Installation Manual
SYSTEM BOILER – Cod. 99951NA – November 2002
16
9
S4565QM 1012
R8
IC
L
F
M4 17
RP
-C
31
M7
no
RT-
C
M7 36
PF
TR
M7 34
c
nc
25
M5
30
M7
M5 27
11
12
10
N
M6 29
C
M4 16
28
M6
R1
0
R6
M7
RV
-C
35
M7
33
EV
C3
RV
D6
M7 32
26
LB
M5
TL
8 7 6 5 4 3
1
2
24
M5
ROOM SEALED
WIRING DIAGRAM
RT
LO
W
VO
LT
AG
E
CI
RC
U
IT
MAX HEAT.
MIN. GAS
T. HEAT.
T. SAN.
TH
ER
M
O
ST
AT
S M
O
D
U
LA
TI
O
N
BL
O
C
K
SPI
A 1
B
AR
SP
IA
1.
5 B
AR
PRE
SS.
A
C
Q
U
A
T.
AM
B.
PW
M
MF
T.
O
FF
GP
L-
M
ET
TERM. FUMI
SPIA
ALLAR. H2O
SPIA
AN
D
PR
IO
RI
TY
B
LO
C
K
E/
I
RP
SENSOR
HEATING
HOT WATER
SENSOR
WATER PRESSURE SWITCH
H
IG
T
VO
LT
AG
E
C
IR
CU
IT
(2
20
V
AC)
