Clean and check electric furnace. Tested heating elements. Tested sequencers. tested air flow: 600. Checked temperature rise. 44. Supply: 114. Return: 70. Voltage: 244. Amps: 33.5. Cleaned & checked condensing gas furnace. Inspected heat exchanger & flue venting. cleaned burners & flame sensor. Checked voltage & amp draw of motors. Checked drain. Replaced air filter. Blower: 2.9A. Inducer: 0.26A. Gas pressure: 1.85/3.5 inches water column. Temperature rise: 44 . Supply: 126 . Return: 73 . Clean and check humidifier, replace pad, checked water flow and drain. Found solenoid valve restricted and not shutting off all the way. I replaced solenoid valve under parts warranty.