To lower temperature, rotate the knob further counter-clockwise (towards the LOW position). To raise the temperature, rotate the thermostat knob clockwise (towards the HIGH position). TURNING OFF: Turn the Power Control dial to the OFF position before unplugging or plugging in the heater.Click to see full answer. Also know, how do you adjust the heat on baseboard? How to Adjust Baseboard Heaters Locate the end-cap covers on the heater on the end of the heater where the water in-let pipe mounts. Locate the water flow control valve under the end-cap. Turn the clockwise to increase the flow of water or counterclockwise to decrease the flow of water. Also, can you put a couch in front of a baseboard heater? Baseboard heaters typically need at least 12 inches of space in front of the heater. You can place a couch or chair in front of a heater, but it must be at least a foot away. When installing a baseboard heater near a door, make sure the heater cannot be blocked by the door when it is fully open. Accordingly, how do you turn off an electric baseboard heater? Baseboard heater thermostat doesn’t shut off the heat Turn off the thermostat, open the circuit breaker: the heaters cool down to room temperature. Close the circuit breaker: the heaters stay at room temperature. Set the thermostat to 70F: heaters warm to around 200-250F. Can you leave a radiator on overnight?You should not leave your heater running overnight while you sleep. Leaving a heater on overnight or unattended not only creates a potential safety risk, but it can also dry out your skin and nasal passages.