How to Fix Carrier Error Code 33 or 13 After Upgrading to a Higher MERV Rated Filter
Posted by James Clark on Jan 30, 2024
Upgraded to a Higher MERV-Rated Filter and Now Your Carrier Furnace is Throwing 33 or 13 Error Codes?
Due to COVID-19, many people are taking precautions to better their in-home air quality. The big problem however, is a higher MERV rated filter can restrict the air flow going over the furnace's heat exchanger and cause the furnace to go off on high limit.
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