Gas heating preventative maintenance performed Check filter - 20x25x1 new today Clean flame sensor Ohm test igniter: 59.7 Inspect wiring for loose connections and/or hot spots - none found Check drain trap - fix loose clamp on drain Inspect exhaust flu - 3” pvc no concerns Set thermostat for heat Check amp draw on blower motor: 2.85 Check amp draw on inducer motor:0.35 Check delta T - 55° Furnace is in optimal running conditions