1. Open a hot water tap.
2. Open the cold water tap located on the safety unit to vent any air in
the installation, ensuring that drain valve on the unit is properly closed.
The domestic hot water tank starts to fill up and any air exits via the
hot water taps.
3. Close the hot water tap when the water runs out of it.
The appliance is full.
Caution
Check the tightness of the pipe connections and the correct
operation of the hydraulic devices by opening the drain valve on
the safety unit.
Fig.61
MW-4000162-2
6 Installation
58
SPC Split
7740321 - v04 - 03122019