Inspecting Burners - Vanguard Gas Log Heater Owner's Operation Manual

OPERATING
HEATER
Continued
INSPECTING
BURNERS
24
TO TURN OFF GAS TO APPLIANCE
Shutting Off Heater
1. Press in and turn control knob clockwise
2. Turn the control knob clockwise
3. Press in control knob and turn clockwise
Shutting Off Burners Only (pilot stays lit)
1. Turn the control knob clockwise
2. Press in and turn control knob clockwise
MANUAL LIGHTING PROCEDURE
1. Follow steps 1 through 5 under Lighting Instructions, pages 22 and 23.
2. Depress control knob and light pilot with match.
3. Keep control knob pressed in for 30 seconds after lighting pilot. After 30
seconds, release control knob. Now follow step 8, page 23.
Check pilot flame pattern and burner flame patterns often.
PILOT FLAME PATTERN
Figure 23 shows a correct pilot flame pattern. Figure 24 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
Pilot Burner
Figure 23 - Correct Pilot
Flame Pattern
If pilot flame pattern is incorrect, as shown in Figure 24
• turn heater off (see To Turn Off Gas to Appliance, above)
• see Troubleshooting, pages 25 through 28
to the HIGH position.
Clockwise
to the PILOT position.
Clockwise
to the OFF Position.
Clockwise
to the HIGH position.
Clockwise
to the PILOT position.
Clockwise
Thermocouple
Figure 24 - Incorrect Pilot
Flame Pattern
Pilot Burner
103515