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Example Vertical (Upflow with
Side Return) Configuration
Thermostat
A call for heat from the
thermostat activates the
air handler
RETURN
(Air Flows In)
The above image is for representation purposes only; it is not a complete system.
Please follow standard design protocols for installation.
Canadian Air Handler Installation and Operation Manual
(Air Flows Out)
Supply
Ductwork
Water Inlet
Return
Ductwork
IMPORTANT
SUPPLY
Hot
Front
Panel
Air Handler
Rinnai Tankless
Water Heater
or Boiler
Cold
Water Outlet
Hot Water From
Water Heater/Boiler
into Air Handler
Cold Water From
Air Handler Returning
to Water Heater/Boiler
9
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