Installation Manual
SYSTEM BOILER – Cod. 99951NA – November 2002
15
ELECTRONIC PRINTED CIRCUIT BOARD SM 20013 + CONNECTORS
Room sealed
31
30
bl
ac
k
M7
33
32
34 35
36
NC
bro
w
n
bro
w
n
bl
ue
bl
ue
C
bl
ac
k
NO
PAR
- AIR PRESSURE SWTICH
- FAN
EV
M6
M4
M3
M1
M5
M7
M2
EV
PAR
- IONISATION ELECTRODE
- IGNITION ELECTRODE
- TIME CLOCK
- ROOM THERMOSTAT
- SUMMER-WINTER SWITCH
TA
E.I.
ER
EA
OR
IMPORTANT: RESPECT LIVE-NEUTRAL POLARITY
19
P
O
W
E
R
S
U
PP
LY
T
E
R
M
IN
AL
BLO
C
K
16
Switch
E/I
IG
18
17
N
L
M2
7
5
6
9
8
PAC
bl
ue
bl
ac
k
TF
1
2
bl
ac
k
bro
w
n
3
C
CIRUIT BOARD
11
S4565QM 1012
M4
20
21
TA-OR
M6
bl
ue
bro
w
n
29
28
P
15
12
11
10
14
13
bl
ac
k-
bl
ue
SR
grey
lig
ht b
lue
M3
bro
w
n
bl
ac
k
27
EA
ER
12
22
24
26 25
23
6
7
8
TS
9
10
2
3
5 4
+
M5
1
-
IG
- MAIN SWITCH
- WATER PRESSURE SWITCH
- NEUTRAL
KEY
PAC
L
N
- LINE
- SAFETY THERMOSTAT
- HEATING SENSOR
P
SR
TS
- PUMP
