Lodge Manufacturing GMD1-80N manual Turn Tstat Setting Above Room Temp

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All installations and services must be performed by qualified service personnel.

TROUBLESHOOTING GUIDE

THE SYSTEM IS STARTED BY SETTING THE THERMOSTAT TO CALL FOR

HEAT. THE FOLLOWING SHOULD HELP ESTABLISH THE TYPE OF

MALFUNCTION OR DEVIATION FROM THE NORMAL OPERATION.

TO USE THIS DIAGRAM, FOLLOW THE INSTRUCTIONS IN THE BOXES.

TURN THERMOSTAT TO CALL FOR HEAT DOES THERMOSTAT MAKE CONTACT?

No

Yes

IS ROOM TEMPERATURE BELOW THERMOSTAT SETTING?

No

IS ROOM

TEMPERATURE

ABOVE

90 DEGREES F?

Yes

No

TURN T'STAT SETTING ABOVE ROOM TEMP.

Yes

COOL THE THERMOSTAT

IS THE TRANSFORMER SUPPLYING 24 VOLTS TO THE THERMOSTAT?

Yes

REPLACE

No

 

No

 

ARE WIRES CONNECTED

CORRECT WIRE

 

PROPERLY?

 

CONNECTIONS

 

 

 

 

 

 

 

 

Yes

THERMOSTAT

IS INTERNAL DAMAGE

No

PRESENT ON THE

 

TRANSFORMER?

 

Yes

REPLACE TRANSFORMER

CHECK INPUT

POWER, SERVICE SWITCH AND FUSES

IS THE INDUCER

BLOWER OPERATING?

No

IS THERE 24 VOLTS ACROSS "TH" & "TR"

AT THE INTEGRATED

CONTROL?

No

CHECK FOR CONTINUITY

&PROPER CONNECTIONS

Yes

Yes

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Contents GAS-FIRED Furnace Safety Section Page Page Page Table of Contents Section Beginning Page Models GMD1-80N GMD1-80 III. Furnace Specifications ModelBlower Data Furnace Location IV. Installation Roof JackStandard Chimney Page Base Installation Page Alcove Installation Closet Installation ? Warning Hazard Combustion AIR Page GAS Piping Electrical Wiring AWG Propane Conversion Contents Quantity NAT. toManifold Removal and Orifice Change Page Operating Instructions Adjustment of Heat Input RateInitial Start UP GAS Pressure Chart for ALL GMD1-80 Model Furnaces Burner Adjustment Furnace Checkout Procedure Setting Temperature RisePage Installers Instructions to User VI. Starting the Unit Refer to the Troubleshooting Section of this Manual Page Power must be disconnected before servicing Diagnostic FeaturesTurn Tstat Setting Above Room Temp Yes After GAS Valve OPENS, do the Burners IGNITE? Check ALL Burners VIII. Dealer MaintenanceInducer Blower Assembly ElectricalHouse AIR Blower Inspecting the Venting SystemGASKETS/SEALING Materials Heat ExchangerOn START-UP IX. User Information Section Inspection Areas Component LocationsFilter Location and Cleaning Appendix A. Replacement Parts List Page Appendix B Wiring Diagram