Pipe connections
General
Two pipes are supplied with the product. All other pipe
routing must be carried out with 22 mm copper pipes
and tight bends must be avoided.
Pipe connections
1.
Remove the front cover according to the Installation
manual for VVM 500.
2.
Install the supplied angled couplings in both the
connections, for solar (XL13) and (XL14).
3.
Insulate the copper pipes provided with the insulating
pipes supplied.
4.
Install the longer pipe in the connection solar system
return line (XL14).
5.
Install the shorter pipe in the connection solar system
flow (XL13).
6.
Install the cover discs.
TIP
To prevent unnecessary heat losses insulate the
pipes.
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