Gas heating preventative maintenance performed Check filter - 20x25x4 Clean flame sensor Ohm test igniter: 56.9 Inspect wiring for loose connections and/or hot spots - none found Inspect exhaust flu - no concerns Set thermostat for heat Check amp draw on blower motor: 3.2 Check amp draw on inducer motor:0.9 Check delta T - 49° Furnace is in optimal running conditions