3. Fit the air supply pipe to the boiler.
4. Fit the subsequent air supply pipes in accordance with the
manufacturer's instructions.
Caution
The pipes must not be resting on the boiler.
Fit the horizontal parts sloping down towards the air supply
outlet.
5.8
Electrical connections
5.8.1
PCB locations
This illustration shows the location for each PCB. Both factory-fitted and
optional PCBs are shown.
device
primary location location option
CU-GH13
5
-
CB-01
1
-
SCB-01
7
8
SCB-10
2
-
SCB-13 (optional)
4
6
AD249 (optional)
3
-
GTW-08 (optional)
7
-
GTW-22
10
-
GTW-30 (optional)
8
9
5.8.2
The CB-01 connection PCB
The CB-01 is placed in the control box. It provides easy access to all the
standard connectors.
Fig.36
Fit the air inlet pipe to the boiler
AD-3001426-02
3
Fig.37
PCB locations
AD-3001592-01
1
1
6
6
7
7
8
8
9
9
2
2
3
3
4
4
5
10
10
Fig.38
Connection PCB CB-01
AD-3000672-03
IN
X4
X5
X6
X9
X10
X3
X2
OUT
S-Bus
+
0
0-10
+
0
PWM
OT
On/off
N
Pump
L
N
Pump
L
RL
BL
Tout
5 Installation
7762666 - v.02 - 29092020
C 340 / C 640
47
