Lennox Merit 13ACD-018 Installation Instructions Manual

®
,1,_,2008 Lennox tndustries Inc,
Dallas, Texas, USA
RETAIN THESE INSTRUCTIONS
FOR FUTURE REFERENCE
WARNING
INSTALLATION
INSTRUCTIONS
Merit® Series13ACD Units
AIR CONDITIONER UNITS
505,366M
01I08
Supersedes 11/07
_puTeCh ical
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blications
Litho U.S.A.
Shipping and Packing List ...................... 1
13ACD Outdoor Unit ........................... 1
Unit Dimensions ............................... 2
General Information ........................... 2
Recovering Refrigerant from Existing System ..... 4
Removing Existing Outdoor Unit ................. 5
Positioning New Outdoor Unit ................... 5
New or Replacement Line Set ................... 6
Brazing Connections ........................... 8
Removing Indoor Unit Metering Device ............ 9
Installing New Indoor Unit Metering Device ........ 9
Testing for Leaks .............................. 11
Evacuating the System ......................... 12
Servicing Unit Delivered Void of Charge ........... 13
Electrical Connections ......................... 13
Start-Up and Charging Procedures ............... 14
System Operation ............................. 18
Maintenance .................................. 18
Homeowner Information ........................ 19
Start-Up and Performance Checklist ............. 20
CAUTION
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
1 -- Refrigerant flow control kit (Fixed Orifice)
IMPORTANT
13ACD Air Conditioners, which will also be referred to in
this instruction as the outdoor unit, uses HCFC-22
refrigerant. This outdoor unit must be installed with a
matching indoor unit and line set as outlined in the Lennox
13ACD Engineering Handbook.
This outdoor unit is designed for use in systems that use
one of the following refrigerant metering devices:
• Thermal expansion valve (TXV)
• Fixed orifice
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