Lodge Manufacturing GMD1-80N manual Yes

Page 36

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

Yes

Yes

 

 

 

IS THERE LINE VOLTAGE

ACROSS INDUCER POWER

TERMINALS "IND" & "IND N"

AT THE INTEGRATED CONTROL?

Yes

CHECK WIRING TO INDUCER

AND IF OK, REPLACE

INDUCER ASSEMBLY.

No

CHECK THE INTEGRATED

CONTROL DIAGNOSTIC LED LAMP. RESET BY INTERRUPTING POWER TO CONTROL FOR MORE THAN ONE SECOND. IF LED STAYS ON CONTINUOUSLY, REPLACE INTEGRATED CONTROL.

DOES THE HOT

SURFACE

IGNITOR ENERGIZE

AND GLOW?

Yes

 

IS THERE LINE VOLTAGE

 

No

ACROSS HOT SURFACE

No

IGNITOR TERMINALS

 

 

 

"IGN" & "IGN N" AT THE

 

 

INTEGRATED CONTROL?

 

Yes

CHECK WIRING TO HOT

SURFACE IGNITOR AND

IF OK, REPLACE HOT

SURFACE IGNITOR ASSEMLBY.

CHECK THE INTEGRATED CONTROL DIAGNOSTIC LED LAMP. RESET BY INTERRUPTING POWER TO CONTROL FOR MORE THAN ONE SECOND. IF LED STAYS ON CONTINUOUSLY REPLACE INTEGRATED CONTROL.

AFTER HOT

SURFACE IGNITOR

WARM-UP, DOES GAS VALVE OPEN?

Yes

No

CHECK ACROSS "MV"

TERMINALS ON INTEGRATED

CONTROL FOR 24 VOLTS DURING THE 4 SECOND FLAME PROVING PERIOD AFTER IGNITOR WARM-UP. IS THERE 24 VOLTS?

Yes

CHECK WIRING TO GAS

VALVE AND IF OK,

REPLACE GAS VALVE.

No

SAME AS ABOVE

35

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Contents GAS-FIRED Furnace Safety Section Page Page Page Table of Contents Section Beginning Page Models GMD1-80N III. Furnace Specifications Model GMD1-80Blower Data IV. Installation Roof Jack Standard ChimneyFurnace Location Page Base Installation Page Alcove Installation Closet Installation ? Warning Hazard Combustion AIR Page GAS Piping Electrical Wiring AWG Contents Quantity NAT. to Propane ConversionManifold Removal and Orifice Change Page Adjustment of Heat Input Rate Initial Start UPOperating Instructions GAS Pressure Chart for ALL GMD1-80 Model Furnaces Burner Adjustment Setting Temperature Rise Furnace Checkout ProcedurePage Installers Instructions to User VI. Starting the Unit Refer to the Troubleshooting Section of this Manual Page Diagnostic Features Power must be disconnected before servicingTurn Tstat Setting Above Room Temp Yes After GAS Valve OPENS, do the Burners IGNITE? Check ALL VIII. Dealer Maintenance Inducer Blower AssemblyElectrical BurnersInspecting the Venting System GASKETS/SEALING MaterialsHeat Exchanger House AIR BlowerOn START-UP IX. User Information Section Component Locations Inspection AreasFilter Location and Cleaning Appendix A. Replacement Parts List Page Appendix B Wiring Diagram