Bosch SHE55P Repair Manual page 24

4.1.19 Display and power modules
Dishwashers can have from one to three controls, depending on
the model: a control module (in the fascia / control panel), a
display module with display, lights & buttons (in the fascia /
control panel) and a power module in the base on the right side.
The power module controls the circulation and drain pumps, while
the control module controls the wash programs.
Display module
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Power module
4.1.20 Sump parts
4.1.20.1 Sump
The sump contains a filter screen, large item (coarse) filter and
micro filter.
The sump holds the drain pump cover and suction cap. The
suction cap, used only with Sicasym circulation pumps, provides
a proper flow rate of water through the sump.
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