Lennox International Inc. 15GCSX user manual

Summary of the content on the page No. 1

2005 Lennox Industries Inc.
Dallas, Texas, USA
15GCSX Series Units
505,040M
08/05
Armstrong #38152A066
WARNING
Improper installation, adjustment, alteration,
service or maintenance can cause property
damage, personal injury or loss of life. Instal-
lation and service must be performed by a
qualified installer, service agency or the gas
supplier
READ ALL INSTRUCTIONS IN THIS MANUAL
Litho U.S.A.
AND RETAIN FOR FUTURE REFERENCE

2005
WARNING
FIRE OR EXPLOSION HAZARD.
Failure to follow safety warn

Summary of the content on the page No. 2

15GCSX Parts Arrangement R Safety Information WARNING 1 − Keep unit area clear and free of combustible materi- als, gasoline and other flammable vapors and liquids. Product contains fiberglass wool. 2 − Inspect return air duct to ensure duct is sealed to Disturbing the insulation in this product during the unit and terminates outside the space contain- installation, maintenance, or repair will expose you ing appliance. to fiberglass wool. Breathing this may cause lung 3 − This unit requires a

Summary of the content on the page No. 3

4 − Turn the gas valve knob to the ON position. Refer to figure 2. WARNING 5 − Replace heat section access panel. 6 − Turn on electrical power to unit. Do not use this unit if any part has been under wa- ter. A flood−damaged unit is extremely dangerous. 7 − Set room thermostat to desired temperature. (If ther- Attempts to use the unit can result in fire or explo- mostat setpoint temperature is above room tempera- sion. A qualified service agency should be con- ture after the pre−purge time ex

Summary of the content on the page No. 4

Distorted flame or yellow tipping of the natural gas Maintenance flame (or long yellow tips on LP/propane flame) may be To maintain efficiency and longevity, your equipment caused by one or more of the following: lint or dirt inside must be serviced yearly by a qualified service technician. the burner or burner ports; lint or dirt at the air inlet be- Failure to provide proof of proper service can void the tween the burner and manifold pipe; or an obstruction warranty. over the burner orifice.