I purchased a Lennox air conditioner in May 2015. On May 1, 2018, the coil froze. United Heating, who sold me the unit, came out to diagnose the problem. It was determined my unit’s [evaporator coil] ...
A recently granted patent (Publication Number: US11927362B2) discloses a method and system for preventing evaporator coil freeze in a heating, ventilation, and air conditioning (HVAC) system operating ...
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