Lighting Of Pilot Burner; Shutdown - Mr. Heater GAS FIRED INFRA-RED WORKSHOP HEATER MH25LP / MH25NG Operation And Owner's Manual

D. Wait 5 minutes to allow gas that may have
accumulated in the main burner to escape
(especially important after installation).
E. Turn the manual gas control knob to the PILOT
position.
F. Depress the manual gas control knob. Using a
match, light the pilot light. See Figure 10. Hold the
knob down for approximately 30 seconds to allow
any air in gas lines to pass through pilot and, once
pilot is lit, allow the thermocouple to heat up enough
to activate the safety valve in an open position.
G. Release manual gas control knob and turn to ON.
H. Reset thermostat to desired temperature.
DEPRESS TO
LIGHT
Model # MH25NG/LP
PILOT BURNER
Figure 10. Lighting of Pilot Burner
HS25NG/LP
During the initial startup of heater, an odor and,
perhaps, some vapor will come from the heater. This
is the gasket binding material emitting this odor and/
or vapor. After approximately 20 minutes, this odor will
disappear and not occur again.
3. HEATER SHUTDOWN
A. Turn thermostat to OFF.
B. Turn manual gas control knob on gas valve to PILOT
position.
C. Partially depress knob and rotate to the OFF
position.
D. Close gas supply valves.
GAS VALVE
11
Installation instructions and Owner's Manual
NOTE
LIGHT PILOT WITH MATCH
AS SHOWN