Different Confi Gurations - Vaillant VWZ MPS 40 Manual Del Usaurio

MOUNTING AND INSTALLATION
Caution!
b
Risk of damage caused by heat
transfer when soldering.
Heat that is transferred during sol-
dering can cause damage
(expanded) polypropylene around
hydraulic module and to the seals in
the service valves.
Protect (expanded) polypropylene
►
of hydraulic module.
Do not solder the connection
►
pieces if the connection pieces
are screwed to the service valves.
Caution!
b
Risk of damage due to corrosion.
If plastic pipes that pass oxygen are
used in the heating installation, this
may corrode or sludge up the
appliance's heating circuit or the
appliance itself.
If you use plastic pipes that pass
►
oxygen in the heating installation,
add a corrosion inhibitor to the
circuit water.
3 4
2
1
6
1 Connector G1"
2 Connector G1"
3 Connector G1"
► Only use the original seals supplied with the appliance.
► Connect the heating circuit as specifi ed.
22
5
4 Connector G1"
5 Connector G1"1/4
6 Connector G1"1/4
4.4 Different confi gurations
4.4.1 Case No 1
2
2
1
1
4.4.2 Case No 2
1
4
1
4.4.3 Case No 3
1
4
4
4
1
3
3
3
3
3
3
4
0020153953_05 - 03/15 - Vaillant