Applies to:
The gas control valve sends regulated gas to the burners when the controller calls for heat. The control valve can be turned on or off. In the on position, and the power switch on, a spark ignitor lights a standing pilot, and when the control calls for heat, the valve is opened and the burners are ignited.
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To avoid personal injury or property damage, before starting this procedure, move the main power switch to the off position. Disconnect the main circuit breakers at the circuit breaker box or unplug service cord from wall receptacle. |
A voltage check at the gas control valve must be taken four (4) seconds after the POWER switch is turned to the ON position.
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Turn gas knob to the OFF position.
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Remove cover from control valve.
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Remove the wires from the control valve.
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Remove left side panel.
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Remove control panel.
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Unscrew nut from inlet line from the control valve.
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Remove the bracket from behind the gas control valve.
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Remove pilot light tube from gas control valve.
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Loosen fittings from tee and pull control valve assembly from the unit.
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Remove the fittings from the defective control valve, and place fittings on new valve.
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Reassemble in reverse order.
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Reference