Summary of the content on the page No. 1
See unit nameplate for manufacturer
and address.
504,558M
8/2002
Supersedes 2/2002
GCS16−024, 030, 036, 048, 060
GCS20−024, 030, 036, 048, 060
GCS20R−024, 030, 036, 042, 048, 060
WARNING
Improper installation, adjustment, alteration, ser
vice or maintenance can cause property damage,
personal injury or loss of life. Installation and ser
vice must be performed by a qualified installer, ser
vice agency or the gas supplier
READ ALL INSTRUCTIONS IN THIS MANUAL
Litho U.S.A.
FBR113270
AND RETAIN FO
Summary of the content on the page No. 2
GCS16, 20, and 20R Parts Arrangement VENT CAP COMBUSTION AIR INDUCER JUNCTION BOX CONDENSER GAS COIL VALVE BURNER COMPRESSOR Safety WARNING 1− Keep unit area clear and free of combustible materi als, gasoline and other flammable vapors and liquids. Electric shock hazard. Can cause 2− Inspect return air duct to ensure duct is sealed to injury or death. Before attempting to perform any service or maintenance, the unit and terminates outside the space contain turn the electrical power to unit
Summary of the content on the page No. 3
4− Remove heat access panel. WARNING 5− Honeywell VR8205 − Turn knob on gas valve clock wise until it stops. Depress knob and turn clock Danger of electrical shock, explosion wise to OFF. and fire. Improper servicing could White Rodgers 36E − Turn knob on gas valve 180° ei result in dangerous operation, serious ther way to OFF. inujry, death or property damage. 6− Wait five minutes to clear out any gas. If you then Unit Operation smell gas, STOP! Immediately call your gas supplier FO
Summary of the content on the page No. 4
B−To Turn Off Gas To Unit The primary air is permanently set for normal operation. The flame will be basically blue with some clear yellow 1− If using electromechanical thermostat, set to the low est setting. streaking in the end of the flame. Inspect burner flame pe 2− Turn off all electrical power to unit if service is to be riodically during heating season using inspection port performed. provided on the burner access panel. 3− Remove heat section access panel. Service 4− Turn knob
