Example Of Hydro Unit Installation - Toshiba ESTIA HWS-455XWHM3-E Installation Manual

Hydro Unit
5

Example of Hydro Unit installation

 Example of installation for cooling and heating
When both cooling and heating modes are required a 2-way valve must be installed to isolate the radiator or under-
floor heating circuit.
▼ Fig. 5-01
9-EN
Strainer (40 mesh / 0.4 mm)
Drain Cock for water
Charge and Drain
TTW
Indirect Sanitary
Hot Water Cylinder
Alternative to Radiators
Under-floor Heating
(Heating Only)
[2-Way Valve Control]
Fan Coil Units
Isolating (Cooling or Heating)
Ball
Valves
Diverting 3-Way
Valve for
Sanitary Hot
Water Cylinder
M
M
Use the 2-
way valve to
isolate the
heating
circuit when
in cooling
mode.
M
– 9 –
Installation Manual
Radiators (Heating Only)
[2-Way Valve Control]
2-Way
Valve
Use it when do not
2-Way
operate cooling.
Valve