Club Furnace And Humidifier Tuneup. Replace #20x25x4 Air Filter Suppled. “Furnace†T-Stat, 49 Ohms HSI, Flame Sensor, 2-Stage 90% Inducer Assembly, Drain Trap, 119* & 116-76=43* & 40* T-R, Electrical, V.S. Blower Motor, 68* Outside, “Humidifier†Fan Power, Hum-Stat, Scale Control Insert, Drip Tray, Water Valve, Solenoid, Feed Tube, Drainline, Cycled Unit, Clean And Check.