Principle Of Cold Water Connection - Swisstherm VT167 OHE Mode D'emploi Et D'installation

PRINCIPLE OF COLD WATER CONNECTION:

1: Cold water inlet
2: Ball valve 1": must be open during operation.
3: Contra valve 1": to prevent excessive pressure.
4: Safety valve 1": max. pressure 1 MPa / 10 bar. Discharge pipe connected to safety valve must be installed downwards and in frost free
environment.
5: Drain valve 1": open when the boiler needs to be emptied.
6: Hose connections: for drainage of water from safety valve and drain valve.
7: Drain: connect hoses to safety valve and drain valve and lead the water into drain.
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