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11
Figure 16 - Control Knob in The
OFF Position
Figure 17 - Pilot
THERMOSTAT MODEL
MN300TGA
nLIGHTINGn
INSTRUCTIONS
1. STOP! Read the safety
information on the side of
heater.
2. Check that gas supply to
heater is on.
3. Push in gas control knob
slightly and turn clockwise
to the OFF position.
NOTE: knob cannot be turned from
“PILOT” to “OFF” unless knob is
pushed in slightly. Do not
force.
4. Wait five (5) minutes to clear
out any air. Then smell for
gas, including near the floor.
If you smell gas, STOP!
Follow “B” in the safety
information on the side of the
heater. If you do not smell
gas, go to the next step.
5. Push in gas control knob
slightly and turn counter-
clockwise to the “PILOT/IGN”
position 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 thirty (30) seconds. This
will allow air to bleed from the gas
system.
6. With control knob pressed in,
push down and release the
ignitor button. This will light
pilot. If needed, keep pressing
ignitor button until pilot lights.
NOTE: If pilot does not stay lit,
refer to Troubleshooting, pages 14
through 16. Also 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.
7. Keep control knob pressed in
for thirty (30) seconds after
lighting pilot. After 30
seconds, release control knob.
l If control knob does not pop
up when released, contact a
qualified service person or
gas supplier for repairs.
NOTE: If pilot goes out, repeat
steps 3 through 7. Wait one (1)
minute before lighting pilot again
8. Turn control knob
counterclockwise to
desired heating Level. The
main burner should light. Set
control knob to any heat level
between HI and LO.
nTHERMOSTAT n
CONTROL
OPERATION
This increases or decreases the
burner flame height. At times the room
may exceed the set temperature. If
so, the burner will shut off. The burner
will cycle back on when room tem-
perature drops below the set
temperature. The control knob can be
set to any heat level between HI and
LO. Selecting the HI setting will cause
the burner to remain fully on without
modulating down in most cases.
NOTE: the thermostat sensing
bulb measures the temperature
of air near the heater cabinet.
This may not always agree with
room temperature (depending
on housing construction.
installation location, room size,
open air temperatures, etc.).
frequent use of your heater will
let you determine your own
comfort levels.
nTO TURN OFFn
GAS TO APPLIANCE
Shutting Off Heater
1. Turn control knob clockwise
to the OFF position.
2. Turn off all electric power to
the appliance if service is to
be performed.
SHUTTING OFF BURNER ONLY
(PILOT STAYS LIT)
Turn control knob clockwise to
the PILOT/IGN position
nMANUAL LIGHTINGn
PROCEDURE
1. Remove lower front panel (see
Figure 7 page 7).
2. Follow steps 1 through 5
under Lighting Instructions.
3. With control knob pressed in,
strike match. Hold match to
pilot until pilot lights.
4. Keep control knob pressed in
for 30 seconds after lighting
pilot. After 30 seconds, release
control knob. Follow step 8
under Lighting Instructions.
5. Replace lower front panel.
OPERATING YOUR HEATER
The thermostatic control used on
these models differs from standard
thermostats. Standard thermostats
simply turn on and off the burner.The
thermostat used on this heater
senses the room temperature. The
thermostat adjusts the amount
of gas flow to the burner.