3
Tec
hnical f
eatures and dimensions
Tec
hnical Features
General inf
ormation
Maintenance instructions
ENGLISH
4
INSPEctIoN ANd mAINtENANcE ...................................................................................................................................33
4.1 Inspection and maintenance instructions ...................................................................................................................33
4.1.1 Routine yearly verification operations
..............................................................................................................34
4.3 Adaptation to the use of other gas ...........................................................................................................................36
4.4 Programming operating parameters .........................................................................................................................37
4.5 Wiring diagram ..........................................................................................................................................................41
4.6 Release and reset error codes..................................................................................................................................43
3 INStALLAtIoN INStRuctIoNS .......................................................................................................................................16
3.1 General warnings .........................................................................................................................................................16
3.2 Installation standards ................................................................................................................................................16
3.3 Preventive system verification and adjustment operations
.......................................................................................16
3.4 Package and Weight .................................................................................................................................................17
3.4.1 Handling ...........................................................................................................................................................17
3.5 Positioning in boiler room ..........................................................................................................................................18
3.6 Flue gas exhaust pipe connection.............................................................................................................................19
3.7 connection
...............................................................................................................................................................20
3.8 Filling the system .....................................................................................................................................................22
3.9 Electrical connections ..............................................................................................................................................23
3.10 commissioning..........................................................................................................................................................27
3.11 Measurement of combustion efficiency during installation
......................................................................................28
3.11.1 Activation of the calibration function ...............................................................................................................28
3.11.2 Probes positioning ..........................................................................................................................................29
3.12 Checking burner pressure adjustment
......................................................................................................................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
View of main components ..........................................................................................................................................9
2.3
dimensions ..............................................................................................................................................................10
2.3.1 dimensions to insert in the boiler room .........................................................................................................11
2.3.2 View of internal access ..................................................................................................................................12
2.4
Water side pressure drops diagram .........................................................................................................................13
2.4.1 Primary circuit pump determination ...............................................................................................................13
2.5
operation data .........................................................................................................................................................14
1 GENERAL INFoRmAtIoN ...................................................................................................................................................4
1.1
General warnings .......................................................................................................................................................4
1.2
Symbols used in the manual ......................................................................................................................................5
1.3
Appropriate use of appliance .....................................................................................................................................5
1.4
Information 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
