Office please order Replacement filters for size 19x24 Upon arrival to the scheduled system maintenance, I was shown to the a/h in the laundry room and c/u on the side of the home. I pulled off the panel door to inspect all electrical components connections, collect amp draw/voltage readings off electrical equipment, and check the unit for cleanliness. The evaporator coil and the blower fan is clean. It has a uv light system and bulb is good. The d/t temperature was within normal range. All electrical components were secure and within factory range. I tested the heat strip and float safety switch. I replaced the EAC filter. I then vacuumed the condensate drain line to remove and blockage or debris. I ensured this was draining properly. The c/u system refrigerant charge is within normal range and all electrical components are secure. I collected amp draw/voltage readings and everything is working properly. Customer mentioned the board was replaced due to it having burnt marks. She s