Turn the thermostat to its lowest setting.
How to light the pilot light on a wall heater.
Gas is funneled to the tip of a pilot light via a supply line that is connected to a natural gas or propane supply.
When the pilot lights remove the flame but keep pressing the button.
Step 4 press down the red button next to the control valve and keep pressing while you hold a lighted match or lighter next to the pilot orifice.
Find the valve located in the heater and turn it to pilot.
Turn the control valve on the heater until the marker that says pilot is lined up with the marker on the outside casing.
Here is how to light the pilot light on a gas heater.
Press inward on the valve.