Lighting Instructions - Mr. Heater MHBF30NGT Installation Instructions And Owner's Manual

C. Use only your hand to push in or turn the gas
control knob. Never use tools. If knob will not
push in or turn by hand, don't try to repair it; call
a qualified service technician or gas supplier.
Force or attempted repair may result in a fire or
explosion.
D. Do not use this appliance if any part has been
underwater. Immediately call a qualified service
technician to inspect the appliance and to re-
place any part of the control system which has
been underwater.

LIGHTING INSTRUCTIONS

1. STOP! Read the all safety information included
with and on the side of heater.
2. Check that gas supply to heater is on.
3. Push in gas control knob and slightly turn clock-
wise to the OFF position (see figure 16).
Note: Knob cannot be turned from PILOT to OFF
unless knob is pushed in slightly. Do not force.
4. Wait five (5) minutes. Then smell for gas, in-
cluding near the floor. If you smell gas, STOP!
Follow "B" in the safety information above. If
you do not smell gas, go to the next step.
5. Push in gas control knob slightly and turn coun-
terclockwise to PILOT/IGN and depress for five
(5) seconds.
Note: The first time that the heater is operated after
connecting the gas supply, the control knob should
be depressed for about 30 seconds. This will allow
air to bleed from the gas system.
6. Push in control knob and rotate control knob
back to OFF position then rotate counterclock-
wise to PILOT/IGN position. This will light pilot.
If needed gently keep rotating control knob
back and forth while depressed until pilot lights.
7. Keep control knob depressed in for ten (10)
seconds after lighting pilot. If pilot goes out,
repeat steps 4, 5, 6 and 7.
•
If pilot does not stay lit, refer to Troubleshoot-
ing, pages 14 & 15. Also, contact a qualified
service person or gas supplier for repairs.
•
If control knob does not pop up when released,
contact a qualified service person or gas sup-
plier for repairs.
8. FOR IR10NG: When the pilot is lit, turn the con-
trol knob to "LO" position to light heater. Leave
on "LO" position until first burner tile has turned
bright red (Figure 18)
FOR BF6NG and BF10NG: When the pilot is
lit, turn the control knob to "HI" position to light
heater.
9. FOR IR10NG: After first burner tile has turned
bright red, adjust heat output by turning control
knob to desired position ("LO" or "HI"). Do not
operate heater between locked positions.
Unvented Natural Gas Fired Room Heater
FOR BF6NG and BF10NG: After flame is estab-
lished (see Burner Flame Pattern, Page 12) on
"HI", adjust heat output by turning control knob
to desired position ("LO" or "HI"). Do not operate
heater between locked positions.
Burner tile pattern
for IR only.
CAUTION: Do not try to adjust heating level by using
equipment shutoff valve.
10
Installation Instructions and Owner's Manual
Control Knob
Figure 16
Figure 17
Control Knob
LOW
HIGH
OFF
Figure 18