Performed preventative maintenance on a Carrier AC system. Model number: Serial number: upon arrival the unit was off. I turned the unit on at the thermostat and watched the unit run. Removed the panel to the furnace. Turned the unit off at the switch. Checked all electrical connections to make sure they were properly secure. Checked the blower motor and fan for any dust build up. Checked the capacitor for the blower motor. Running within the manufacture’s specs. Removed the panel to the evaporator coil. Checked the coils for any dust build up. Poured water into the condensate trap and watched it drain down into the gravity drain. Took an amp draw of the blower motor. Running within the manufacture’s specs. Replaced (2) 16x20x1 filters. Placed the panels back on the unit and turned the unit back on from the switch. Went outside to the condenser and watched it run. Checked the coils for any dirt build up. Removed the panel and brushed out any spider webs. Checked the contactor and capac