07/09 506101−01
*2P0709* *P506101-01*
Page 1
E2009 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) or a
service agency.
CAUTION
Physical contact with metal edges and corners
while applying excessive force or rapid motion can
result in personal injury. Be aware of, and use
caution when working near these areas during
installation or while servicing this equipment.
IMPORTANT
This unit must be matched with an indoor coil as
specified in Lennox Engineering Handbook. Coils
previously charged with HCFC−22 must be
flushed.
IMPORTANT
The Clean Air Act of 1990 bans the intentional
venting of refrigerant (CFCs, HCFCs and HFCs) as
of July 1, 1992. Approved methods of recovery,
recycling or reclaiming must be followed. Fines
and/or incarceration may be levied for
noncompliance.
INSTALLATION
INSTRUCTIONS
Elite
®
Series XC16 Units
AIR CONDITIONER
506101−01
07/09
Supersedes 04/08
Table of Contents
Shipping and Packing List 1. . . . . . . . . . . . . . . . . . . . . .
XC16 Outdoor Unit 1. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Unit Dimensions 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
General Information 2. . . . . . . . . . . . . . . . . . . . . . . . . . .
Recovering Refrigerant from Existing System 2. . . . .
Removing Existing Outdoor Unit 5. . . . . . . . . . . . . . . . .
Positioning New Outdoor Unit 5. . . . . . . . . . . . . . . . . . .
Removing and Installing Panels 5. . . . . . . . . . . . . . . . .
New or Replacement Line Set 8. . . . . . . . . . . . . . . . . . .
Brazing Connections 9. . . . . . . . . . . . . . . . . . . . . . . . . . .
Removing Indoor Unit Metering Device 10. . . . . . . . . . .
Flushing System 10. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Installing New Indoor Unit Metering Device 12. . . . . . . .
Testing for Leaks 12. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Evacuating the System 12. . . . . . . . . . . . . . . . . . . . . . . . .
Servicing Units Delivered Void of Charge 14. . . . . . . . .
Electrical Connections 15. . . . . . . . . . . . . . . . . . . . . . . . .
Start−Up, Testing and Charging Procedures 15. . . . . . .
System Operation 20. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Maintenance 20. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Homeowner Information 21. . . . . . . . . . . . . . . . . . . . . . . .
Checklists 23. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Shipping and Packing List
Check the unit for shipping damage and listed times below
are intact. If damaged, or if parts are missing, immediately
contact the last shipping carrier.
S Assembled outdoor unit
XC16 Outdoor Unit
The XC16 Air Conditioners, which will also be referred to in
this instruction as the outdoor unit, uses HFC−410A
refrigerant. This outdoor unit must be installed with a
matching indoor unit and line set as outlined in the XC16
Engineering Handbook. XC16 Air Conditioners are
designed for use in thermal expansion valve (TXV)
systems.
NOTE − The XC16 outdoor unit is rated for 230V
applications only. A hard-start kit is required for
applications where the supply voltage is less than 230V.
Litho U.S.A.
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