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

 

 

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Contents 

 

SECTION 

 

 

 

 

 

 

 

 

PAGE 

 
Notice to the Installer

   

 

 

 

 

 

 

 

 

 
INSTALLATION GUIDELINES    

 

 

 

 

 

 

 

General Installation   

 

 

 

 

 

 

 

Standard Clearances    

 

 

 

 

 

 

 

Combustion Air    

 

 

 

 

 

 

 

Furnace Location    

 

 

 

 

 

 

 

Furnace and Air Conditioning Installation      

 

 

 

 

Alcove Installation    

 

 

 

 

 

 

 

Closet Installation    

 

 

 

 

 

 

 

Roof Jack     

 

 

 

 

 

 

 

 

Combustible Floor Base      

 

 

 

 

 

 

Coil Cabinet    

 

 

 

 

 

 

 

 

Gas Piping    

 

 

 

 

 

 

 

 

Electric Wiring      

 

 

 

 

 

 

Room Thermostat    

 

 

 

 

 

 

 

 

INITIAL OPERATION OF THE FURNACE    

 

 

 

 

 

Initial Start Up  

 

 

 

 

 

 

 

 

Adjustment of Heat Input     

 

 

 

 

 

 

Burner Adjustment    

 

 

 

 

 

 

 

Setting Temperature Rise   

 

 

 

 

 

 

Furnace Check Out Procedure  

 

 

 

 

 

 

Instructions to Our Customer / End User   

 

 

 

 

 
SERVICE    

 

 

 

 

 

 

 

 

 

Troubleshooting    

 

 

 

 

 

 

 

Diagnostic Features    

 

 

 

 

 

 

 

Fault Code History    

 

 

 

 

 

 

 

Trouble Shooting Flow Chart    

 

 

 

 

 

10 

 
MAINTENANCE    

 

 

 

 

 

 

 

14 

 

Electrical   

 

 

 

 

 

 

 

14 

 

Burner     

 

 

 

 

 

 

 

14 

 

Combustion Fan Assembly    

 

 

 

 

 

14 

 

Venting System    

 

 

 

 

 

 

14 

 

Gasket / Seals      

 

 

 

 

 

 

14 

 

Heat Exchanger    

 

 

 

 

 

 

14 

 

House Air Blower  

 

 

 

 

 

 

14 

 
USERS INFORMATION     

 

 

 

 

 

 

14 

 

Filter Cleaning      

 

 

 

 

 

 

15 

Component location    

 

 

 

 

 

 

15 

 

Inspection Areas   

 

 

 

 

 

 

15 

 

Extended Shutdown    

 

 

 

 

 

 

15 

 
 
APPENDIX A: REPLACEMENT PARTS    

 

 

 

 

 

16 

 
APPENDIX B: ELECTRICAL DIAGRAMS      

 

 

 

 

21 

 
APPENDIX D: SPECIFICATION SHEETS      

 

 

 

 

 

22 

 
 

 

 

Summary of Contents for GMA1-60D48N

Page 1: ...Homes Buildings PLEASE READ THESE INSTRUCTIONS PRIOR TO INSTALLATION INITIAL FIRING AND BEFORE PERFORMING ANY SERVICE OR MAINTENANCE THESE INSTRUCTIONS MUST BE LEFT WITH THE USER AND SHOULD BE RETAINE...

Page 2: ......

Page 3: ...OPERATION OF THE FURNACE 6 Initial Start Up 6 Adjustment of Heat Input 7 Burner Adjustment 8 Setting Temperature Rise 8 Furnace Check Out Procedure 8 Instructions to Our Customer End User 8 SERVICE 9...

Page 4: ...n recovering your claim against the transportation company Warranties c WARNING The manufacturer of this equipment assumes no liability for any damages resulting from unauthorized modifications made t...

Page 5: ...e Improper installation may create a fire hazard and damage internal equipment as well as void all manufacturers warranties For best performance locate the furnace so that it is centralized with respe...

Page 6: ...terials located in the return air system must have a flame spread classification of 200 or less Wiring materials located in the return air duct system must conform to Article 300 22 of the latest edit...

Page 7: ...With the gas piping pressurized all gas piping connections must be leak tested using a strong soap and water solution Any leaks must be repaired immediately after turning off the gas supply A final te...

Page 8: ...ly L1 Hot line to the Black wire labeled LI Connect the power supply L2 Neutral to the white wire labeled L2 Connect the Power Supply Ground wire to the Green Wire Secure all connections with the yell...

Page 9: ...9 2 001 3 000 30 26 2 10mm 42 3 001 4 000 30 27 45 2 30mm 4 001 5 000 1 8 28 2 00mm 43 5 001 6 000 31 29 1 95mm 2 20mm 6 001 7 000 31 29 48 2 15mm 7 001 8 000 32 30 49 45 8 001 9 000 33 1 8 50 2 00mm...

Page 10: ...connected to the Heat terminal on the integrated furnace control with one of the higher speed blower leads attached to a terminal marked Park Be sure to attach any unused blower leads to a terminal ma...

Page 11: ...ire control should be replaced as the control is not field repairable If the sensed failure is in the system external to the control the LED will flash in the following flash pause sequences to indica...

Page 12: ...s Yes No No Yes ARE WIRES CONNECTED PROPERLY No CORRECT WIRE CONNECTIONS No Yes Yes No Yes IS THE INDUCER BLOWER OPERATING Yes TROUBLESHOOTING GUIDE THE SYSTEM IS STARTED BY SETTING THE THERMOSTAT TO...

Page 13: ...ER TERMINALS IND IND N AT THE INTEGRATED CONTROL CHECK THE INTEGRATED CONTROL DIAGNOSTIC LED LAMP RESET BY INTERRUPTING POWER TO CONTROL FOR MORE THAN ONE SECOND IF LED STAYS ON CONTINUOUSLY REPLACE I...

Page 14: ...ROOF OF FLAME CHECK Yes CHECK ACROSS THE CIRCULATING AIR BLOWER TERMINALS CIR N HEAT FOR PROPER VOLTAGE REPLACE THE INTEGRATED CONTROL No No Yes DOES THE CIRCULATING AIR FAN COME ON WHEN ENERGIZED No...

Page 15: ...NS CHECK FOR SHORT IN WIRE TO THERMOSTAT AND CORRECT IF NECESSARY DOES BURNER SHUT OFF WHEN THERMOSTAT IS SATISFIED No No No Yes Yes Yes Yes Yes IS LED LIGHT ON INTEGRATED CONTROL FLASHING DOES THE CI...

Page 16: ...replaced to ensure proper venting Vent pipes should also be inspected for any signs of corrosion deterioration or leakage that may cause combustion by products to infiltrate the home or indoor enviro...

Page 17: ...g for signs of excessive heat such as discoloration of components materials damaged from rust or corrosion soot or carbon build up EXTERIOR OF FURNACES The furnace exterior should be inspected for sig...

Page 18: ...All installations and services must be performed by qualified service personnel 16 APPENDIX A REPLACEMENT PARTS GMA1 SERIES...

Page 19: ...All installations and services must be performed by qualified service personnel 17 GMA1 SERIES...

Page 20: ...All installations and services must be performed by qualified service personnel 18 GMC1 SERIES...

Page 21: ...All installations and services must be performed by qualified service personnel 19 GMC1 SERIES...

Page 22: ...All installations and services must be performed by qualified service personnel 20 GMA1 GMC1 SERIES BURNER ASEMBLY...

Page 23: ...All installations and services must be performed by qualified service personnel 21 APPENDIX B WIRING DIAGRAM REVISE...

Page 24: ...ce Motor Current Draw Amps vs External Static pressure in WC 0 1 0 2 0 3 0 4 0 5 0 6 0 7 Low 3 01 2 95 2 90 2 82 2 70 2 62 2 53 ML 4 06 3 84 3 75 3 62 3 48 3 34 3 13 MH 5 43 5 29 5 16 5 01 4 74 4 58 4...

Page 25: ...ace Motor Current Draw Amps vs External Static pressure in WC 0 1 0 2 0 3 0 4 0 5 0 6 0 7 Low 3 01 2 95 2 90 2 82 2 70 2 62 2 53 ML 4 06 3 84 3 75 3 62 3 48 3 34 3 13 MH 5 43 5 29 5 16 5 01 4 74 4 58...

Page 26: ...Current Draw Amps vs External Static pressure in WC 0 1 0 2 0 3 0 4 0 5 0 6 0 7 Low 3 04 2 93 2 88 2 79 2 72 2 64 2 53 ML 3 85 3 78 3 66 3 55 3 45 3 31 3 15 MH 5 40 5 23 5 06 4 88 4 70 4 52 4 30 High...

Page 27: ...ace Motor Current Draw Amps vs External Static pressure in WC 0 1 0 2 0 3 0 4 0 5 0 6 0 7 Low 3 04 2 93 2 88 2 79 2 72 2 64 2 53 ML 3 85 3 78 3 66 3 55 3 45 3 31 3 15 MH 5 40 5 23 5 06 4 88 4 70 4 52...

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