Desa CGN12 Inspecting Burner, To Turn OFF GAS to Appliance, Manual Lighting Procedure

Models: CGN12

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INSPECTING BURNER

TO TURN OFF GAS TO APPLIANCE

Shutting Off Heater

1. Turn control knob clockwise

Clockwise

to the OFF position.

Shutting Off Burner Only (pilot stays lit)

1. Turn control knob clockwise

Clockwise

to the PILOT position.

MANUAL LIGHTING PROCEDURE

1.Remove front panel (see Figure 8, page 8).

2.Follow steps 1 through 6 under LIGHTING INSTRUCTIONS, pages 12 and 13.

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

4.Keep control knob pressed in for 10 seconds after pilot is lit. After 10 seconds, release control knob.

5.Replace front panel.

Check pilot flame pattern and burner flame pattern often.

PILOT FLAME PATTERN

Figure 16 shows a correct pilot flame pattern. Figure 17 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

GOOD PILOT

GRH/OV 009

Figure 16 - Correct Pilot Flame Pattern

Thermocouple

Pilot Burner

 

BAD PILOTGRH/OV 010

Figure 17 - Incorrect Pilot Flame Pattern

If pilot flame pattern is incorrect, as shown in Figure 17

turn heater off (see TO TURN OFF GAS TO APPLIANCE, above)

see TROUBLESHOOTING, pages 17 through 20

Continued

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Desa CGN12 Inspecting Burner, To Turn OFF GAS to Appliance, Manual Lighting Procedure, Pilot Flame Pattern