Heating Maintenance PCSA 2023 Heating Check Up Renewal Dual Fuel System customer wanted to hold off on servicing the garage unit this season. Control board was free of codes. Cleaned flame sensor. Cleaned drain lines. Checked wire connections. Gas pressures were normal. Puron levels were within range. Outdoor coil was clean. Replaced filter. Everything was clean and checked out well. System is operating normally at this time.