OPERATING HEATER
Models VN1800C and VN3000C
Continued
INSPECTING BURNER
24
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| TO TURN OFF GAS TO APPLIANCE |
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Shutting Off Heater | ||||
1. | Turn control knob clockwise Clockwise to the OFF position. | |||
2. | Turn off all electric power to the appliance if service is to be performed. | |||
Shutting Off Burner Only (pilot stays lit) | ||||
1. | Turn control knob clockwise Clockwise to the PILOT position. | |||
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MANUAL LIGHTING PROCEDURE
1.Follow steps 1 through 5 under Lighting Instructions, pages 21 and 22.
2.With control knob pressed in, strike match. Hold match to pilot until pilot lights.
3.Keep control knob pressed in for 30 seconds after lighting pilot. After 30 seconds, release control knob.
Check pilot flame pattern and burner flame pattern often.
PILOT FLAME PATTERN
Figure 22 shows a correct pilot flame pattern. Figure 23 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 22 - Correct Pilot Flame Pattern
Thermocouple | Pilot Burner |
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BAD PILOT | GRH/OV 010 |
Figure 23 - Incorrect Pilot Flame Pattern
If pilot flame pattern is incorrect, as shown in Figure 23
•turn heater off (seeTo Turn Off Gas to Appliance, page 20 [models VN1800IT and VN2550IT] or page 24 [models VN1800C and VN3000C])
•see Troubleshooting, pages 24 through 29
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