Lennox Signature Collection XP15 Installation Instructions Manual

®
,1,_2008 Lennox industries Inc,
Dallas, Texas, USA
RETAIN THESE INSTRUCTIONS
FOR FUTURE REFERENCE
X_ WARNING
_, CAUTION
INSTALLATION
INSTRUCTIONS
Dave Lennox Signature ®
Collection XP15 Units
HEAT PUMP
UNITS
_-_Technical
505,328M U£[ Publications
04/08 Litho U.S.A.
Supersedes 03/08
XP15 Outdoor Unit ............................ 1
Shipping and Packing List ...................... 1
Unit Dimensions ............................... 2
General Information ........................... 2
Recovering Refrigerant from Existing System ..... 4
Positioning New Outdoor Unit .................. 5
Removing Panel .............................. 6
Electrical Connections ......................... 7
New or Replacement Line Set ................... 9
Brazing Line Set Connections ................... 11
Removing Existing Refrigerant Metering Device . .. 11
Testing for Leaks .............................. 11
Removing Service Valve Port Core .............. 12
Flushing Existing System ....................... 12
Installing New Refrigerant Metering Device ....... 13
Installing Service Valve Port Core ............... 14
Evacuating the System ......................... 14
Start-Up Procedures ........................... 15
System Operations ............................ 19
Lennox System Operation Monitor (LSOM) ....... 19
Defrost System ............................... 21
Maintenance .................................. 26
Homeowner Information ........................ 26
Start-Up and Performance Checklist ............. 28
A IMPORTANT
IMPORTANT
The Lennox XP15 outdoor units use HFC-410A
refrigerant, This unit must be installed with a matching
indoor coil and line set as outlined in the Lennox
Engineering Handbook, XP15 series outdoor units are
designed for use in check expansion valve (CTXV)
systems only, and are not designed to be used with other
refrigerant flow control devices. The Lennox Engineering
Handbook lists compatible indoor CTXV kits which are
ordered separately.
1 - Assembled XP15 outdoor unit
1 - Bushing (for low voltage wiring)
2 - Grommets (for liquid and vapor lines)
Check equipment for shipping damage. If you find any
damage, immediately contact the last carrier.
04/08
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