Manuale d’uso / di manutenzione del prodotto A/27 MFFI del fabbricante Ariston
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A/23 MFFI - A/27 MFFI G.C .N. 47-116-10 / 47-116-12 Installation Instructions T ype C Boilers LEA VE THESE INSTRUCTIONS ADJA CENT TO THE GAS METER Countr y of destination: GB.
2 B023 T ABLE OF CONTENTS 1. GENERAL INFORMA TION 1.1 General Instructions 1.2 T echnical Information 1.3 Ov erall View 2. INST ALLA TION 2.1 Ref erence Standards 2.2 Siting the Appliance 2.3 Ov erall Dimensions 2.4 Clearances 2.5 Mounting the Appliance 2.
3 B023 This manual is an integr al and essential par t of the product. It should be kept with the appliance so that it can be consulted by the user and our authorised personnel.
CE Cer tification Heat Input max/min kW 25.6/11.0 Heat Output max/min kW 23.1/9.2 Efficiency of Nominal Heat Input % 90.2 Efficiency at 30% of Nominal Heat Input % 87.8 Heat Loss to the Casing (³T=50°C) % 1.2 Flue Heat Loss with Burner Operating % 8.
5 B023 A/23 MFFI - A/27 MFFI Legend: 1. Flue Connector 2. Combustion Chamber Hood 3. Main Heat Exchanger 4. Combustion Chamber Insulation P anel 5. Burner 6. Expansion V essel 7. Ov erheat Ther mostat 8. Spark Generator 9. Diverter V alv e 10. Main Circuit T emperature Probe 11.
6 B023 The technical inf or mation and instructions provided herein below are intended f or the installer so that the unit may be installed correctly and saf ely .
7 B023 Legend: A = Central Heating Flow (3/4”) B = Domestic Hot W ater Outlet (1/2”) C = Gas Inlet (3/4”) D = Domestic Cold W ater Inlet (1/2”) E = Central Heating Return (3/4”) 2.
8 B023 F asten the boiler in place using the template and anchors supplied with the unit. It is highly recommended that a spirit lev el be used to position the boiler so that it is perf ectly lev el. F or additional information, please consult the instructions contained in the connection kit and the flue kit.
9 B023 2.9 W ater Connections Legend A = Central Heating Flow B = Domestic Hot W ater Outlet C = Gas Inlet D = Domestic Cold W ater Inlet E = Central Heating Return I = Saf ety V alve Central Heating Detailed recommendations are given in BS 6798:1987 and BS 5449-1:1990, the f ollowing notes are giv en for gener al guidance.
10 B023 public access . Air Release P oints: These must be fitted at all high points where air naturally collects and m ust be sited to f acilitate complete filling of the system. The appliance has an integral sealed e xpansion v essel to accommodate the increase of water v alue when the system is heated.
TERMINAL POSITION mm A - Directly below an open windo w or other opening 300 B - Below gutters , solid pipes or drain pipes 75 C - Below ea ves 200 D - Below balconies or car-port roof 200 E - F rom v.
12 B023 This procedure must be done as f ollows: 1 - Remov e the air vent intak e you w ant to use, in the area indicated in Fig. 2.8, b y breaking the perfor ated r ing. 2 - Use a tool to gr asp the lid and remov e it completely . 3 - Clean any b urrs or shar p edges with a knif e or an appropr iate tool.
13 B023 In calculating the lengths of the pipes, the maximum length m ust also take into consideration the v alues for the e xhaust/air intak e end ter minals, as well as 90° elbows f or coaxial systems. The C52 types must comply with the f ollowing requirements: 1.
14 B023 5 Remov e the grommet “D” shown in photo 5, mak e a hole in it and pass the room ther mostat wire through. 6 Remov e the link located on the ter minal and connect the wire. 7 Replace the grommet and the terminal to their or iginal positions, close the cov er on the grommet compar tment and f asten the wire-clamp “C” in place.
15 B023 2.11 Electrical Diagram Legend: A T = High V oltage P .C .B. BT = Low V oltage P .C .B. B = Flame F ailure L.E.D . C = Insufficient W ater Pressure L.E.D . D = W ater T emperature Indicator L.E.D .s E = Overheat Thermostat Warning L.E.D . F = System Reset Button G = Selector Knob f or Operating Mode H = Domestic Hot W ater T emp .
16 B023 A/23 MFFI - A/27 MFFI EX C-MI/FFI 8 A/23 MFFI - A/27 MFFI.
2.12 W ater Cir cuit Diagram 17 B023 A/23 MFFI - A/27 MFFI Legend 1. Air Pressure Switch 2. F an 3. Main Heat Exchanger 4. Main Burner 5. Ignition Electrodes Detection Electrode 6. Gas V alv e 7. Ov erheat Ther mostat 8. Main Circuit T emperature Probe 9.
40 50 60 70 80 C C 3.3 Contr ol P anel A - Ignition Loc kout Reset Button/Saf ety (Overheat)Thermostat Reset B - Ignition Loc kout L.E.D . C - Selector Knob for Summer/Winter/Flue Analysis Modes* D - Low System W ater Le vel L.
19 B023 3.4 Initial Start-up The chec ks to be run before initial start-up are as follows: 1. Make sure that: - the screw on the automatic air v alve has been loosened when the system is full; - If th.
20 B023 The boiler is designed to make it easy to analyse the comb ustion by-products . Using the especially designed aper tures, readings can be tak en on the temperature of the comb ustion by-products and of the comb ustion air , as well as of the concentrations of O 2 and CO 2 , etc.
21 B023 off status. After the system has been allowed to cool, the system can be reset by pressing the b utton “A”. 4 - Limescale Build-up This is an indirect control (actuated through the regulation of the temperature in the primar y heat exchanger) on the f ormation of limescale in the secondar y heat e xchanger .
22 B023 4.1 Changing the T ype of Gas The boiler can be con verted to use either methane (natural) gas (G20) or LPG (G30 - G31) by an A uthorised Service Centre. The operations that must be perf ormed are the follo wing: 1. Replace the jets on the main burner (see table in section 4); 2.
6. MISCELLANEOUS 6.1 Wiring Diagram f or T wo Heating Zones V4043H VA LV E BRO WN 8 BLUE 2 GREY 9 ORANGE 10 GREEN/YELLO W 3 Honeywell ST 699B 1002 63 N L Link L-5-8 ST 6400/ST 6300 ST 6200 3 4 N L Dra.
24 B023 6.2 Wiring Diagram f or Connection to Ariston Un vented Cylinder V4043H VA LV E BRO WN 8 BLUE 2 GREY 9 ORANGE 10 GREEN/YELLO W 3 Honeywell ST 699B 1002 63 N L Link L-5-8 ST 6400/ST 6300 ST 620.
NO TES 25 B023.
26 B023 NO TES.
27 B023.
Manuf acturer : Merloni T ermoSanitari SpA - Italy Commercial subsidiar y: MTS (GB) LIMITED MTS Building Hughenden A ven ue, High Wycombe Bucks HP13 5FT T elephone: (01494) 755600 - F ax: (01494) 459775 T echnical Service Hotline: (01494) 539579 Cod.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Ariston A/27 MFFI è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Ariston A/27 MFFI - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Ariston A/27 MFFI imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Ariston A/27 MFFI ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Ariston A/27 MFFI, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Ariston A/27 MFFI.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Ariston A/27 MFFI. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Ariston A/27 MFFI insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.