Performed preventative maintenance on a Lennox AC unit. Model number: EL16XC1S036-230B03. Serial number: 5819E01286. Upon arrival the unit was off at the thermostat. I turned the unit on at the thermostat and went downstairs to watch the unit run. I turned the unit off at the furnace and removed the panel to the evaporator coil. Checked the coils for any dust build up. Poured water into the condensate trap and watched the water drain properly. Poured water into the condensate pump and watched the water pump out properly. I removed the panels to the furnace and checked the blower wheel and motor for any dust build up. Checked all electrical connections to make sure they were properly secure. Checked the filter, homeowner asked to leave it and he will replace it with a new one soon. Checked the capacitor on the blower motor. Took an amp draw for the blower motor. Both are within the manufacture’s specs. Placed the panels back on the unit and watched the unit run. Went outside the the con