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INSPECTING
BURNER
24
Check pilot flame pattern and burner flame pattern often.
PILOT FLAME PATTERN
Figure 26 shows a correct pilot flame pattern. Figure 27 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.
Thermocouple
Figure 26 - Correct Pilot Flame Pattern
Thermocouple
Figure 27 - Incorrect Pilot Flame Pattern
If pilot flame pattern is incorrect, as shown in Figure 27
• turn heater off (see To Turn Off Gas to Appliance, page 23).
• see Troubleshooting, pages 26 through 29.
Pilot Burner
Pilot Burner
103093
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