Maintenance performed on carrier system. Checked amp’s of blower motor and furnace itself, system using low amps. The filter was still clean and can be replaced next maintenance visit. The temperature split was in range to heat home properly. Coil is clean, and gas line is in open position. Turned heating off and checked through all electrical components. All components operating correctly. Second system I started with the thermostat. Giving a call for heating, and going to furnace to start maintenance. Temp rise of 40-70 needed, I got a temp rise of 45. House heats up to designated temperature. I checked out blower motor of any dirt or debris and it’s clean. Filters need to be replaced next visit. Hot surface igniter not cracked or having white spots. Flame sensor still working good, no need to be cleaned. Ducting done correctly, and all runs intact. Inducer motor is working efficiently. House heats good and ready for winter. System is operational upon departure. Added two phe