Ariston CLAS B 25 CF User Manual Download | Manualshive

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manuale d’uso

Turning Off the Heating
To turn off the heating, turn the selector knob “6” to ““ ””. The
boiler will still provide domestic hot water.

Switching off the boiler

To switch off the boiler press the ON/OFF button, the display will

switch off.

Switch off the boiler completely by switching the external electri-

cal switch to the OFF position. Shut off the gas valve.

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Summary of Contents for CLAS B 25 CF

Page 1: ...CLAS B CLAS B Premium GAS BOILER WITH STORAGE CONDENSING BOILER WITH STORAGE CLAS B 25 CF CLAS B 25 FF CLAS B 30 FF CLAS B Premium 25 CLAS B Premium 35 User s Manual ...

Page 2: ...ppliance Do not allow children or inexperienced persons to use the appliance without supervision CE labelling The CE mark guarantees that the appliance conforms to the follow ing directives 90 396 CEE relating to gas appliances 2004 108 CEE relating to electromagnetic compatibility 92 42 CEE relating to energy efficiency 2006 95 CEE relating to electrical safety Safety regulations Key to symbols F...

Page 3: ... 9 Esc button 10 Programming key 11 Domestic Hot Water adjustment knob 12 Time clock optional 13 ON OFF Switch 14 Green led auto function activate 15 Auto button to active Thermoregulation 16 Heating only button Control Panel WARNING Installation firstignitionandmaintenanceworkmustbeperformed by qualified personnel only in accordance with the instructions provided Incorrect installation may harm i...

Page 4: ... temperature in anti freeze mode ta Winter and Summer Operating Modes In the winter operatingmode the boilerwill produce both Central Heating and Domestic Hot Water In the summer operating mode the boiler will produce only Domestic Hot Water Using the knob on the control panel the user can select winter or summer operating mode Keeping the knob 5 at the position selects the summer operating mode W...

Page 5: ... knob 6 to The boiler will still provide domestic hot water Switching off the boiler To switch off the boiler press the ON OFF button the display will switch off Switch off the boiler completely by switching the external electri cal switch to the OFF position Shut off the gas valve ...

Page 6: ...mpts to reset the appliance contact a qualified technician IMPORTANT IF THIS SHUTDOWN OCCURS FREQUENTLY CONTACT AN AUTHORISED SERVICE CENTRE FOR ASSISTANCE FOR SAFETY REASONS THE BOILER WILL ALLOW A MAXIMUM OF 5 RESET OPERATIONS TO TAKE PLACE IN 15 MINUTES INDIVIDUAL PRESSES OF THE BUTTON IF THE SHUTDOWN IS OCCASIONAL OR AN ISOLATED EVENT THIS IS NOT A PROBLEM Operation shutdown error table Tempor...

Page 7: ... on less cold days of which there are many more typical of the autumn and winter seasons This habit leads to excessive room heating after the thermostat has been switched off resulting in energy waste and uncomfortable conditions inside the room The new AUTO function takes control of the boiler and selects the best operating regime based on environmental conditions external devices connected to th...

Page 8: ...Ariston Thermo SpA Viale A Merloni 45 60044 Fabriano AN www aristonthermo it info it aristonthermo com ...

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