27
4.4.2 Heating system
For unobstructed and safe operation it is important to have a heat accumulator with a minimal volume
of 40 l (integrated in the ). The accumulator is needed for hydraulic balancing, ensuring unobstructed
flow and defrosting. A larger accumulator ensures a more balanced temperature of heating and more
comfort.
NOTE
When installing an additional larger heat accumulator, it is necessary to close the ball valve
in the indoor unit. The location of the ball valve is indicated on the picture below.
In the case of WSL141,
C
Ball valve
In the case of WSL142,
C
C
Ball valve
Содержание WSL141
Страница 15: ...15 WSL142 Clearances ...
Страница 22: ...22 1 Torque key 2 Counter key 1 Torque key 2 Counter key 1 2 1 2 ...
Страница 26: ...26 Drain valve ...