Manual Control Lighting Instructions - Monessen Hearth PH18 Installation And Operating Instructions Manual

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 Page 26 for the location of the piezo ignitor and control knob. Push
in gas control knob slightly and turn control knob clockwise
position.
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", Page 26. If you do not smell gas, go to the next step.
6. From OFF position, push in gas control knob slightly and turn counterclock-
wise to the IGN position. Figure 34. 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 middle log and in front of the back log. If piezo ignitor does not light the
pilot, refer to "Match Lighting Instructions", Page 29
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
through 9.
10. Push in control knob and turn counterclockwise
this location the control knob will pop out when positioned correctly. The knob
can now be positioned at any position between HIGH and LOW. Figures 35
and 36
1. Turn control knob clockwise
2. If applicable: Turn off all electric power to the heater.
Monessen • PH18/24 Installation/Owner's Manual • 65D2035 • Rev G • 03/2020
to OFF and wait 15 seconds. Repeat steps 6
Wait 30 seconds before readjusting the
heater when the control knob has been
turned down to a lower setting.
TO TURN OFF GAS TO HEATER
to OFF position to completely shut off the heater.
to the OFF
to the HIGH setting. At
PH Gas Logs
Rotate
Push
Figure 34 -
IGN Position
Rotate
Figure 35 -
Push
HIGH Position
Rotate
Figure 36 -
LOW Position
27