DCM2: Heat complete, replaced 20x20x1 and checked 16x20x4 filters. Upstairs system is fully functional and operating within manufacturer specifications at this time. Refrigerant pressures and temperatures are appropriate for indoor and outdoor weather conditions. Main floor system is heating and operating at this time. Found that system had a leak on previous maintenance, spoke with homeowner and she asked not to put gauges on to prevent refrigerant from leaving the system. Maintenance checklist attached.