It's important to know how to service units of different makes and models. In this video, we cover how a fan limit control switch can cause a unit’s fan to not turn off! Older and less sophisticated models may use a fan limit control switch, while more modern units utilize an integrated furnace control board. . . . #limitcontrol #unit #model #older #furnace #service #maintenance #acservice #acservicetech #video #short #hvac #hvacinstallation #hvacinstall #hvaclife #hvactech #hvaccontractor #hvac
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It's important to know how to service units of different makes an…
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