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HOME > HVAC > CARRIER > 38EYG048 > LIMIT SWITCH

Carrier 38EYG048 Limit Switch

Limit switches exist because if the warmed air is too cool the you will lose all the heat as the air flows through the ducts. The limit switch is a switch located in the furnace that determines when the heated air is warmed to a point for the blower to be activated.

Simple indications of a worsening main limit switch

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Before buying or purchasing a new Carrier 38EYG048 replacement part, do your due diligence and cross-check the model number as well as make a visual inspection so that you are positive that the correct replacement limit switch is the one being purchased. If you are unsure about installing the limit switch on your own then it is probably best to consult a pro to do the work for you.
Feel free to download your manual for help.
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Check eBay for your limit switch!