GM9S80-U Spec Sheet

ManualsBrandsGoodman ManualsFurnacesGM9S80 - 80k BTU - Ultra Low NOx Gas Furnace - 80% AFUE

SS-GM9S80-U www.goodmanmfg.com 10/21

Heating Input : 40,000 – 80,000 BTU/h

Single-Stage, Multi-Speed ECM,

Multi-Position, Ultra-Low NOx

Gas Furnace

80% AFUE

Standard Features Cabinet Features

• Heavy-duty stainless-steel dual-

diameter tubular heat exchanger

• Single-stage gas valve

• Durable Hot-surface igniter

• 

• 

• 

• 









• 

• 



• 

for gas and electrical service

• 



• Foil faced insulated heat exchanger

Contents

 2

 3

Dimensions 

 

Wiring Diagrams 8

Accessories 

Minimum Filter Sizes  

GM9S80-U

 





Summary of content (10 pages)

PAGE 1
GM9S80-U Single-Stage, Multi-Speed ECM, Multi-Position, Ultra-Low NOx Gas Furnace 80% AFUE Heating Input : 40,000 – 80,000 BTU/h Contents Nomenclature......................................... 2 Product Specifications............................ 3 Dimensions............................................. 4 Airflow Data............................................ 5 Wiring Diagrams..................................... 8 Accessories............................................. 9 Minimum Filter Sizes ...........
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Nomenclature G M 9 S 80 060 3 B U ** 1 2 3 4 5,6 7,8,9 10 11 12 13,14 Brand Engineering G - Goodman® Brand Major/Minor Revisions A - Initial Release B - 1st Revision Configuration NOx M - Upflow/Horizontal N = > 40 NG/J NOx C - Downflow/Horizontal X = < 40 NG/J NOx U = < 14NG/J NOx Motor Cabinet Width 9 - Nine Speed ECM Gas Valve C - 21" B - 17½" D - 24½" Maximum CFM C - Two Stage 3 - 1200 CFM S - Single Stage 4 - 1600 CFM 5 - 2000 CFM AFUE 2 A - 14" MBTU/h 80
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GM9S80-U Product Specifications GM9S80 0403AU* GM9S80 0603AU* GM9S80 0604BU* GM9S80 0804BU* GM9S80 0805CU* Input 40,000 60,000 60,000 80,000 80,000 Natural Gas Output 32,000 48,000 48,000 64,000 64,000 AFUE ¹ 80 80 80 80 80 Available AC @ 0.5” ESP 3 3 4 4 5 25-55 20-50 20-50 35-65 35-65 Size (D x W) 10" x 6" 10" x 6" 10" x 8" 10" x 8" 10" x 10" Horsepower Heating Capacity Temperature Rise Range (°F) Circulator Blower 0.5 0.5 0.75 0.
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GM9S80-U Dimensions Alt. Flue Outlet — Horizontal Left 1¾” 17⁄16” A B ➤ Alternate Gas Inlet 19½” ➤ ➤ 33⅜” Alt. Gas Inlet ➤ 27⅞” 20” High-Voltage Inlet 235⁄16” Alt. High Voltage 15” 13¼” Low-Voltage Inlet Alt. Low Voltage ➤ 23” ➤ ➤ 28” Model A B GM9S800403AU* GM9S800603AU* 14” 14” 12½” 12½” GM9S800604BU* 17½” 16” GM9S800804BU* 17½” 16” GM9S800805CU* 21” 19½” Notes • voltage wiring can enter through the right or left side of furnace.
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GM9S80-U COOLING & CIRCULATION AIFLOW COOLING & CIRCULATION AIRFLOW MODEL GM9S80 0403AU* GM9S80 0603AU* GM9S80 0604BU* GM9S80 0804BU* GM9S80 0805CU* THERMOSTAT CALL Y1 / Y2 / G Y1 / Y2 / G Y1 / Y2 / G Y1 / Y2 / G Y1 / Y2 / G EXTERNAL STATIC PRESSURE, (INCHES WATER COLUMN) TAP # 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.
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GM9S80-U Heating Airflow Data Heating AIFLOW MODEL GM9S80 0403AU GM9S80 0603AU* GM9S80 0604AU* THERMOSTAT CALL W/W1 W/W1 W/W1 GM9S80 0804BU* W/W1 GM9S80 0805CU* W/W1 TAP # EXTERNAL STATIC PRESSURE, (INCHES WATER COLUMN) 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.
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SS-GM9S80-U www.goodmanmfg.com 10 20 30 40 50 60 70 30 80 90 100 40 50 60 700 600 CFM 90 100 2000 2200 2400 CFM 1800 1600 1400 Output BTU/h x 1,000 OUTPUT BTU/HR x 1000 80 1200 1100 1000 900 70 800 Formulas FORMULAS 110 120 130 140 BTUBTU/h OUTPUT 1.08x xRise RISE Output==CFM CFRM xx 1.08 BTU OUTPUT RISERise = = BTU/H Output ÷÷ CFM CFM 1.08 CFM x 1.08 BTU OUTPUT vs TEMPERATURE CHART BTU/h Output Vs.
PAGE 8
Wiring Diagram GN GND C OR NO C 2 M 1 L BR DISCONNECT BL TR (2) GAS VALVE GND AUTO RESET PRIMARY LIMIT CONTROL HOT SURFACE IGNITER BL AUTO RESET BURNER BOX LIMIT 2 CIRCUIT CONNECTOR 2 1 WH BLOWER COMPARTMENT Y E 1 8 TO MICRO W RD XFMR-H BK WH WH GND RD BLOWER COMPARTMENT DOOR-SWITCH (OPEN WHEN DOOR OPEN) E19 E47 E46 E25 ID BLOWER E26 IDB(2) LINE NEUTRALS NEUTRAL GN E23 HOT SURFACE IGNITER HSI(1) BLW W 11 GND E22 W 12 E5 SW2 EAC ECM MTR HARNESS E42 E35
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Accessories Model Description GM9S80 0403AU* GM9S80 0603AU* GM9S80 0604BU* GM9S80 0804BU* GM9S80 0805CU* AFE18-60A Fossil Fuel (Dual Fuel) Kit √ √ √√ √ √ MVK-01 Masonry Vent Kit √ √ √ √ √ 1 1 Upflow applications only Minimum Filter Sizes Model # Filter Size (in²) GM9S80 0403AU* GM9S80 0603AU* (1) 16 x 25 (Side) or (1) 14 x 24 (Bottom) GM9S80 0604BU* GM9S80 0804BU* (1) 16 x 25 (Side or Bottom) GM9S80 0805CU* (2) 16 x 25 (Side) or (1) 20 x 25 (Bottom) ¹ Note: Larger filters ma
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Notes Goodman Manufacturing Company, L.P., reserves the right to discontinue, or change at any time, specifications or designs without notice or without incurring obligations. ©2021 Goodman Manufacturing Company, L.P. • Houston, Texas • Printed in the USA. 10 www.goodmanmfg.