Cleaned & checked gas furnace. Inspected heat exchanger & flue venting. cleaned burners & flame sensor. Checked voltage & amp draw of motors. Test capacitor. Replaced air filter. Checked temperature rise. 61. Clean and check humidifier, replace pad, checked water flow and drain. Adjust Blower: 5.2aa . Inducer: 1.03A . Gas pressure: 3.4 inches water column. High Pressure drop at new filter: .4”. Complaint: front bedroom cold. Recommend replacing supply vents with less restrictive type. Also, recommend less restrictive air filter. 3M brand or fiberglass type.