® TECHNICAL MANUAL
GKS9
40" 90% Gas Furnaces
•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.
•Model numbers listed on page 3.
This manual is to be used by qualified, professionally trained HVAC technicians only. Goodman does not assume any responsibility for property damage or personal injury due to improper service procedures or services performed by an unqualified person.
®
CUS
RT6612017r2
June 2009
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