E2010 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 XC16 Engineering Handbook. Coils pre- viously 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
Elite® Series XC16 UnitsAIR CONDITIONER
506637−01
11/10Litho U.S.A. Supersedes 506101−01
TABLE OF CONTENTS
General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Shipping and Packing List . . . . . . . . . . . . . . . . . . . . . . 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 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 Checklist . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
General
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 Lennox 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
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 door unit.
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