Your installer ariston microcombi 23 mffi service manual give Please read this manual carefully. Page 4 Dear Customer, The guarantee on this appliances is valid for 12 Thank you for choosing an ARISTON combination boiler. We guarantee that your boiler is a reliable and technically sound product. Page 7 OPERATING INSTRUCTIONS recommended value.
Consult your installer for checking and refilling the system. CAUTION – The outer panels of the unit’s case must only be cleaned with a damp Installation, start-up, adjustments and maintenance must be perfor- cloth. C zones based on the temperature outside the home. As a precautionary measure, it is recommended that the gas cock located on the bottom of the boiler be tur- ned off as well. Page 12 The colon now blinks once a second. 1 2 3 4 5 6 7 Monday .
1 2 3 4 5 6 Monday . Switching from summer time to winter and vice versa. TROUBLESHOOTING switching time you have entered will be stored and the next memory loca- tion displayed. The boiler shuts off because the safety thermostat detected that the boiler temperature has reached the temperature limit.
By pressing ‘print’ button you will print only current page. To print the manual completely, please, download it. Don’t show me this message again. Page 2 Dear Customer, The guarantee on this appliance is valid for 12 months from the first Thank you for choosing an ARISTON day of installation. We guarantee that your boiler is a reliable Repairs to the electric, hydraulic and technically sound product. Page 3 TABLE OF CONTENTS page 4 ENERAL NFORMATION Technical Information page 5 Control Panel page 6 page 8 PERATING NSTRUCTIONS SEFUL NFORMATION page 12 ROUBLESHOOTING page 15 AINTENANCE page 15 HANGE OF page 15 LOCK MPORTANT Please read this manual carefully. Page 4: G Eneral I Nformation 1.