29
21
ELECTRICAL DIAGRAM
Red
Red
1 2 3
J6
SP
Power supply card
J8
R
Display Card
J8
S2
ON
1
2
3
4
ON
S1
1
2
TH
C
2
1
Blac
k
Wh
it
e
Pin
k
TS
C
2
1
Black
Red
Pink
TS:
Security thermostat.
TH:
Fumes thermostat.
SP:
Pressure sensor.
R:
Phone relay.
J6:
Phone relay connector.
J8:
PCB's connector.
S1, S2:
Boiler model selection switches.
Summary of Contents for EVOLUTION EV 20 HFC
Page 1: ...INSTALLATION AND OPERATING INSTRUCTIONS EVOLUTION EV HFC ...
Page 44: ...Evolution EV HFC 42 NOTES ...
Page 45: ...43 NOTES ...
Page 46: ...Evolution EV HFC 44 NOTES ...
Page 47: ......