Cleaned & checked dual fuel system. Inspected heat exchanger & flue venting. cleaned burners & flame sensor. Checked voltage & amp draw of motors. Checked filter. Test capacitors . Blower: 885, 1.7A . ambient: 44. Return air: 71 . supply air: stg.1HP: 94. Clean and check humidifier, replace pad, checked water flow and drain. Suggestions: Filter order to be delivered.