61
Accessories electrical installation
SMGB0066 rev.0 - 12/2009
Electrical wiring
Service Manual
3
Electrical wiring connection diagram
¡
Power cable
Control cable
(To system control unit)
Main switch
ref.
name
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