61
Accessories electrical installation
SMGB0066 rev.0 - 12/2009
Electrical wiring
Service Manual
3
¡
Power cable Control cable
(To system control unit)
Main switch
WT Regulating and Safety thermostat
Re Auxiliary Relay
SW1 Operating Mode switch
R 123 Electrical Heater
LD
1 LED1: POWER ON
LD
2 LED2: AUTO MODE ON
LD
3 LED3: Electrical Heater Manual
TB Terminal Board
L/N/T Power supply
3/4 Control Heater Input
5/6 Electrical Heater Connection
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