Gas heating preventative maintenance performed Check filter - 20x25x4 new today Clean flame sensor Inspect burners - clean Ohm test igniter: 52.4 Inspect wiring for loose connections and/or hot spots - none found Check humidifier pad: clean - water supply gone bad no longer supplying water Inspect exhaust flu - no concerns Set thermostat for heat Check amp draw on blower motor: 2.88 Check amp draw on inducer motor:0.26 Check delta T - 54° Furnace is in optimal running conditions