Table of Contents
Model Nomenclature
3
General Information
4
Unit Physical Data
6
Horizontal Installation
7
TZ – Horizontal Dimensional Data
8
Horizontal Installation
9
Field Conversion of Air Discharge
10
Horizontal Installation
11
Vertical Installation
12
Piping Installation
14
vFlow
®
Heat Pump Applications Overview
15
Water-Loop Heat Pump Applications
18
Ground-Loop Heat Pump Applications
19
Ground-Loop and Ground Water Heat
Pump Applications
20
Ground-Water Heat Pump Applications
21
Water Quality Standards
23
Electrical - Line Voltage
24
Electrical Data
26
Electrical - Power & Low Voltage Wiring
27
Electrical - Low Voltage Wiring
28
Electrical - Low Voltage Wiring for non-vFlow
®
Units
Using External Motorized Water Valve
29
Electrical - Thermostat Wiring
30
Blower Performance Data
31
ECM Blower Control
32
TZ Series Wiring Diagram Matrix
33
DXM2 Controls
34
DXM2 Layout and Connections
37
DXM2 Controls
38
Unit Starting and Operating Conditions
40
Piping System Cleaning and Flushing
41
Unit and System Checkout
42
Unit Start-Up Procedure
43
Unit Operating Conditions
44
Preventive Maintenance
47
Troubleshooting 48
DXM2 Process Flow Chart
50
Functional Troubleshooting
51
Performance Troubleshooting
53
Start-Up Log Sheet
55
Functional Troubleshooting
56
Warranty (U.S. & Canada)
57
Warranty (International)
58
Revision History
60
Tranquility
®
22
(TZ) Series
Models TZH/V 024 - 060
60 Hz - HFC-410A
INSTALLATION, OPERATION,
& MAINTENANCE
97B0075N16
Revised: August 4, 2021