
The POWER light will remain lit while the heater is in operation. Figure 1 BFH3420 Shown FOR HEATING OPERATION On first use the heater will operate in fan mode. After initial use the heater will operate on the last programmed setting. BFH3405 Figure 2 Power Button BFH3410/BFH3420 Mode Button Power Light Oscillation Button Nightlight Button 1. By pressing the MODE button (or turning the MODE knob for BFH3405), select FAN, LOW HIGH or AUTO (LOW for 750 Watts and HIGH for 1500 Watts). THERMOSTAT IN