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WIRING DIAGRAMS
KEY
AL = Power supply
CE – EX = External contact
CN = Connector
CRE = Electric heater contactor
F = Fuse
IG = Master switch
M = Control board
ML = Louvre motor
MV = Fan motor
NC – 00 = Not connected
PE – GND = Earth connection
RE – RX – RXL = Electric heater
SA = Ambient probe
SC = Control card
SW = Minimum water temperature probe
TR = Feeding voltage transformer
TSR = Automatically rearming thermostat
TSRM = Thermostat with manual reset
VHL – VCF = Solenoid valve
VC = Heating solenoid valve
VF = Cooling solenoid valve
= Optional components
= Connections to be made on site
AR = Orange BI = White BL = Blue
GR = Grey MA = Brown NE = Black
RO = Red VE = Green VI = Purple
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