Contents
1.1
Building Regulations and the Benchmark
Commissioning Checklist ....................................6
1.2
The Benchmark Scheme ......................................6
1.3
Installer Notification Guidelines ..........................7
2
Introduction ................................................................................................8
2.1
Symbols used .......................................................8
2.2
Abbreviations ........................................................8
2.3
General ..................................................................8
2.3.1
Manufacturer’s liability .............................................8
2.3.2
Installer’s liability .....................................................9
2.3.3
User’s liability ..........................................................9
2.4
Homologations ....................................................10
2.4.1
Certifications .........................................................10
2.4.2
Additional Directives ..............................................10
3
Safety instructions and recommendations ............................................11
3.1
Safety instructions .............................................11
3.2
Recommendations ..............................................11
4
Technical description ..............................................................................13
4.1
General description ............................................13
4.2
Main parts ............................................................13
4.3
Skeleton Diagrams .............................................14
4.4
Operating principle .............................................14
4.4.1
Gas/air setting .......................................................14
4.4.2
Combustion ...........................................................15
4.4.3
Heating and domestic hot water production ..........15
4.4.4
Control system ......................................................15
4.4.5
Adjustment ............................................................15
4.4.6
Regulation of the water temperature .....................16
4.4.7
Protection against low water or no
circulation ..............................................................16
4.4.8
Overheat temperature protection ..........................16
02092014 - 7619497-02
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