IBC HPX 3, Installation And Operating Manual, Page: 4 / 68

6.8.3 Hydronic heat pump circulator 38
6.8.4 Thermostat wiring 39
6.8.5 Control wiring overview 40
6.8.6 Other wiring 41
6.8.7 Buffer tank sensor wiring 41
7.0 About the hydronic heat pump controller 43
7.1 Use with the IBC Sky 35 Controller 43
7.2 Use in Stand-alone mode 43
7.2.1 Entering the Parameters menu for Stand-alone operation 43
7.2.2 Adjusting Temperature Units in the Parameters Menu 45
7.2.3 Adjustment in the Parameters Menu for Cooling 46
8.0 Before operating the hydronic heat pump 47
Checklist for electrical conditions and water connections 47
9.0 Heat Pump Operation 49
9.1 Starting and Shutting Down the Heat Pump 49
10.0 Service and maintenance 51
10.1 Maintenance checklist for homeowner 51
10.2 Maintenance checklist for heating contractor 51
11.0 Troubleshooting 53
11.1 Electronic components 53
11.1.1 Temperature sensors 53
11.2 Troubleshooting error messages 54
11.2.1 Temperature issues 56
11.2.2 Miscellaneous issues 57
11.2.3 Cycling issues 57
12.0 Exploded views of the HPX series Heat Pumps 58
HPX 3 parts diagram 58
HPX 5 parts diagram 60
Installation & Commissioning Report 63
13.0 Appendices 65
Wiring diagrams 65
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Section: Contents