35
Maxima 35 C
14
25
36
19
21
0
31
1
41
2
51
3
61
4
71
5
81
6
16
27
38
49
51
0
V1
V2
T
72
138
139
10
5
94
83
72
61
4
2
3
1
L
N
GND
OUT
12V
7
3
6
2
5
1
8
4
GND
5V
OUT
123456
6
3
5
2
24 V DC
24 V DC-
4
1
44
81
82
98
16
Flow sensor on/off switch
P.C.B.
202
32
130
34
49
X1
X2
230 V.
24 V.
186
191
X5
246
136
X1
X12
X11
X7
X6
N
L
230 V
F2A
DISPLAY
4.6 Wiring diagram
fig. 21
Key
16
Fan
32
Heating pump
34
Heating flow temperature sensor
44
Gas valve
49
Safety thermostat
72
Room thermostat (not supplied)
81
Ignition electrode
82
Detection electrode
98
Power switch
130
DHW pump
136
CH flow sensor
138
External sensor (O.T.C.)
139
Room unit
186
Return temperature sensor
191
Flue temperature sensor
202
Transformer 220V - 24V
246
Pressure transducer
