Desa CGP18C Inspecting Burner, Burner Flame Pattern, Correct Flame Pattern AT High Position

20

INSPECTING BURNER

Continued

If pilot flame pattern is incorrect, as shown in Figure 19

•turn heater off (see To Turn Off Gas to Appliance, page 19)

•see Troubleshooting, pages 21 through 24

BURNER FLAME PATTERN

Figure 20 shows a correct burner flame pattern. Figure 21 shows an incorrect burner flame pattern. The incorrect burner flame pattern shows yellow tipping of the flame. It also shows the flame higher than 1/2 the heat shield height.

WARNING

If yellow tipping occurs, your heater could produce increased levels of carbon monoxide. If burner flame pattern shows yellow tipping, follow instructions at bottom of this page.

NOTICE

Do not mistake orange flames with yellow tipping. Dirt or other fine particles enter the heater and burn causing brief patches of orange flame.

1/2 HEAT SHIELD OR GLASS HEIGHT

CORRECT FLAME PATTERN

AT HIGH POSITION

Figure 20- Correct Burner Flame Pattern

Yellow

Tipping

1/2 HEAT SHIELD OR GLASS HEIGHT

INCORRECT FLAME PATTERN

AT HIGH POSITION

Figure 21 - Incorrect Burner Flame Pattern

If burner flame pattern is incorrect, as shown in Figure 21

•turn heater off (see To Turn Off Gas to Appliance, page 19)

•see Troubleshooting, pages 21 through 24

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