Installation Instructions
Technical Features
General information
Maintenance instructions
4 MAINTENANCE INSTRUCTIONS ......................................................................................................................................30
4.1
Inspection and maintenance instructions .................................................................................................................30
4.3
Adaptation to the use of other gas ..........................................................................................................................32
4.4
Operation parameters programming ........................................................................................................................33
4.5
Wiring diagram .........................................................................................................................................................35
4.6
Error codes ..............................................................................................................................................................36
3 INSTALLATION INSTRUCTIONS .......................................................................................................................................14
3.1 General warnings ......................................................................................................................................................14
3.2 Installation standards ................................................................................................................................................14
3.3
Preventive system verification and adjustment operations
.......................................................................................14
3.4 Packaging .................................................................................................................................................................15
3.5 Positioning the boiler .................................................................................................................................................16
3.6 Flue gas exhaust pipe connection.............................................................................................................................17
3.7 Connections ..............................................................................................................................................................21
3.8 Filling the system ......................................................................................................................................................22
3.9 Electrical connections ..............................................................................................................................................23
3.10 Commissioning..........................................................................................................................................................25
3.11
Measurement of combustion efficiency during installation
........................................................................................26
3.11.1 Calibration function activation ........................................................................................................................26
3.11.2 Probes positioning ..........................................................................................................................................26
3.12
Burner adjustment
.....................................................................................................................................................27
3.12.1 Adaptation of the power to the heating system ..............................................................................................29
Attention: this manual contains instructions for the exclusive use of the professionally qualified installer and/or maintenance
technician in compliance with current legislation.
The user is NOT qualified to intervene on the boiler.
The manufacturer will not be held liable in case of damage to persons, animals or objects resulting from failure to comply
with the instructions contained in the manuals supplied with the boiler.
2 TECHNICAL FEATURES AND DIMENSIONS .....................................................................................................................9
2.1
Technical features ......................................................................................................................................................9
2.2
Main components view and dimensions ....................................................................................................................9
2.3
Dimension ................................................................................................................................................................10
2.4
Available flow rate / pressure diagram
.....................................................................................................................12
2.5
Operation data .........................................................................................................................................................13
1 IGENERAL INFORMATION ..................................................................................................................................................4
1.1
General warnings .......................................................................................................................................................4
1.2
Symbols used in the manual ......................................................................................................................................5
1.3
Appropriate use of appliance .....................................................................................................................................5
1.4
IInformation for system manager ...............................................................................................................................5
1.5
Safety warnings .........................................................................................................................................................6
1.6
Technical data plate ..................................................................................................................................................7
1.7
Water treatment .........................................................................................................................................................8
1.8
Boiler antifreeze protection ........................................................................................................................................8
Summary of Contents for BWA R50
Page 1: ...INSTALLATION AND SERVICING MANUAL R 50 R 70 BWA R 50 R 70 ...
Page 2: ...2 ...
Page 20: ...20 DOUBLE Ø 80 ...
Page 39: ......
