OPERATING FIREPLACE
Continued
LIGHTING
INSTRUCTIONS
WARNING:
•If fireplace has glass doors, never operate this heater with glass doors closed. If you op- erate heater with doors closed, heat buildup inside fireplace will cause glass to burst. Make sure there are no obstructions across openings of fireplace.
•You must operate this heater with a fireplace screen in place. Make sure fireplace screen is closed before run- ning heater.
NOTICE: During initial operation of new heater, burning logs will give off a
Note: Home owners generally prefer to op- erate their heater with the chimney damper closed. This will put all the heat into the room. However, there may be times you will desire the full flames of the High heat setting but will find the heat output excessive. You can open the chimney damper (if you have one) fully or partially to release some of the heat.
WARNING: Damper handle will be hot if heater has been running.
1.STOP! Read the safety information in column 2, page 21.
2.Make sure equipment shutoff valve is fully open.
3.Press in and turn control knob clockwise 
to the OFF position.
4.Wait five (5) minutes to clear out any gas. Then smell for gas, including near the floor. If you smell gas, STOP! Follow “B” in the safety information in column 1. If you donʼt smell gas, go to the next step.
5.Press in control knob and turn counter-
clockwise 
to the PILOT position. Keep control knob pressed in for five (5) seconds (see Figure 35).
Note: You may be running this heater for the first time after hooking up to gas sup- ply. If so, the control knob may need to be pressed in for 30 seconds or more. This will allow air to bleed from the gas system.
6.With control knob pressed in, press and release ignitor button. This will light pilot. The pilot is attached to the front burner. If needed, keep pressing ignitor button until pilot lights.
Note: If pilot does not light, contact a qualified service person or gas supplier for repairs. Until repairs are made, light pilot with match. To light pilot with match, see Manual Lighting Procedure, page 23.
7.Keep control knob pressed in for 30 seconds after lighting pilot. After 30 seconds, release control knob.
•If control knob does not pop out when released, contact a qualified service person or gas supplier for repairs.
Note: If pilot goes out, repeat steps 3 through 7.
8.Push in and turn control knob counter-
clockwise 
to the HI position. Both burners should light. Set control knob to desired setting.
| Control Knob |
| |
Ignitor | LO | PILOT | |
Button | |||
|
| ||
|
| OFF | |
|
| HI | |
Figure 35 - Control Knob and Ignitor | |||
| Button Location |
| |
Thermocouple | Ignitor | ||
Ignitor Electrode | Electrode | ||
| |||
| Pilot Burner |
| |
Pilot Burner | Thermocouple | ||
| |||
Figure 36- Pilots
22 | www.desatech.com |
