Cleaned & checked w gas furnaces. Inspected heat exchangers & flue venting. cleaned burners & flame sensors. Tested current. 16uA. Checked voltage & amp draw of motors. Test capacitors. Checked filters. Checked for stored faults. OK. First floor system: Blower: 2.1/3.5A Inducer: 0.09/0.23A . Gas pressure: 1.9/3.6 inches water column. Temperature rise: 44/48. Second floor system: Blower: 1.8/3.2A . Inducer: 0.08/024A. Temperature rise: 48/52 .