3
Heating
When using electric heating, the water for
Fig.
washing is heated by three heating elements
9
accessible from the front of the machine.
The machine can also be fitted with steam
heating using a steam valve fitted on the rear of
the machine.
The heating system of the machine is described
in detail in section 40. Heating.
Water connections
Depending on the machine size and customer
Fig.
specifications, the machine has one, two, three or
9
four inlet valves.
This unit also holds eight connectors for external
detergent supply.
Rear control unit
This box contains the main power switch or a
Fig.
connection block for the input voltage, heating
9
contactor and a communication card with outputs
that control the water and drain valves of the
machine as well as the heating. There are also
connection blocks for connection to e.g., an
external detergent supply.
The rear electric box of the machines is
described in detail in section 21. Control unit.
8
3. Machine presentation
9
Rear control unit
Contactor K21 (heating)
Main power switch
L1
L2
L3
N
T1
T2
T3
N
Supply voltage
connection
Water connections
Heating elements
Service
Manual
Communication
card
5182 5185
438 9149-41/03
04.03