Technical data

9
Fig. 8. Pictorial wiring diagram.
o - orange g - green bl - black r - red p - purple
20
21
22
23
24
25
27 28
26
29 30
31
13
11
12
14
15
16
17
18
19
8
9
10
3
4
7
6
5
2
Mains
Input
328
Fan
Module
Pump
Fan
1
1 Fuse 2.5A, 230V AC
2 Fuse 0.5A
3 Fuse 1.6A
4 Control unit connection
5 Key Plug
6 TA 211E control connection
7 Time switch connection
8 On/off switch
9 CH temperature
10 DHW temperature control
11 Power on indicator
12 Ignition transformer
13 Ignition electrodes
14 Setting button
15 Reset button
16 Display
17 Service button
18 ECO button
19 Burner indicator
20 DHW temperature sensor
21 Water pressure switch (flow switch)
22 DHW inlet sensor
23 Air flow switch
24 CH flow temperature sensor
25 Flame sense electrode
26 Gas valve
27 Gas solenoid valve No.1
28 Gas solenoid valve No.2
29 Flue gas temperature limiter
30 Overheat temperature limiter
31 Diverter valve solenoid
25V
230V
AC
o
o
g
g
g
g
bl
bl
o
o
bl
bl bl
bl
bl
r
r
r
p
p