Vaillant VWZ MWT 150 Instrucciones De Instalacion Y De Uso página 11

∙ Lifting the product into position, lean the top of the product
slightly to the wall and position just above the hanging
bracket.
∙ Lower the product slowly and engage onto the hanging
bracket.
This product is for internal installation only
4.3 Hydraulic installation
b Caution!
Risk of damage caused by contaminated
lines!
Foreign bodies such as welding remnants,
sealing residue or dirt in the supply lines
can cause damage to the product
Flush the supply lines thoroughly before
•
installation.
Caution!
b
Risk of damage caused by heat transfer
.
when soldering
Heat that is transferred during soldering
can cause damage (expanded)
polypropylene
around electrical modul and to the
seals in the service valvest.
Protect (expanded) polypropylene of
•
electrical modul
Do not solder the connection pieces if
•
the connection pieces are screwed to the
service valves.
MOUNTING AND INSTALLATION
b
.
1
2
3
4
5
Key
1 Installation heating circuit inlet 1"
2 Installation heating circuit outlet 1"
3 Glycol water circuit outlet to heat pump 1"
4 Safety valve drain
5 Glycol water circuit inlet from heat pump 1"
∙ Only use the original seals supplied with the appliance.
∙ Connect the heating circuit as specifi ed.
Caution!
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 corro-
sion inhibitor to the circuit water.
8 1
. 5
8 0
8 1
. 5
.
5
1 0
EN
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