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TO TURN OFF GAS TO APPLIANCE
Continued
OPERATING
HEATER
Continued
Shutting Off Heater
1. Turn control knob clockwise
Clockwise
to the PILOT position.
2. Press in control knob and turn clockwise
Clockwise
to the OFF position.
3. 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.
MANUAL LIGHTING PROCEDURE
1. Remove front panel (see Figure 6, page 11).
2. Follow steps 1 through 5 under Lighting Instructions, pages 17 and 18.
3. With control knob pressed in, strike match. Hold match to pilot until pilot
lights.
4. Keep control knob pressed in for 30 seconds after lighting pilot. After 30
seconds, release control knob.
5. Replace front panel.
INSPECTING
BURNER
Check pilot flame pattern and burner flame pattern often.
PILOT FLAME PATTERN
Figure 17 shows a correct pilot flame pattern. Figure 18 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.
GRH/OV 009GOOD PILOT
Pilot Burner
Thermocouple
Figure 17 - Correct Pilot Flame Pattern
GRH/OV 010BAD PILOT
Figure 18 - Incorrect Pilot Flame Pattern
Thermocouple
Pilot Burner