This is the instruction manual of ARISTON CLAS B PREMIUM EVO CLAS PREMIUM EVO CLAS EVO water heater. It mainly introduces the function features, installation methods, use methods, maintenance and maintenance methods of the product.
This manual provides instructions for the Ariston CLAS B PREMIUM EVO wall-hung boiler, a device designed for heating and/or producing hot water for domestic use. It includes safety warnings, operational guidelines, and maintenance recommendations to ensure the correct and safe use of the appliance. The document emphasizes that installation, initial start-up, and adjustments must be performed by qualified personnel authorized by ARISTON THERMO ROMANIA SRL.
Installation, first start-up, adjustments, verification (maintenance, revision) must be performed only by qualified personnel authorized by the producer.
When the installation is cold, the water pressure should be between 0.6 and 1.5 bars.
Interrupt the electrical supply, close the gas tap, open windows, and notify the technician.