Intertherm / Nordyne M1 Circuit Board 903429
Integrated control board 903429 for Intertherm and Miller M1 furnace.
Replaces 624602, 6246020, 624602-0, 624602A & 624640
DISCLAIMER - PLEASE READ: In an extended effort to ensure that the parts we ship to you are in a confirmed working condition when they leave our store, our HVAC techs have personally tested this board and verify that it is leaving our premises in good working condition. Because of this we do not accept "Warranty Returns" on this item.
We insist that the method of shipment for this item is insured. For that reason we offer only Priority Mail shipping methods for this part. Priority mail usually arrives within 2 to 5 days, but there is no guarantee from the US Post Office of the arrival time.
If you need this item quickly, please call and place your order over the phone. We can arrange for FedEx 2 day or Overnight air for phone-in orders, which we cannot offer here.
To further aid in insurance of your ability to repair your furnace / AC unit, we strongly suggest getting a licensed professional to aid you in diagnosis and in installing this new part due to its delicate nature.