Operating instructions

23
Storage Tank
ECONAR Hydronic heat pump
with PumpPAK
Radiant Floor Thermostat
Fan Coil
Radiant Floor Zone
Expansion Tank
Air Separator
Cooling Aquastat
Fan coil controls tied in
with isolation relay.
Circulator Pump
Pressure Gauge
Drains
Thermostat/Aquastat
Direction of Flow
Heating Aquastat
Check Valve
Note – Always use copper pipe on the hydronic side.
Note – Conceptual drawing only. Check local codes and use proper plumbing procedures.
Figure 3 – ECONAR Hydronic Heat Pump – Radiant Floor Heating and Fan Coil Cooling
Storage Tank
Expansion Tank
Garage Floor Zone
Radiant Floor Zones
ECONAR Hydronic heat pump
with PumpPAK
Radiant floor thermostats and
power supply to open zone
valves and activate pump.
Garage thermostat to open zone valve only. This sends
flow to the garage floor only when the other zones are calling,
which buffers the heat pump against bursts of cold water.
Reverse Return
Circulator Pump
Zone Valves
Drains
Thermostat/Aquastat
Direction of Flow
Pressure Gauge
Note – Always use copper pipe on the hydronic side.
Note – Conceptual drawing only. Check local codes and use proper plumbing procedures.
Figure 4 – ECONAR Hydronic Heat Pump – Multizone System