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2
About this manual
2.1
Symbols used
Fig.1
1
5
2.2
Abbreviations
300026440 - v06 - 07082018
2.1.1
This manual uses various danger levels to draw attention to special
instructions. We do this to improve user safety, to prevent problems and to
guarantee correct operation of the appliance.
2.1.2
1
2
3
4
2
6
MW-1000123-2
3CE: Collective piping for sealed boiler
3WV: Three-way valve
PCU: Primary Control Unit - Burner management PCB
PSU: Parameter Storage Unit - Storage of parameters for the PCU and
SU PCBs
SCU: Secondary Control Unit – DIEMATIC iSystem control panel PCB
SU: Safety Unit – Safety PCB
Symbols used in the manual
Danger
Risk of dangerous situations that may result in serious personal
injury.
Danger of electric shock
Risk of electric shock.
Warning
Risk of dangerous situations that may result in minor personal
injury.
Caution
Risk of material damage.
Important
Please note: important information.
See
Reference to other manuals or pages in this manual.
Symbols used on the appliance
1 Alternating current.
2 Protective earthing.
3 Before installing and commissioning the appliance, carefully read
the instruction manuals provided.
4 Dispose of used products through an appropriate recovery and
recycling structure.
5 Caution: danger of electric shock, live parts. Disconnect the mains
power prior to carrying out any work.
6 Connect the appliance to the protective earthing.
2 About this manual
AFC
7
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