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E 2005 Lennox Industries Inc.
Dallas, Texas, USA
RETAIN THESE INSTRUCTIONS
FOR FUTURE REFERENCE
WARNING
Improper installation, adjustment, alteration, service
or maintenance can cause personal injury, loss of life,
or damage to property.
Installation and service must be performed by a
licensed professional installer (or equivalent),
service agency or the gas supplier.
Do not store or use gasoline or other
flammable vapors and liquids in the
vicinity of this or any other ap-
pliance.
Installation and service must be
performed by a qualified installer,
service agency or the gas supplier.
05/09
*2P0509*
USER'S
INFORMATION
MANUAL
15GCSX SERIES UNITS
GAS PACKAGED UNITS (2−5 TONS)
Armstrong # 38152A066
505,040M
05/09
Supersedes 08/05
Table of Contents
Parts Arrangement
Notice to Homeowners
Safety Information
Unit Operations
Thermostat Operations
Maintenance
Service Reminders
Planned Services
Repair Parts List
WARNING
FIRE OR EXPLOSION HAZARD.
Failure to follow safety warnings exact-
ly could result in serious injury, death,
or property damage.
WHAT TO DO IF YOU SMELL GAS:
D Do not try to light any appliance.
D Do not touch any electrical switch; do not
use any phone in your building.
D Leave the building immediately.
D Immediately call your gas supplier from a
neighbor's phone. Follow the gas supplier's
instructions.
D If you cannot reach your gas supplier, call
the fire department.
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*P505040M*
Litho U.S.A.
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Summary of Contents for Lennox 15GCSX Series
- Page 1 USER’S INFORMATION E 2005 Lennox Industries Inc. Dallas, Texas, USA MANUAL 15GCSX SERIES UNITS GAS PACKAGED UNITS (2−5 TONS) Armstrong # 38152A066 505,040M Litho U.S.A. 05/09 Supersedes 08/05 Table of Contents Parts Arrangement ......
- Page 2 15GCSX Parts Arrangement Notice to Homeowners WARNING This furnace is equipped with safety devices that protect you and your property. If one or more of these devices is Electric shock hazard. Can cause activated, furnace operation will stop. If your home is left injury or death.
- Page 3 WARNING WARNING Product contains fiberglass wool. Danger of explosion and fire. Failure to follow safety warnings exactly could Disturbing the insulation in this product during result in dangerous operation, serious installation, maintenance, or repair will expose you to fiberglass wool. Breathing this may cause lung injury, death or property damage.
- Page 4 7 − Set room thermostat to desired temperature. (If mode is selected, the unit will operate to satisfy a cooling thermostat setpoint temperature is above room demand. Some thermostats feature an AUTO system temperature after the pre−purge time expires, main mode, which automatically switches between the HEAT burners will light).
- Page 5 Flame (Blue Only) Repair Parts List Figure 3 The following repair parts are available through Lennox dealers. When ordering parts, include the complete unit Vent Outlet model number listed on the unit rating plate. All service Visually inspect vent outlet periodically to make sure that must be performed by a licensed professional installer (or the there is no buildup of soot and dirt .