Functional Flow Diagrams - Biasi RIVA PLUS HE 24C ERP Service Manual

3 .2 Functional flow diagrams

General layout
J1--- 1 Fuse 3,15 A
L
Heat request on d.h.w.
J1--- 1 Fuse 3,15 A
L
L --- LINE N --- NEUTRAL
ACTIVE CIRCUIT
INACTIVE CIRCUIT
Heat request on c.h.
J1--- 1 Fuse 3,15 A
L
Figure 3 .2
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DIAGRAMS
PTC Transformer
PTC Transformer
PTC Transformer
Electronic
control p.c.b.
(low voltage section)
J3--- 5
J3--- 4
J3--- 3
Three way
diverter valve
Pump
J3--- 1 J3--- 2
J2--- 5 J2--- 4
Full sequence
ignition device
Electronic
control p.c.b.
(low voltage section)
J3--- 5
J3--- 4
J3--- 3
Three way
diverter valve
Pump
J3--- 1 J3--- 2
J2--- 5 J2--- 4
Full sequence
ignition device
Electronic
control p.c.b.
(low voltage section)
J3--- 5
J3--- 4
J3--- 3
Three way
diverter valve
Pump
J3--- 1 J3--- 2
J2--- 5 J2--- 4
Full sequence
ignition device
J1--- 2
N
J1--- 2
N
J1--- 2
N