Bosch SRU53E05AU Repair Instructions page 8

4.1.5
Water supply
The appliance realises that the tap is turned off if no signal is received
from the flow sensor after 30 s.
4.1.6 Consumers
The consumers such as the valves, the detergent and rinse aid dis-
pensers and the circulation pump are actuated by triacs (see listing of
triacs). The drainage pump and the instantaneous water heater are
switched on by relays.
4.1.7 Listing the triacs
If replacing a module due to a defective triac, ensure that the actuated
component is also checked.
Before replacing a module, always start the customer
service test programme.
Before replacing a module, follow the ESD instruc-
tions.
Before replacing a module due to a defective triac,
test the actuated component.
815_58300000120057_ara_en_d.doc – 25.05.11
A Dispenser actuator
B Water points (optional)
C Filler valve
D Regeneration valve
E - - -
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