38
To install the room thermostat TA remove the bridge and connect up using the supplied fairlead .
ASSEMBLY DIAGRAM INOVA E 20MC W TOP
LEGEND
BM
Modulating coil
CA
Ignition control unit
CO
Timer contact (if any)
CR
Circulator
EA
Ignition electrode
EC
Control electrode
EI
Summer/winter switch
FA
Anti-interference filter
FC
Flue control
Fus
Fuse
FV
Detachable connector
IG
Main switch
L
Line
N
Neutral
OR
Timer (option)
P
LPG/METHANE bridge
P2-P3-P4-P5
Potentiometers
Pma
Lack of water pressure switch
PR
Reset push-button
Psan
Hot water priority
RA
Anti-interference resistor
SA
Alarm warning light
SB
Lock-out warning light
SC
Connection board
SF
Operation indicator
Sma
Lack of water warning light
SMT
Supply temperature sensor
TA
Room thermostat
TIMER
Boiler timer adjustment
TST
Total safety thermostat
VG
Gas valve
+
+
SC
J4
FA
3
FA
4
FA
1
FA
2
P3
risc.
P5
RLA
P4
MAX,R
P2
san.
P1
TARA MOD.
7
9 10 11
M2
1
3 4 5 6
M1
8
2
17
19 20 21 22
M5
18
23
25
24
M6
13
12
M3
16
15
M4
14
28
29
M7
27 26
L
N
TA
FA
M1
5
3
1
2
4
6
IG
Pma
E/I
FA
2
SF
Sma
San.
Risc.
Psan
7
9 10 11
M2
8
13
12
M3
14
17
19 20 21 22
M5
18
23
16
M4
15
CR
N
F
25
24
M6
28
29
M7
27 26
SM
Fus
FA
1
FA
3
OR
TA
FA
2
FV
CO
N
F
F
N
SB
PR
TST
J1
J2
J3
L N R AL RES L L
1 2 3 4 5 6 7
PNC PNO PC FAN N
8
9 10 11 12
N TS TS GV
13 14 15
EC
VG
BM
EA
CA
N TS TS GV
19 18 17 16
J5
MT2
MT1
J6
ION
N
F
FC
TIMER
P