97B0119N01
Residential Horizontal, Vertical & Downflow
Packaged Geothermal Heat Pumps
Installation, Operation &
Maintenance Instructions
Revised: 22 December, 2021
Trilogy
®
Variable
(VE) Series IOM
Table of Contents
Model Nomenclature
3
General Information
4
Vertical Installation
5-6
Horizontal Installation
7-10
Condensate and Water Connection
11
vFlow
®
Heat Pump Applications Overview
12
Closed Loop Heat Pump Applications
with Internal Flow Controller
13-14
Flushing the Earth Loop
15-17
Multiple Unit Piping and Flushing
18-20
Ground Loop Heat Pump Applications
21-22
Water Quality Standards
23-25
Electrical - Line Voltage
26
Electrical - Low Voltage Wiring
27-28
Electrical - Thermostat Wiring
29
EXM Wiring Diagram
30-31
ECM Blower Control
32
ECM Blower Performance Data
33
System Configuration
34-38
Unit Commissioning and Operating Conditions
39
Unit Start-Up and Operating Conditions
40
Unit Start-Up Procedure
41
Unit Operating Conditions
42
Performance Tables Legend
43
Performance Data - 0930 - Heating
44-45
Performance Data - 0930 - Cooling
46-47
Performance Data - 1860 - Heating
48-49
Performance Data - 1860 - Cooling
50
-
51
Preventive Maintenance
52
Troubleshooting
53-63
Refrigeration Troubleshooting Form - Heating
64-65
Refrigeration Troubleshooting Form - Cooling
66-67
Warranty
68
Revision History
72