When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission.
Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network
Carrier 38SYG048 Control Board
The Carrier 38SYG048 control board is designed to command the gas valve, the igniter, all the sensors as well as the blower all at once. Heating and cooling systems will not even run unless this board is hooked up and is correctly configured. A replacement board is supposed to have a part number that matches both the brand and model of furnace or air handler you have. You must be sure while selecting a replacement because of the diversity of heating and cooling systems.
Hints of a poorly performing control board
- Power to the circuit board needs to be reset habitually for it to run correctly
- There seems to be a certain error code suddenly appearing on the front of the control board
- The heating and cooling system refuses to run well
This site contains affiliate links for which I may be compensated
Feel free to download your manual for help.
This site contains affiliate links for which I may be compensated