Goodman GDS8 Technical Information Manual
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Goodman GDS8 Technical Information Manual

Gds8; ghs8; gms8 series 40" 80% gas furnace units
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TECHNICAL INFORMATION MANUAL
GDS8, GMS8, GHS8
40" 80% Gas Furnace Units
•
Refer to Service Manual RS6610004 for installation,
operation, and troubleshooting information.
•
All safety information must be followed as provided in
the Service Manual.
•
Refer to the appropriate Parts Catalog for part number
information.
This manual is to be used by qualified, professionally trained HVAC
®
technicians only. Goodman does not assume any responsibility for
property damage or personal injurydue to improper service procedures
performed by an unqualified person.
Copyright © 2005-2007 Goodman Manufacturing Company, L.P.
Models listed on
page 3
RT6622004 Rev. 1
September 2007

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  • Page 1 TECHNICAL INFORMATION MANUAL GDS8, GMS8, GHS8 Models listed on page 3 40" 80% Gas Furnace Units • Refer to Service Manual RS6610004 for installation, operation, and troubleshooting information. • All safety information must be followed as provided in the Service Manual.

  • Page 2: Product Identification

    PRODUCT IDENTIFICATION The model and manufacturing number are used for positive identification of component parts used in manufacturing. Please use these numbers when requesting service or parts information. 070 3 B Product Type Major Revision G: Goodman or A: Initial Release Distinction Air Flow Direction D: Dedicated Downflow...
  • Page 3 PRODUCT IDENTIFICATION The model and manufacturing number are used for positive identification of component parts used in manufacturing. Please use these numbers when requesting service or parts information. GMS80453AN* GHS80453AN* GDS80453AN* GMS80703AN* GHS80704BN* GDS80703AN* GMS80704BN* GHS80905CN* GDS80904BN* GMS80904BN* GHS80905CN* GDS81155CN* GMS80905CN* GMS81155CN* GMS81405DN*...

  • Page 4: Product Design

    PRODUCT DESIGN General Operation NFPA 54/ANSI Z223.1 - latest edition. In Canada, the fur- naces must be vented in accordance with the National Stan- The G*S8 furnaces are equipped with an electronic ignition dard of Canada, CAN/CSA B149.1 and CAN/CSA B149.2 - device used to light the burners and an induced draft blower latest editions and amendments.

  • Page 5: Component Identification

    COMPONENT IDENTIFICATION Blower Door Interlock Switch Transformer Integrated Control Module Pressure Switch(es) Integrated Control Module Transformer Junction Box Flue Pipe Connection Gas Line Entrance (Alternate) Gas Valve Rollout Limit Pressure Switche(es) Inshot Burner Induced Draft Gas Manifold Blower Gas Line Entrance Primary Limit Downflow Models...
  • Page 6 COMPONENT IDENTIFICATION Primary Limit Pressure Switch Flue Pipe Connection Gas Line Entrance (Alternate) Gas Line Entrance Induced Draft Blower Rollout Limit Blower Door Interlock Switch Inshot Burner Gas Manifold Circulator Blower Junction Transformer Integrated Control Module Upflow/Horizontal 10 Induced Draft Blower 1 Gas Valve 11 Blower Door Interlock Switch 2 Gas Line Entrance (Alternate)
  • Page 7 PRODUCT DIMENSIONS GMS8 / GHS8 MODEL MODEL GMS80453A** GHS80453A* 14 1/2" 12 1/2" 14 1/2" 12 1/2" GMS80703A** GHS80704B** 17 1/2" 16" GMS80704B** GHS80905C** 21" 19 1/2" 17 1/2" 16" GMS80904BN* GMS80905B** 21" 19 1/2" GMS8115CB** 24 1/2" 23" GMS81405D**...
  • Page 8 PRODUCT DIMENSIONS GDS8 19 ” 1 ” 10¼” 4” LOW VOLTAGE 39” HIGH VOLTAGE 11 ” ALT. GAS INLET 8 ” GAS INLET ” ” 28” MODEL GDS80453A** 14 1/2" 12 1/2" GDS80703A** GDS80904B** 17 1/2" 16" GDS81155C** 21" 19 1/2"...
  • Page 9 PRODUCT DESIGN GMS8 & GHS8 Pressure Switch Trip Points Pressure Switch Trip Points And Usage Chart And Usage Chart Square Nose Round Nose Trip Point ID Blower Trip Point ID Blower ID Blower Pressure ID Blower Pressure Model Model Pressure Switch Pressure Switch...
  • Page 10 PRODUCT DESIGN GMS8 & GHS8 T.O.D. PRIMARY LIMIT Part Number B1370190 B1370187 B1370188 B1370198 B1370189 Open Setting (°F) GMS80453A** GMS80703A** GMS80704B** GMS80904B** GMS80905B** GMS8115CB** GMS81405D** GHS80453A** GHS80704B** GHS80905C** ROLLOUT LIMIT SWITCHES AUXILIARY LIMIT SWITCHES Part Number B1370155 Part Number B1370145 Open Setting (°F) Open Setting (°F) GMS80453A**...
  • Page 11 PRODUCT DESIGN GDS8 Presssure Switches Model Part No. Opens* GDS80453A** B1370142 -0.60 GDS80703A** B1370142 -0.60 GDS80904B** B1370142 -0.60 GDS81155C** B137158 -0.70 T.O.D. PRIMARY LIMIT Part Number B1370194 0130F00015 Open Setting (°F) GDS80453A** GDS80703A** GDS80904B** GDS81155C** ROLLOUT LIMIT SWITCHES Part Number B1370145 Open Setting (°F)
  • Page 12 A large array of Amana brand coils are available for use with the GMS8 and GHS8 furnaces, in either upflow or horizontal applications and for the GDS8 for downflow applications. These coils are available in both cased and uncased models, with ®...
  • Page 13 PRODUCT DESIGN Thermostats: ® The following Amana brand thermostats are suggested for use with G*S8 Furnace Models: THERMOSTATS Thermostat Man/Auto Programmable Cool Heat Batt. Powered Batt. Bkup 1213406* Man. Or Auto 1213407 Man. Changeover 1213411 Man. Changeover *1213406 is the recommended model for the G*S* furnaces when used with a heat pump in a fossil fuel application. It is NOT for use with the G*S8 as a sole heating source.
  • Page 14 PRODUCT DESIGN Counterflow Filters This furnace has provisions for the installation of return air filters at the counterflow top return. The furnace will accommodate the following filter sizes depending on cabinet size: Counterflow Top Return Return Air Filter Size Dimension "A" Filter Area Optional Cabinet Width...
  • Page 15 FURNACE SPECIFICATIONS GDS8 MODEL GDS80453A** GDS80703A** GDS80904B** GDS81155C** Btuh Input (US) High Fire 45,000 70,000 90,000 115,000 Output (US) High Fire 36,000 56,000 72,000 92,000 A.F.U.E. Rated External Static (" w.c.) .20 - .50 .20 - .50 .20 - .50 .20 - .50...
  • Page 16 FURNACE SPECIFICATIONS GMS8 MODEL Btuh Input (US) High Fire 45,000 70,000 70,000 90,000 90,000 115,000 115,000 Output (US) High Fire 36,000 56,000 56,000 72,000 72,000 92,000 92,000 A.F.U.E. Rated External Static (" w.c.) .20 - .50 .20 - .50 .20 - .50 .20 - .50 .20 - .50 .20 - .50...
  • Page 17 FURNACE SPECIFICATIONS GHS8 MODEL GHS80453A** GHS80704B** GHS80905C** Input, Natural Gas (BTUH) 45,000 70,000 90,000 Output, Natural Gas (BTUH) 36,000 56,000 72,000 Output, LP (BTUH) 32,000 48,000 64,000 A.F.U.E. 80.0% 80.0% 80.0% Rated External Static (" w.c.) 0.20 - 0.50 0.20 - 0.50 0.20 - 0.50 Temperature Rise (°F) 25 - 55...

  • Page 18: Blower Performance Specifications

    BLOWER PERFORMANCE SPECIFICATIONS GMS8 BLOWER PERFORMANCE (CFM & Temperature Rise vs. External Static Pressure) EXTERNAL STATIC PRESSURE (Inches Water Column) Tons AC Model Motor at 0.5" Heating Speed Speed As Shipped CFM RISE CFM RISE CFM RISE CFM RISE CFM RISE CFM CFM CFM HIGH 1555 1511...
  • Page 19 BLOWER PERFORMANCE SPECIFICATIONS GHS8 BLOWER PERFORMANCE (CFM & Temperature Rise vs. External Static Pressure) EXTERNAL STATIC PRESSURE (Inches Water Column) Tons AC Model Motor at 0.5" Heating Speed Speed As Shipped CFM RISE CFM RISE CFM RISE CFM RISE RISE CFM HIGH 1654 1647...
  • Page 20 BLOWER PERFORMANCE SPECIFICATIONS GDS8 BLOWER PERFORMANCE (CFM & Temperature Rise vs. External Static Pressure) EXTERNAL STATIC PRESSURE (Inches Water Column) Tons AC Model Motor at 0.5" Heating Speed Speed As Shipped CFM RISE CFM RISE CFM RISE CFM RISE CFM RISE CFM CFM CFM...
  • Page 21 BLOWER PERFORMANCE SPECIFICATIONS...

  • Page 22: Wiring Diagrams

    WIRING DIAGRAMS G*S8 HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH. WARNING:DISCONNECT POWER BEFORE INTEGRA TED HUMIDIF IER CONTROL MO DULE SERVICING.WIRING TO UNIT MUST BE PROPERLY POLARIZED AND GROUNDED.
  • Page 23 SCHEMATICS G*S8 HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH. CIRCULATOR BLOWER ELECTRONIC INDUCER AIR CLEANER HEAT PARK HEAT COOL ROLLOUT SWITCH...

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Ghs8Gms8Ghs80453anGhs80704bnGhs80905cnGms80453an ... Show all

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