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Caution: danger, live parts.
Disconnect the mains power prior to any operations.
2.2
Abbreviations
4
3CE
: Collective conduit for sealed boiler
4
DHW
: Domestic hot water
4
Hi
: Lower heating value LHV (Nett)
4
Hs
: Higher heating value HHV (Gross)
4
PPS
: Polypropylene hardly inflammable
4
PCU
: Primary Control Unit - PCB for managing burner operation
4
PSU
: Parameter Storage Unit - Parameter storage for PCBs
PCU and SU
4
SCU
: Secondary Control Unit - control panel PCB
4
SU
: Safety Unit - Safety PCB
4
HRU
: Heat Recovery Unit
4
3WV
: 3-way valve
4
HL
: High Load - DHW tank with plate exchanger
4
SL
: Standard Load - DHW tank with coil
4
SHL
: Solar High Load - Solar DHW tank with plate exchanger
4
SSL
: Solar Standard Load - Solar DHW tank with coil
1
2
M002628-A
2. About this manual
EGC 25
9
09/02/2016 - 300026082-001-05