All installations and services must be performed by qualified service personnel.
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| DOESBURNERSHUT OFF | NO |
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| NO |
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| CHECKFOR 24 VOLTS |
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| WHENTHERMOSTAT IS |
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| AT GASVALVE. |
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| SATISFIED? |
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| YES |
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| YES |
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| CHECKFOR SHORT INWIRE TO |
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| THERMOSTAT AND CORRECT |
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| IF NECESSARY. |
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DOESTHECIRCULATING |
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AIRBLOWER TURN OFF | NO |
| REFERENCE ECM |
AFTERTHERMOSTAT IS |
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| OPERATION MANUAL | |
SATISFIEDWITHIN |
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120 SECONDS? |
YES |
TROUBLESHOOTINGCOMPLETE |
REPLACEGASVALVE
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