©2020 Lennox Industries Inc.
Dallas, Texas, USA
Page 1
General
This SL28XCV outdoor air conditioner with all-aluminum
coil is designed for use with HFC-410A refrigerant only.
These instructions are intended as a general guide and do
not supersede local codes in any way. Consult authorities
having jurisdiction before installation.
INSTALLATION
INSTRUCTIONS
AIR CONDITIONER
508022-01
3/2020
Dave Lennox Signature
®
Collection SL28XCV System
WARNING
Improper installation, adjustment, alteration, service
or maintenance can cause property damage, personal
injury or loss of life. Installation and service must be
performed by a licensed professional HVAC installer or
equivalent, or service agency.
IMPORTANT: Special procedures are required for clean-
ing the all-aluminum coil in this unit. See page 20 in this
instruction for information.
CONTROL
PANEL ACCESS
LOCATION
6 (152)
36 (914)
12 (305)
30 (762)
24
(610)
LINE SET
CONNECTIONS
ACCESS
PANEL
REAR VIEW OF UNIT
48 (1219)
MINIMUM CLEARANCE BETWEEN TWO UNITS
CLEARANCE ON ALL SIDES — INCHES (MILLIMETERS)
MINIMUM CLEARANCE
ABOVE UNIT
NOTES:
Clearance to access panel must be 30
inches (762mm).
Clearance to one of the other three
sides must be 36 inches (914mm).
Clearance to one of the remaining two
sides may be 12 inches (305mm) and
the final side may be 6 inches
(152mm).
Note: Dimensions are not to scale.
THIS UNIT IS A INTEGRAL COMPONENT OF A SYSTEM THAT
WILL REQUIRE A COMMUNICATING THERMOSTAT AND
COMMUNICATING AIR HANDLER OR FURNACE.
SL28XCV
Communicating air handler
or furnace
Communicating
thermostat
SETTING THE UNIT – Clearances
THIS MANUAL MUST BE LEFT WITH THE
HOMEOWNER FOR FUTURE REFERENCE
PACKING LIST
OUTDOOR UNIT
WARRANTY
CARD
GROMMETS (2)
BUSHING (1)
RAST 6-PIN
CONNECTOR (1)
This unit must be installed with an approved indoor air
handler or coil. For AHRI Certied system match-ups and
expanded ratings, visit www.LennoxPros.com.
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