Hvac Diagnostic Service: Heating System Inspection Technician Diagnosis: -Heat System short cycling -Evaporator Coil 90% Restricted: causing the Evaporator Coil to freeze during cooling mode, also causing heating mode to short cycle due to improper air flow, cleaning Advised. -No air filters installed, installation Advised -I contacted Amana Tech Support for Hvac Diagnostic assistance. We changed the temperature limit setting from 80f. To 90f. -Hvac System contains R22 refrigerant (please see attached forms) -Heating Temperature: 120f. -Cooling Temperature: 59f. -Condensate Drain Flush Performed Air Filter Replacement Link: https://www.repairclinic.com/PartDetail/Air-Filter/20415801/2645643