4
DIAGRAM 1 – FEB. 2004
Diagram 1 - Connection to heating surface
TWIN HEAT boiler shunt
The pipe by the temperature sensor
(Tf) is not included!
The temperature sensor(Tf) is to be
strapped on, to the pipe.
Shutoff valve
V1-V3 Shutoff valve at: supply, return and supply cold water
3-ways thermostatic
mixing valve (shunt)
V4
The “shunt” is to provide a homogenous temperature of
the return water, to the boiler (app. 60-70°C)
Air relief
V5
Placed where needed
Safety valve 2,5 bar
V6
Thermometer T1-T2
Temperature sensor
Tf
For regulating the mixing valve
Manometer
M1
Manometer for boiler pressure
Pump
P
Circulating pump for boiler and heating surface
A
B
AB
Tf
*
V4
T1
T2
P
Closed exp. vessel
Open exp. vessel
