Tranquility
27™ (TT) Series
Tranquility
20™ (TS) Series
Tranquility 16
™ (TC) Series
Genesis Ultra (GS) Series
Genesis Standard (GR) Series
Genesis Compact (GC) Series
Commercial Horizontal & Vertical
Packaged Water-Source Heat Pumps
Installation, Operation &
Maintenance Instructions
50Hz & 60Hz
97B0045N02
Revision: 6 Jan, 2009B
Table of Contents
Model Nomenclature 2
Storage 4
Pre-Installation 4
Physical Data 6-11
Horizontal Unit Installation 12
Field Conversion of Air Discharge 14
Condensate Piping Installation 15
Duct System Installation 16
Vertical Unit Location 17
Piping Installation 19
Water Loop Applications 20
Ground Loop Applications 21
Open Loop - Ground Water Systems 23
Water Quality Standards 25
Electrical - Line Voltage 26-43
Power Wiring 44
Electrical - Low Voltage Wiring 45
Low Water Temperature Cutout Selection 45
Water Valve Wiring 46
Thermostat Wiring 48
ECM Blower Control 49-50
Electrical Wiring Schematics 51-66
CXM/DXM Controls 67-69
CXM/DXM Safety Control Reset 70-71
ClimaDry Modulating Reheat Option 72-74
Unit Start-Up and Operating Conditions 74
Piping System Cleaning & Flushing 76
Unit and System Checkout Procedure 77
Unit Start-Up Procedure 78
Coax Pressure Drop Table 79-84
Operating Pressures 85-92
Preventive Maintenance 93
Functional & Performance Troubleshooting 94-95
Refrigerant Circuit Diagrams 96-97
Warranties 98-99
Revision History 100