Gas heating preventative maintenance performed Check filter - 16x25x1 ok due soon Clean flame sensor Inspect burners - no concerns Ohm test igniter: 56.2 Inspect wiring for loose connections and/or hot spots - none found Check humidifier pad: n/a Inspect exhaust flu - no concerns with furnace / water heater vent not properly installed and allowing backdraft and deadly CO to escape from pipe. Quote redirecting vent pip Set thermostat for heat Check amp draw on blower motor: 3.29 Check amp draw on inducer motor:0.62 Check delta T - 58 Furnace is in optimal running conditions