19
Instruction for the installer
Connection of the REGOLAFACILE
In case a REGOLAFACILE is used, connect it to the terminals,
ROOM STAT / NS.
The jumper JP1 (onto PCB of M 3000 S) has to be positioned
as shown in the picture.
BOILER
(OT / +)
EXT
SENSOR
SHIELD
ROOM
STAT / NS
OV
BUS -
BUS +
BOILER
(TA)
REGOLAFACI-
LE
(low temperatu-
re circuit)
The thermostat of the high temperature circuit must be con-
nected to the terminals
BROWN - BLUE ROOM STAT (230V)
ROOM
STAT (230 V) N
L1
TA on/off for control of high
temperature circuit
Remote
Jp1
For boilers
without data communication pos-
sibility (*)
it is necessary to modify the harness
as shown in the diagram.
Remove the cables
brown/blue
from terminal
ROOM STAT
Z1 of the PCB 00630130 and
insert them in the terminal
BOILER
Y3 (1-3) of
the PCB 00630132 (see diagram beside).
The presence of the
REGOLAFACILE
excludes
the manual adjustments on the PCB 00630130.
Y3
Y1
BOILER
MC
VZ
VZ
Yellow
Pink
Brown
Blue
Yellow
Blue
Purple
Red
Black
Blue
White
Brown
Green
Gray
Br
o
w
n
Bl
u
e
WARNING
For a high temperature zone controlled by ON/OFF room thermostat,
ascertain that the selector “S” is positioned as shown below.
A
M
Positioning:
“A” (Automatic) in line
with the “T” reference.
S
T
T
Summary of Contents for M 3000 S
Page 1: ...INSTALLATION AND SERVICING INSTRUCTIONS GB 00333624 1st edition 09 10 M 3000 S ...
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