6/2013 507163-01
*2P62013* *P507163-01*
Page 1
2013 Lennox Industries Inc.
Dallas, Texas, USA
RETAIN THESE INSTRUCTIONS
FOR FUTURE REFERENCE
These instructions are intended as a general guide and do
not supersede local codes in any way. Consult authorities
having jurisdiction before installation.
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.
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.
IMPORTANT
This unit must be matched with an indoor coil as speci
fied in Lennox SSB*H4 Product Specification bulletin.
Coils previously charged with HCFC-22 must be
flushed.
NOTICE TO INSTALLER
UNIT PLACEMENT
It is critical for proper unit operation to place outdoor unit on an
elevated surface as described in Unit Placement section on page 7.
BRAZING LINE SET TO SERVICE VALVES
It is imperative to follow the brazing technique illustrated starting on
page 12 to avoid damaging the service valve's internal seals.
INSTALLATION
INSTRUCTIONS
S-CLASS SSB*H4 Units
AIR CONDITIONER UNITS
507163-01
6/2013
Supersedes 506641-01
TABLE OF CONTENTS
Shipping and Packing List 1......................
General 1......................................
Unit Dimensions 2...............................
Model Number Identification 2....................
Unit Parts Arrangement 3........................
Operating Gauge Set and Service Valves 4.........
Recovering Refrigerant from Existing System 6.....
New Unit Placement 7...........................
Removing and Installing Panels 9.................
New or Replacement Line Set 10...................
Brazing Connections 12...........................
Flushing Line Set and Indoor Coil 15................
Installing Indoor Metering Device 16................
Leak Test Line Set and Indoor Coil 17...............
Evacuating Line Set and Indoor Coil 18.............
Electrical 19.....................................
Servicing Units Delivered Void of Charge 21.........
Unit Start-Up 21.................................
System Refrigerant 22............................
System Operation 25.............................
Maintenance 26..................................
Checklists 27....................................
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.
1 - Assembled outdoor unit.
General
Two-stage S-Class SSB*H4 outdoor units use
HFC-410A refrigerant. This unit must be installed with a
matching indoor coil and line set as outlined in the Product
Specification bulletin. S-Class SSB*H4 outdoor units
are designed for use in expansion valve systems (TXV)
only. They are not designed to be used with other
refrigerant flow control devices. The Product Specification
bulletin lists a TXV kit that must be ordered separately.
Litho U.S.A.
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