45
7224230.02 - en
INSTALLATION AND OPERATING MANUAL
10. WIRING DIAGRAM
• Access the electrical components as described in paragraph 9.1.
• Remove the jumper on terminals (1) and (2) ft the main terminal block (see wiring diagrams in § 10).
• Thread the two-wire cable through the grommets of the electrical box and connect it to these two terminals using a
harmonised cable “HAR H05 VV-F” 2 x 2 mm
2
with a maximum diameter of 8 mm.
The system must be fitted with an ambient thermostat for controlling indoor temperature.
To connect this device, proceed as follows:
11. CONNECTING THE ROOM THERMOSTAT
CABLE COLOURS
R = RED
V = GREEN
G = YELLOW
G/V = YELLOW/GREEN
M = BROWN
C = LIGHT BLUE
B = WHITE
N = BLACK
FUSE
HEA
TING CIRCUIT
PUMP
POWER SUPPL
Y
TERMINAL BLOCK
LOW PRESSURE
INDICA
TOR LED
HEA
TING
PRESSURE SWITCH
RELA
Y 1
PRIMAR
Y
V3V
ON/OFF
BUTTON
AUXILIAR
Y
TERMINAL BLOCK
R.T
. CONNECTION
MAINS POWER SUPPL
Y
230V
-50Hz
1506_1603.EPS
CR
_0
70
6
O
PE
N
CL
O
SE
N
3
1
2
B
R
N
C
L
N
M
C
G
1
2
L2
N1
L4
N3
N
A1
A2
12
22
14
11
21
24
B
R
C
C
C
M
B
N
M
M
M
M
C
G
/V
C
M
N
C
M
G
/V
M
G
/V
C
M
M
CO
M
NO
C
M
C
M
M
M
M
M
B
N
N
G
/V
CASING
