End User Manual ACO 35 MFFI COMBI Country of destination: GB/IE
Dear Customer, TABLE OF CONTENTS 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.
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 Log Book.
35 MFFI 2. CONTROL PANEL I A H G B F C E D Fig. 3.6 Button Description Description ON/OFF Switch A Green LED (illuminated = burner on) “COMFORT” Function Push-button B Time clock C Selector knob for Summer/Winter Central Heating Temperature Adjustment Knob D Control Panel Cover E Domestic Hot Water Temperature Adjustment Knob F Heating System Pressure Gauge G “COMFORT” Function L.E.
3. OPERATING INSTRUCTIONS O CAUTION!! In the United Kingdom installation, start-up, adjustments and maintenance must be performed by a CORGI registered installer in accordance with the installation standards currently in effect, as well as with any and all local health and safety standards i.e. CORGI. In the Republic of Ireland the installation, and initial start-up of the appliance must be carried out by a Competent Person in accordance with the current edition of I.S.
M Start-up Procedure N A H summer winter C C Winter and Summer Operating Modes In the “winter” operating mode, the boiler will 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 “C” at the “ position selects the “summer” operating mode.
Comfort Function The supply of water for domestic use can become more convenient by means of the “COMFORT” function, which maintains the secondary exchanger at a preset temperature when the boiler is not running; thereby allowing a quicker delivery of domestic water when required. This function is activated by pressing the button on the control panel. When the function is on, a yellow L.E.D. “G” on the control panel will illuminate.
4. USEFUL INFORMATION Boiler Shutdown The boiler is equipped with safety devices which intervene in certain situations to shutdown the boiler. Some of these situations are signalled by the boiler and can be corrected by the user. Shutdown Due to Ignition Failure This anomaly is indicated by “A01” on the display. To reset the boiler, press and then release the reset button . At this point, the electronic ignition system will attempt to light the burner again.
5. TIME CLOCK NOTE: the time clock is for central heating control only. 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 (heating function on).
6. DIGITAL PROGRAMMER Manual switch Summer and winter time setting Reset Enter the hours Prog . Enter switching times Weekdays flash Imput time Enter minutes Day Status Enter weekday/s Operating the time switch The steps marked with the symbol “ out a switching program. ” are necessary to carry Preparing for Operation Activate the “Res” switch (=RESET) to reset the time switch to its default setting (activate using a pencil or similar pointed instrument).
Deleting individual switching times Press the “Prog” key repeatedly until the switching time you wish to delete is shown in the display. Then set to “– –” using the “h” or “m” key and keep the “ ” key pressed down for around 3 seconds. The switching time is now erased and the current time is displayed. AM / PM time display If you press the “+/-1h” and “h” keys at the same time, the time display switches into the AM/PM mode.
Manufacturer: Merloni TermoSanitari SpA - Italy Commercial subsidiaries: MTS (GB) Limited MTS Building Hughenden Avenue High Wycombe Bucks HP13 5FT MTS Heating Limited Damastown Industrial Park Damastown Avenue Mulhuddart Dublin 15 Telephone: (01494) 755600 Telephone: (01) 810 3723 Fax: (01494) 459775 Fax: (01) 810 3727 Internet: www.mtsgroup.com/uk Internet: www.mtsgroup.com/ie E-mail: info@uk.mtsgroup.com E-mail: info@ie.mtsgroup.
