Installation Instructions
22
Instructions for the installer
3.10 - MIXING HEADER
n order to ensure correct boiler operation it is necessary to use
a mixing header which guarantees:
- the separation and collection of circuit dirt
- optimal air venting
- hydraulic de-coupling of the two hydraulic circulation
circuits
- balancing of the circuits
mod. Ø
EXT 100-150 DN 50
EXT 200-250 DN 50
EXT 300-350 DN 50
Recomended installation
Mixing HeaderModulex Ext 100 - 350
cod.00361976
M=DN100-(G4’’)
R=DN100-(G4’’)
3.11 - MIXING HEADER FILTER
UNICAL suggests the installation of a Y lter
on the return pipe so that it can be cleaned if
necessary.
This lter will protect the boiler from the heating
system dirt.
Boiler
Circuit
Heating
System
Circuit