Inspecting.burners - Desa HGC23TON Owner's Manual

7.. Keep.control.knob.pressed.in.for.30.sec-
onds after lighting pilot. After 30 seconds,
release.control.knob.
. Note: If pilot goes out, repeat steps 3
through 7. This fireplace has a safety
interlock system. Wait one (1) minute
for system to reset before lighting pilot
again.
8.. Turn.control.knob.counterclockwise.
to.ON.position..The.burner.should.light..
CAUTION: Do not try to ad-
just heating levels by using the
equipment shutoff valve.
9. To leave pilot lit and shut off burners only,
turn.control.knob.clockwise.
PILOT.position.
Thermocouple
Figure 16 - Natural Gas Pilot
Check pilot flame pattern and burner flame
patterns.often.
PILOT FLAME PATTERN
Figure 18 shows a correct pilot flame pattern.
Figure 19 shows an incorrect pilot flame pat-
tern. The incorrect pilot flame is not touching
the.thermocouple..This.will.cause.the.thermo-
couple to cool. When the thermocouple cools,
the fireplace will shut down.
If pilot flame pattern is incorrect, as shown
in.Figure.19
• turn fireplace off (see To Turn Off Gas to Ap-
pliance)
•. see.Troubleshooting, page 19
Note: The correct pilot flame on natural gas
units will have a slight curve, but flame should
be blue and have no yellow or orange color.
121623-01A
OpERATION
Continued
.to.the.
Ignitor.Electrode
Pilot.Burner
INSpEcTING BURNERS
www.desatech.com
Ignitor.
Electrode
Figure 17 - Propane/LP Gas Pilot
.
TO TURN OFF GAS
TO APPLIANCE
1.. Turn.control.knob.clockwise.
OFF.position.
2. Close equipment shutoff valve (see Fig-
ure 11, page 14)
MANUAL LIGHTING
PROCEDURE
1.. Follow.steps.1.through.5.under.Lighting
Instructions, page 16.
2. With control knob pressed in, strike match.
Hold.match.to.pilot.until.pilot.lights.
3.. Keep.control.knob.pressed.in.for.30.sec-
onds after lighting pilot. After 30 seconds,
release.control.knob..Now.follow.step.8.
under.Lighting Instructions, page 16.
Pilot.Burner
Figure 18 - Correct Pilot Flame Pattern
Pilot.Burner
Figure 19 - Incorrect Pilot Flame Pattern
Thermocouple
Pilot.
Burner
Thermocouple
Thermocouple
.to.the.
17