Tranquility
®
22
(TY) Series
MODELS TYH/V 024 - 60
60 HZ - HFC-410A
INSTALLATION, OPERATION
& MAINTENANCE
97B0075N15
Revised: July 8, 2021
Table of Contents
Model Nomenclature 3
General Information 4
Unit Physical Data 6
Horizontal Installation 7
Field Conversion of Air Discharge 9
Horizontal Installation 10
Vertical Installation 11
Piping Installation 13
Water-Loop Heat Pump Applications 14
Ground-Loop Heat Pump Applications 15
Ground-Loop and Ground Water Heat
Pump Applications 16
Ground-Water Heat Pump Applications 17
Water Quality Standards 19
Electrical - Line Voltage 20
Electrical - Power Wiring 21
Electrical - Power & Low Voltage Wiring 22
Electrical - Low Voltage Wiring 23
Electrical - Low Voltage Wiring for Units Using External
Motorized Water Valve 24
Electrical - Thermostat Wiring 25
Blower Performance Data 26
ECM Blower Control 27
TY Series Wiring Diagram Matrix 28
DXM2 Controls 29
DXM2 Layout and Connections 32
DXM2 Controls 33
Unit Starting and Operating Conditions 35
Piping System Cleaning and Flushing 36
Unit and System Checkout 37
Unit Start-Up Procedure 38
Unit Operating Conditions 39
Preventive Maintenance 42
Troubleshooting 43
DXM2 Process Flow Chart 45
Functional Troubleshooting 46
Performance Troubleshooting 48
Start-Up Log Sheet 50
Functional Troubleshooting 51
Warranty (U.S. & Canada) 52
Warranty (International) 53
Revision History 56