848 Sigma Combi Boiler Gas Valve 0848033

The 848 Sigma Combi Boiler Gas Valve 0848033 model is a critical component used in combi boilers and similar heating systems. Made in Italy, this device is designed to control the flow of gas required for combustion in gas-fired systems.

Product Features

• Certificates: EAL, CE
• Model: 848 SIGMA
• Country of Manufacture: Italy
• Gas Type: ALLGAS (Suitable for all gas types)
• Maximum Inlet Pressure (Pi max): 50 mbar
• Outlet Pressure Range (Po): 0.5-12 mbar
• Electric Valve 1 (EV1): 230V AC, 50Hz, 9.2 VA, Class B
• Electric Valve 2 (EV2): 230V AC, 50Hz, 2.8 VA, Class C
• Air Gas Ratio: 1:1 (Adjustable air/gas ratio)
• Operating Temperature (T.amb.): 0/60°C
• Product Code: 0848033
• Lot Number: 1294926
• Product Number (Nr): 0076

Applications and Importance

848 Sigma gas valves allow heating appliances to operate efficiently and safely by ensuring that gases such as natural gas or LPG flow into the combustion chamber within the specified pressure values. Thanks to the adjustable air/gas ratio, the aim is for combustion to take place under optimal conditions and for energy efficiency to be increased.

Installation and Safety Instructions

Installation and servicing of gas valves must be carried out by an expert technician. This is mandatory to ensure both the proper operation and the safety of the appliance. To minimize risks such as gas leaks, fire and explosion, periodic maintenance and checks must be carried out regularly.

Safety Precautions

If any fault or irregularity is noticed in the gas valve, use of the appliance must be stopped immediately and an authorized service provider must be called. During maintenance and repair of such equipment, it is essential to follow the relevant safety protocols and standards.