9. Commissioning
9.2 Thermostatic circulation bridge/overflow unit
The thermostatic circulation bridge guarantees an uninterrupted provision of the heating medium for the hot water preparation. The supply
temperature can be continuously adjusted between 45°C and 65°C on the temperature scale.
Two variants of overflow units are available for installation on the upper or lower end of the riser line depending on the position and the
design of the pipe network.
Top overflow unit (installation on the upper
end of the riser line, e.g. basement control system)
A
D
D
Bottom overflow unit (installation on the lower
end of the riser line, e.g. loft control system)
D
A
28
B
C
D
B
C
x
Scope of supply:
A Bleed valves
B Thermostatic circulation bridge (45 – 65°C)
C Flexible stainless steel pipe (to compensate for flexible line
spacing)
D Union fittings, ½" female thread
Scope of supply:
A Bleed valves
B Thermostatic circulation bridge (45 – 65°C)
C Flexible stainless steel pipe (to compensate for flexible line
spacing)
D Union fittings, ½" female thread
Adjust the setting by screwing the spindle "X" in and out
with a socket wrench (SW 11 mm).