IBC AHU 800 - Wiring Two-Stage Cooling with a Boiler or Combi Boiler Heating Using a 2-Stage Thermostat

2.8.4 Wiring two-stage cooling
with a boiler or combi boiler
heating using a 2-stage
thermostat
Required if the boiler or the combi boiler does not have control of the pump
Optional: 'G' for fan-only operation and 'C' for t-stat common
Dry contact from the air handler to the boiler or combi boiler that enables a call for heat
Required: sensors for cooling applications are available - order A/C sensor kit P-1015
Figure 39 Two-stage cooling with a boiler or combi boiler heating using a 2-stage thermostat wiring
Settings in the IBCconnect app
1.
Tap (menu icon), and select Basic Settings.
2. Set Heat Mode to 1 Stage Heat.
3. Set Cool Mode to 2 Stage Cool.
4. Set Boiler Heating to Boiler Only.
5. Set Tankless Mode to On.
6.
Tap (SAVE).
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Section: Installation