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Table 2 HPX 3 Capacityand COP tables

11

3.3 Capacities and COPs

Table of Contents

Table of Contents3
Safety Information5
Manual Safety Markings5
Important Safety Instructions5
Known Contaminants6
Specifications7
Cabinet Dimensions8
HPX-Series Dimensions8
Connection Specifications9
Capacities and Cops10
Introduction15
Standard Features and Benefits17
Warranty18
Before Installation19
Installation21
Code Requirements21
Determining Location of the Appliance21
Installation Clearances22
Important Design Considerations22
Water Piping24
Hydronic Heat Pump Circulator Selection25
Relief Valve27
General Piping Best Practices27
System Piping27
Essential Components29
Glycol Isolation with External Heat Exchanger31
Glycol Isolation with Indirect / Buffer Tank32
Buffer Tank Piping33
Buffer Tank Sizing34
Quick Calculation for Buffer Tank Sizing34
Multiple Hydronic Heat Pumps Piping35
Multiple Heat Sources with Buffer Tank36
Electrical Connections37
Power Management, Quality and Electrical Protection37
240VAC Line-Voltage Hook-Up37
Hydronic Heat Pump Circulator38
Thermostat Wiring39
Control Wiring Overview40
Other Wiring41
Buffer Tank Sensor Wiring41
About the Hydronic Heat Pump Controller43
Use with the IBC Sky 35 Controller43
Use in Stand-Alone Mode43
Entering the Parameters Menu for Stand-Alone Operation43
Adjusting Temperature Units in the Parameters Menu45
Adjustment in the Parameters Menu for Cooling46
Before Operating the Hydronic Heat Pump47
Checklist for Electrical Conditions and Water Connections47
Heat Pump Operation49
Starting and Shutting down the Heat Pump49
Service and Maintenance51
Maintenance Checklist for Homeowner51
Maintenance Checklist for Heating Contractor51
Troubleshooting53
Electronic Components53
Temperature Sensors53
Troubleshooting Error Messages54
Temperature Issues56
Miscellaneous Issues57
Cycling Issues57
Exploded Views of the HPX Series Heat Pumps58
HPX 3 Parts Diagram58
HPX 5 Parts Diagram60
Installation & Commissioning Report63
Appendices65
Wiring Diagrams65

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