Monessen Hearth DLY18 Installation And Operating Instructions Manual page 24

OPERATING INSTRUCTIONS
MANUAL CONTROL LIGHTING INSTRUCTIONS
1. STOP! Read the safety information.
2. Make sure the manual shutoff valve is fully open.
3. This heater is equipped with an ignition device (piezo) which automatically lights the pilot.
4. Refer to Figure 22 for the location of the piezo ignitor and control knob. Push in gas control knob
slightly and turn control knob clockwise
NOTE: Knob cannot be turned to OFF unless knob is pushed in slightly. Do not force.
5. Wait 5 minutes to clear out any gas. Then smell for gas, including near the floor. If you smell gas
STOP! Follow the instructions under "WHAT TO DO IF YOU SMELL GAS". If you do not smell
gas, go to the next step.
6. From OFF position, push in gas control knob slightly and turn counterclockwise
IGN position. See Figure 23. Push in and hold control knob for 5 seconds.
NOTE: If you are running the heater for the first time, it will be necessary to press in the control
knob for 30 seconds to allow air to bleed out of the gas piping.
7. With the control knob pushed in, push and release the piezo ignitor button to light the ODS pilot.
The pilot is located on the left side of the heater, behind the center log and in front of the burner.
If piezo ignitor does not light the pilot, refer to "Match Lighting Instructions".
8. Hold the control knob in for an additional 10 seconds to prevent the ODS pilot from shutting off
the gas while the thermocouple is warming up.
9. Release the control knob.
* If the knob does not pop out when released, stop and immediately call your service technician
or gas supplier.
* If the ODS pilot will not stay lit after several tries, push and turn the gas control knob clockwise
to OFF and wait 15 seconds. Repeat steps 6 through 9.
10. Push in control knob and turn counterclockwise
the knob will pop out when positioned correctly. The knob can now be positioned at any position
from "HI" to "LO". Refer to Figure 24.
Figure 23: IGN Position
Wait 30 seconds before readjusting the heater when the control knob has
been turned down to a lower setting.
1. Turn control knob clockwise
2. If applicable: Turn off all electric power to the heater.
24
Figure 24: HI/LO Position
TO TURN OFF GAS TO HEATER
to OFF position to completely shut off the heater.
to the OFF position.
to the "HI" setting. At this location
to the