PRINCIPLE DIAGRAM INOVA E 20MC W TOP
Fuse
IG
1
L
8
3
FA1
c
PS
nc
na
4
5
9
EI
CO
FA2
Sh2O
SF
OR
16
P
FA3
7
10
15
N
2
To install the room thermostat TA remove the bridge and connect up using the supplied fairlead .
LEGEND
BM Modulating coil
CA Ignition control unit
CO Programming timer contact
CR Relay contacts
EC Control electrode
EI
Summer/winter switch
ES
Spark electrode
FC
Flue control
IG
Main switch
L
Line
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14
6
I
E
C
TA
SM
ptc
27
29
24
SA
ELECTRONIC
REGOLATORE
TR1
REGULATOR
ELETTRONICO
25
17
19
N
Neutral
MP Hot water priority micro
pressure switch
OR Programming timer
(on request)
System pump
P
PR Reset push-button
Safety push-button
PS
P.RI Heating potentiometer
P.SA Hot water potentiometer
SB
PR
12
RISC
SAN
MP
L N R AL RES L L
13
1 2 3 4 5 6 7
na
nc
CA
CR
c
20
19 18 17 16
c
FC
N TS TS GV
na
nc
J4
21
23
22
26
BM
28
FA4
18
SA Alarm warning light
SB Lock-out warning light
SF
O Lack of water warning light
SH
2
SM System supply sensor
TA
TR1 Transformer
TST Total safety thermostat
VG Gas valve
TST
J1
J2
J3
PNC PNO PC FAN N
N TS TS GV
8
9
10 11 12
13 14 15
MT1
MT2
ION
J5
J6
EC
ES
VG
Operation indicator
Room thermostat
36