Vivadens MCR 24 Operation & User’s Manual

10, Vivadens MCR 24 3 Description 3.1 General description Wall-hung gas condensing boilers 4 MCR 24 - Heating only. 4 MCR ../.. MI - Heating and instantaneous domestic hot water production. 4 Low pollutant emissions. 4 Flue gas discharge via a forced flue, chimney, bi-flow or 3CE type connection. The MCR 24 boiler can …

27, 6.2 Incidents and solutions Problem Probable causes Solution There is no domestic hot water. The boiler is not switched on. 4 Check that the boiler is switched on. 4 Check the fuses and switches. 4 Check that the gas valve is fully opened. The DHW mode is deactivated. Activate the D…

12, 4 Operating the appliance 4.1 Start the boiler 1. Check the water pressure in the installation. 2. Open the gas valve. 3. Throw the boiler’s ON / OFF switch. 4. The start-up cycle begins. It lasts 2 minutes and cannot be interrupted. During the start-up cycle, the display shows the…

33, 9 Warranty 9.1 General You have just purchased one of our appliances and we thank you for the trust you have placed in our products. Please note that your appliance will provide good service for a longer period of time if it is regularly checked and maintained. Your fitter and our cust…

30, Boiler type MCR 24 MCR 24/28 MI MCR 30/35 MI MCR 34/39 MI Specific hot water flow (ΔT = 30 K) (2) litres per min. - 14 16 19 Nominal max cold water pressure (2) bar 8 8 8 8 Minimum pressure for 11 l/min (2) bar - 1.4 0.4 0.4 Water capacity litres - 40 40 40 Combustion products …