Service Programme - Bosch TCA?53 Series Instruction Manual

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Brewing unit
The brewing unit can be removed for
cleaning (Fig. E).
● Switch off the appliance using the power
switch 1 auto off.
● Open the door 21 to the brewing unit 22.
● Hold the red button 22a down and push
the handle 22b up until you hear it
engage.
● Grasp the brewing unit 22 by the handle,
remove carefully, and rinse under running
water. Do not use cleaning agents. Do not
place in the dishwasher.
● Vacuum the inside of the appliance, or
clean it with a damp cloth.
● Reinsert the brewing unit 22 all the way
into the appliance.
● Hold the red button 22a down and push
the handle 22b down as far as it goes,
until you hear it engage. The brewing unit
is now secure.
● Close the door of the brewing unit.
22

Service programme:

Combined cleaning and
descaling process
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If the LED lights up while the appliance
is on, the service programme must be run
immediately to clean and descale the appli-
ance. If the service programme is not run as
instructed, the appliance may be damaged.
Specially developed descaling (Order
No. 310967) and cleaning agents (Order
No. 310575) can be obtained from our
customer service department.
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Warning
Each time you run the service programme,
follow the instructions for using the cleaning
and descaling agents.
Never interrupt the service programme!
Do not drink the liquids!
Never use vinegar or vinegar-based
products!
Never put descaling tablets or other des-
caling materials into the duct for cleaning
tablets!
i S
The LED flashes while the service pro-
gramme is running (approx. 40 minutes).
Important: If there is a filter in the water
tank, it must be removed before the service
programme is run.
Starting the service programme
The appliance must be ready for use.
● Empty and replace the trays 17 and 18.
● Press and hold the buttons 4
for at least 5 seconds.
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The LED starts to flash and the appliance
rinses the coffee dispenser through twice.
● Empty and reinsert the grounds tray 17.
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