22
9
9
9
9
Rear control unit
Main power switch
Contactor K21
(heating)
Communication
card
Supply voltage
connection
5365 5468
Water connections
Heating elements
Machine presentation
Heating
When using electric heating, the water for wash-
ing is heated by three heating elements acces-
sible from the front of the machine.
The machine can also be fitted with steam hea-
ting using a steam valve fitted on the rear of the
machine.
The heating system of the machine is described
in detail in section Heating.
Water connections
Dependingonthemachinesizeandcustomer
specifications, the machine has one, two, three
or four inlet valves.
This unit also has eight connections for external
detergent supply.
Rear control unit
This unit contains the main power switch and
connection block for the input voltage, heating
contactor and one or two communication cards
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 control unit of the machines is descri-
bed in detail in section Control unit.