Glass BL-ST: 1221114201/03_661Y3300 • A
Starting Up
SAFETY INSTRUCTIONS TO FILL THE TANK
Essential instruction for the safety of persons and the environment
• The DHW tank must always be filled and pressurised before supplying
the appliance with electrical power.
Essential instruction for the correct operation of the system
• Before bringing the appliance into service, check the connections to
avoid any risk of leaks during filling.
FILLING THE TANK
General remark
• Connect the safety valve outlet to the sewer.
1. To fill the tank, open a hot water tap (2) located at the highest point of the
system, as well as the safety valve. This enables bleeding the air from the ap-
pliance and the system.
2. Open the filling valve (1) and the stop valves (3) to fill the DHW tank.
3. Close the hot water tap (2) and safety valve, after the water flow has stabilised
and the air has been completely evacuated.
4. Check all the connections of the system for leaks.
EN
22
Cold water
Hot water
2
3
1
3
