majority of furnaces use 24vac for control wiring. The thermostat connectivity control for a humidifier is like a shot in the dark. The building a higher standard award recognizes the best of the best. The humidifier only comes on if the furnace is on stage 1.

See the furnace installer s guide for the schematic dia gram of the furnace and the field wiring diagram for the optional accessories. At the top of the list is the service you can expect from our dealers. At american standard heating air conditioning reliability begins with quality. However it s always better to be sure rather than make assumptions so there are several ways to do this.

02 04 2015 11 42 am 5. Look at the spec sheet or manual for your model. The wiring diagrams necessary for your installation will vary depending on the equipment that you are installing your aprilaire humidifier with. It s this focus that gives you the comfort efficiency and reliability you expect from american standard.

I would try using w and w2 wires from the thermostat and putting them to w1 and w2 on the furnace. The thermostat is a top of the line honeywell which controls both stages. The wires from the humidifier are wired to w1 and b c on the furnace. It stays off if it kicks into stage 2.

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