Olimpia splendid B0873 Instructions For Mounting And Use Of Electronic Kits page 27

1 - MANAGEMENT OF THE FAN COIL WITH DC MOTOR THROUGH 4-SPEED
THERMOSTAT (J1 - OPEN)
A
M1
To the ground connection of the fan coil
For the key of the terminal box and the alarms: see page 12
J1
CFG
H2O
+V10-
SW1
LED
N F
230V
50Hz
SV
E
*
H2O
Open
SEL2
SEL1
MOUNT
S1
Y1
CV
EN - 7
Bi2 Air AR