7110102.03 (1-06/13) 24
User & Installer (en)
Dear Customer,
Our company is condent our new product will meet all your requirements. Buying one of our products guarantees all your
expectations: good performance combined with simple and rational use.
Please do not put this booklet away without reading it rst: it contains useful information for the correct and efcient use of your
product.
Our company declares that these products are marked in compliance with the essential requirements of the
following Directives:
- Gas Directive 2009/142/EC
- Efciency Directive 92/42/EEC
- Electromagnetic Compatibility Directive 2004/108/EC
- Low Voltage Directive 2006/95/EC
Our company, constantly striving to improve the products, reserves the right to modify the details given in this documentation
at any time and without notice. These Instructions are only meant to provide consumers with use information and under no
circumstance should they be construed as a contract with a third party.
CONTENT
DESCRIPTION OF SYMBOLS .....................................................................................................................................................................25
SAFETY WARNINGS .................................................................................................................................................................................... 25
GENERAL PRECAUTIONS .........................................................................................................................................................................26
ENERGY-SAVING TIPS ................................................................................................................................................................................26
1. COMMISSIONING THE BOILER ..................................................................................................................................................................27
1.1 ADJUSTING THE CH AND DHW FLOW TEMPERATURE ..........................................................................................................................27
2. OPERATING MODES ...................................................................................................................................................................................28
3. FILLING THE SYSTEM ................................................................................................................................................................................. 28
4. SWITCHING OFF THE BOILER ...................................................................................................................................................................28
5. GAS CONVERSION .....................................................................................................................................................................................28
6. PROLONGED SHUTDOWN. ANTI-FREEZE PROTECTION .......................................................................................................................28
7. FAULTS .........................................................................................................................................................................................................29
8. ROUTINE MAINTENANCE INSTRUCTIONS ...............................................................................................................................................29
INSTRUCTIONS PRIOR TO INSTALLATION ............................................................................................................................................... 30
9. INSTALLING THE BOILER ...........................................................................................................................................................................30
10. INSTALLING THE DUCTS ............................................................................................................................................................................30
10.1 CONCENTRIC DUCTS .................................................................................................................................................................................31
10.2 SEPARATE DUCTS ......................................................................................................................................................................................31
11. ELECTRICAL CONNECTIONS ..................................................................................................................................................................... 32
11.1 CONNECTING THE ROOM THERMOSTAT ................................................................................................................................................. 33
11.2 ACCESSORIES NOT INCLUDED IN THE SUPPLY ..................................................................................................................................... 33
12. GAS VALVE ...................................................................................................................................................................................................34
12.1 GASCONVERSION ......................................................................................................................................................................................34
12.2 REPLACING THE GAS VALVE ..................................................................................................................................................................... 35
12.3 GAS VALVE CALIBRATION .......................................................................................................................................................................... 35
12.4 REPLACING THE ELECTRONIC BOARD ...................................................................................................................................................36
13. VISUALISATION OF PARAMETERS ON THE DISPLAY (“INFO” FUNCTION) ...........................................................................................36
14. PARAMETER SETTINGS .............................................................................................................................................................................37
15. TROUBLESHOOTING SERVICE FAULTS ...................................................................................................................................................38
16. ADJUSTMENT AND SAFETY DEVICES ......................................................................................................................................................41
17. PUMP CAPACITY/ HEAD .............................................................................................................................................................................41
18. ANNUAL SERVICING ...................................................................................................................................................................................42
18.1 HYDRAULIC UNIT ........................................................................................................................................................................................42
18.2 POSITIONING THE ELECTRODE................................................................................................................................................................42
18.3 CLEANING THE FILTERS ............................................................................................................................................................................42
18.4 REMOVING SCALE FROM THE D.H.W. CIRCUIT ......................................................................................................................................43
18.5 DISMOUNTING THE WATER-WATER HEAT EXCHANGER .......................................................................................................................43
19. COMBUSTION PARAMETERS ....................................................................................................................................................................43
20. TECHNICAL SPECIFICATIONS ...................................................................................................................................................................44
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