OPERATING HEATER
Continued
safety information, column 1 on page 16. If you don’t smell gas, go to the next step.
6. Press in and turn control knob counter-
clockwise 
to the PILOT position. Press in control knob for five (5) seconds (see Figure 22, page 17).
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.
7. 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 stay lit, 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.
8. 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 4 through 8.
9. Slightly push in and turn control knob coun-
terclockwise 
to the ON position.
10. Wait one minute and switch selector switch to the ON position to light burner. Note: AUTO is only functional when using GWMT1, or GWMS2 optional accessories.
11. Set flame adjustment knob to any level between HI and LO.
CAUTION: Do not try to ad- just heating levels by using the equipment shutoff valve.
Flame Adjustment Knob
| AUTO |
| IH |
| O |
|
|
|
| ||
| OFF |
|
| N | F |
|
|
|
|
| F |
| ON |
| LO | O | IP |
|
|
|
| TOL |
Ignitor Button | Selector | Control Knob |
| Switch |
|
Figure 22 - Control Knob and Ignitor
Button Location (Shown as Supplied, No
Control Options)
WARNING: Make sure the selector switch is in the OFF position when you are away from home for long periods of time. Heater will come on automati- cally with selector switch in the ON position.
Pilot Burner
Ignitor
Electrode
Figure 23 - Natural Gas Pilot
Pilot Burner | Ignitor |
| Electrode |
Figure 24 - Propane/LP Gas Pilot
TO TURN OFF GAS
TO APPLIANCE
Shutting Off Heater
1. Turn control knob clockwise 
to the OFF position.
2a. Set selector switch in the OFF position.
2b. If Using Optional
Shutting Off Burner Only (pilot stays lit) You may shut off the burner and keep the pilot lit by doing one of the following:
1.Turn control knob clockwise 
to the PILOT position.
2.Use remote control manual OFF button.
3.Set selector switch in the OFF position.
MANUAL LIGHTING
PROCEDURE
1.Follow steps 1 through 6 under Lighting Instructions, page 16.
2.Press control knob and light pilot with match.
3.Keep control knob pressed in for 30 seconds after lighting pilot. After 30 seconds, release control knob. Now follow steps 9 through 11 under Lighting Instructions.
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