Ariston 28 MFFI user manual

Summary of the content on the page No. 1

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End User
Manual
microGENUS HE 24 MFFI
microGENUS HE 28 MFFI
microGENUS HE 32 MFFI
Country of destination: GB
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Summary of the content on the page No. 2

Dear Customer, Thank you for choosing an ARISTON boiler. We guarantee that your boiler is a reliable and technically sound product. This manual provides detailed instructions and recommendations for proper installation, use and maintenance. Remember to keep this manual in a safe place for future reference i.e. by the gas meter. Your local MTS Servicing Centre is at your complete disposal for all requirements. The guarantee on this appliance is valid for 24 months from the first day of install

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1. GENERAL INFORMATION MTS (GB) Limited support the initiative. Your installer will give you, and show you how to use, a Log Book which will give you important information about your boiler, and heating system. Please have this Log Book to hand whenever you contact a service engineer or us. All CORGI Registered Installers carry a CORGI ID card, and have a registration number. Both should be recorded in your boiler Logbook. You can check your installer is CORGI registered by calli

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6 6 5 5 4 4 CONTROL PANEL IJK EC II LEGEND: A - On/Off Button B - Domestic Hot Water Temperature Adjustment C - Central Heating Temperature Adjustment D - Reset Button/Flue Test analysis mode* E - Comfort Mode Selector F - Summer Mode LED (Green) G - Ignition/Overheat Lockout LED (Red) H - Central Heating (Winter Mode) LED (Green) I - Digital Display (Fault Code/Water Temperature) J - Time Clock * Warning! the flue analysis mode must K- Central Heating S

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6 6 6 6 6 6 6 6 6 6 6 6 6 5 5 5 5 5 5 5 5 5 5 5 5 5 4 4 4 4 4 4 4 4 4 4 4 4 4 PRACTICAL TIPS - If the water is very hard, it is recommended that a water softener be added to the system so as to reduce the formation of limescale in the boiler exchangers. This will ensure that the efficiency of the unit remains the same over time, reducing gas consumption and maintenance costs. - If the boiler should be out of use for a prolonged period, it is re

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6 6 6 5 5 5 4 4 4 ECONOMY/COMFORT MODE E E C E C EC EC The selector knob “E” allows the user to choose the economy mode (position “E”) or the comfort mode (position “C”). The economy mode is the normal state for the operation of the boiler, since the domestic water is heated up only when a tap is turned on. economy confort PL006D The comfort mode is a special operating state, because the water contained in the secondary exchanger and in the

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Other Shutdown Situations Should a shutdown situation indicated on the display by the following letters and figures occur, E04, E05, E06, E07, E08, E09, E20, E21, E33, E34 contact one of our Authorised Service Centres. If instead the display shows one of the shutdown situations indicated by the following letters and figures, A77, A78, A97, A98, A99, try resetting the boiler by pressing the reset button “D”. If the boiler shuts off again, contact one of our Authorised Service Centres. ANT

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ANOTE: the time clock is for central heating control only. 6.TIME CLOCK The time clock is provided with 96 switches, called riders, each of which covers a time interval of 15 minutes (four per hour). When a rider is switched from the inside (off setting) to the outside of the clock border (on setting), the circuit is closed (switch on) for a period of 15 minutes and then the boiler starts if the room thermostat (if installed) or the heating thermostat require heat