Goodman Mfg GDS8 - Manual

SS-GMS8 www.goodmanmfg.com 10/11
Supersedes 9/11
GMS8/GDS8/GHS8
M
ulti
-P
oSition
, M
ulti
-S
PeeD
G
aS
F
urnaceS
80% aFue
Standard Features
• Dual-diameter tubular heat exchanger
• Single-stage combination redundant gas valve
• Norton hot surface mini-igniter
• Quiet multi-speed direct-drive
circulator blower motor
• Furnace control board with self-diagnostics
and low-voltage terminal block
• Quiet single-speed, induced-draft blower
• Certain models available with low NOx emissions
Cabinet Features
• Foil-faced insulation lines the
heat exchanger compartment
• Factory sealed to achieve 2% or less leakage rate
at 1.0” water gauge external duct static pressure
• Designed for multi-position installation:
GMS8 and GHS8: upflow, horizontal left or right
GDS8: dedicated downflow
• Coil and furnace fit flush for most installations
H
eatinG
i
nPut
:
40,000–140,000 Btu/
H
Contents
Nomenclature ....................................... 2
Product Specifications .......................... 3
Dimensions ........................................... 5
Airflow Data .......................................... 8
Wiring Diagrams ................................. 11
Accessories .......................................... 12
* Complete warranty details available from your local dealer or at www.goodmanmfg.com. To
receive the Lifetime Heat Exchanger Limited Warranty (good for as long as you own your home)
and 10-Year Parts Limited Warranty, online registration must be completed within 60 days of
installation. Online registration is not required in California or Québec.