Cleaned & checked condensing gas furnace. Inspected heat exchanger & flue venting. cleaned burners & flame sensor. Checked drain. Checked voltage & amp draw of motors. Blower: 1.3A/4.9A . Inducer: 0.2/0.62A . Gas pressure: -/1.7/3.5 inches water column. Temperature rise: H:70 . Clean and check humidifier, replace pad, checked water flow and drain. The humidifier pads that we delivered are the wrong size . I am returning three #12 humidifier pads to the office . need to refund customer $49.