Hydraulic Connections - Riello BAG3 MIX FAMILY COND Instructions For The Installer And For Technical Assistance

2.5 Hydraulic connections

Before forming the connections all the piping must
be thoroughly flushes to remove any residue that
could compromise the proper functioning of the
BAG MIX FAMILY COND
3
The plumbing connections to the boiler and the
system must be carried out rationally, as indicated
in the figure.
Direct connections can be formed using the female
couplings on the delivery and return pipes for the
BAG MIX FAMILY COND
3 , or taps (not supplied) can be
fitted on the lines for shutting off the lines.
These taps are very useful when maintenance is
carried out, as they allow the
to be drained without having to drain the entire
system.
9
Check that the expansion vessel on the boiler has
sufficient capacity for the size of the system.
9
Seal connection pipes passage holes BAG
.
BAG MIX FAMILY COND
3
MIX/boiler.
3
Low temper-
ature system
(mixed)
TA2
ambient
thermostat
TA1
ambient
thermostat
29
SE
External
sensor
230 V~
50 Hz
High
temperat.
system