INSPECTING

OWNER’S MANUAL

OPERATING HEATER

Continued

4.

Keep control knob pressed in for 10

BURNER FLAME PATTERN

 

seconds after pilot is lit. After 10

Figure 21 shows a correct burner flame

 

seconds, release control knob.

 

pattern. Figure 22 shows an incorrect burner

5.

Replace front panel.

flame pattern.

 

 

Control

KnobsBurners

TO TURN OFF GAS OFF Shutting Off Heater

PILOT

LOW

Shutting Off Burner Only (pilot stays lit) OFF MANUAL LIGHTING

PILOT

HIGH

Manual background OFF Manual background

INSPECTING

BURNER

Check pilot flame pattern and burner flame pattern often.

PILOT FLAME PATTERN

Figure 19 shows a correct pilot flame pat- tern. Figure 20 shows an incorrect pilot flame pattern. The incorrect pilot flame is not touching the thermocouple. This will cause the thermocouple to cool. When the thermocouple cools, the heater will shut down.

Pilot Burner

Thermocouple

Figure 21 - Correct Burner Flame Pattern

Figure 18 - Burner Patterns

TO TURN OFF GAS

TO APPLIANCE

Shutting Off Heater

1.Turn control knob clockwise to the OFF position.

GOOD PILOT/LP

GRH/OV 007

Figure 19 - Correct Pilot Flame Pattern

Pilot Burner

Thermocouple

Figure 22 - Incorrect Burner Flame Pattern

Shutting Off Burner Only (pilot stays lit)

1.Turn control knob clockwise to the PILOT position.

MANUAL LIGHTING

PROCEDURE

1.Remove front panel (see Figure 10, page 7).

2.Follow steps 1 through 5 under Lighting Instructions, page 10.

3.With control knob pressed in, strike match. Hold match to pilot until pilot lights.

BAD PILOT/LP

GRH/OV 008

Figure 20 - Incorrect Pilot Flame Pattern

If pilot flame pattern is incorrect, as shown in Figure 20

turn heater off (see To Turn Off Gas to Appliance).

see Troubleshooting, pages 12 through 14.

If burner flame pattern is incorrect, as shown in Figure 22

turn heater off (see To Turn Off Gas to Appliance).

see Troubleshooting, pages 12 through 14.

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Desa CGP10RL Inspecting Burner, To Turn Off Gas To Appliance, Manual Lighting Procedure, Operating Heater, Continued