VOKERA Compact A - Functional Diagram

32
FUNCTIONAL DIAGRAM
Fig. 51
NOTE: L-N-E connection is advisable
brown
CN3
blue
F Hv
1
2
7
1
CN9
W.P.S.
2
3
1
D.H.W.T.
D.H.W.F.S.
white
white
red
red
violet
violet
3W
2
N
1
D.H.W.
3
Heat
black
brown
blue
3
1
CN4
6
1
CN2
brown
blue
2
1
3
5
4
GAS VALVE
12 43
OPEOPE
pink
blue
P
brown
N
L
Fuse 3.15A F
230 V
M3
F
blue
blue
brown
brown
brown
blue
brown
blue
1
2
3
AMP
1
2
3
AMP
black
red
blue
brown
44
Connector
clock
CN8
CN7
1
12
CN11
1 4
CN10
1
7
CN9
CN6
CN5
CN12
1
CN4
1
3
CN3
1
2
CN2
1
6
AKL
CN1
1
FA1
FA2
arancione
E.R.
JP1
JP2
JP3
JP4
JP5
JP6
JP7
JP8
CN15
P3
P2
P1
CN13
CN14
SW1
P4
F1
3.15A T
TSC2
blue
Spark
electrode
brown
yellow/green
N
F
CN1
3
1
2
red (+)
blue (HS)
pink (PWM)
grey (-)
CN10
F Lv
1
4
1
12
CN11
white
white
F.T.
-t°
-t°
R.S.
red
red
-t°
F.S.
grey
grey
black
F.O.HT.
blue
blue
white
AKL Main PCB with vis medium integrated P1 Selector switch and heating potentiometer P2 DHW potentiometer P3 Unused P4 Unused JP1 Unused JP2 Unused JP3 Unused JP4 Unused JP5 Unused JP6 Unused JP7 Unused JP8 Closed - Unused CN1-CN15 Connectors - CN5 Room thermostat (24 Vdc) S.W. CO2 function button F.S. (1) Flame sensor F1 Fuse 3.15A T
F External fuse 3.15A F M3 Terminal strip for electrical connection hight power P Pump OPE Gas valve solenoids F Hv Fan power supply 230 V F Lv Fan signal control D.H.W.F.S Domestic hot water fl ow switch D.H.W.T Domestic hot water temperature WPS Water pressure switch S.E Spark electrode TSC2 Ignition transformer 3W 3 way motor F.O.H.T Flow over heat thermostat FS Flue sensor FT Flow thermistor (NTC) RS Return thermistor (NTC)