iWorx® HPU2502-025, Effective: April 12, 2011 9© 2011 Taco Electronic Solutions, Inc.Figure 4: HPU2 Wiring Example - Power IsolatedConnecting Input DevicesThermostat (STAT)To connect the heat pump thermostat to the unit, attach one wire from the thermostat to STAT (T3) and the other wire tothe adjacent common (T4).

HPU2

Applicable Documentation

Static Electricity

Equipment Location

Routing Cabling to the Device

Grounding the Device

Connecting Input Devices

Connecting Output Devices

Mechanical

Troubleshooting

Troubleshooting Tips

Taco iWorX HPU2 Installation Manual

iWorX HPU2


Contents HPU2 Applicable Documentation Static Electricity Equipment Location Routing Cabling to the Device Grounding the Device Connecting Input Devices Connecting Output Devices Mechanical Troubleshooting Troubleshooting Tips	iWorx® HPU2502-025, Effective: April 12, 2011 9© 2011 Taco Electronic Solutions, Inc.Figure 4: HPU2 Wiring Example - Power IsolatedConnecting Input DevicesThermostat (STAT)To connect the heat pump thermostat to the unit, attach one wire from the thermostat to STAT (T3) and the other wire tothe adjacent common (T4). Previous Next / 16