![background image](/i/bosch/171124/bosch-tes-71129-rw/h/bosch-tes-71129-rw-027.png)
27
TES711.|.04/2012
27
en
Problem
Cause
Solution
Display.shows.
Error
Please contact
hotline
The.appliance.has.a.fault.
Please.call.the.hotline.
The.water.filter.does.not.
stay.in.position.in.the.water.
tank.
11
.
The.water.filter.is.not.mount-
ed.correctly.
Firmly.press.the.water.filter.
straight.down.into.the.tank.
connection.
Display.shows
Check water tank
Water.tank.has.been.in-
correctly.inserted.or.the.
new.water.filter.has.not.
been.rinsed.according.to.
instructions.
Insert.the.water.tank.cor-
rectly.or.rinse.the.water.filter.
according.to.instructions.and.
then.switch.on.
The.coffee.grounds.are.not.
compact.and.are.too.wet.
The.grinding.setting.is.too.
fine.or.too.coarse,.or.not.
enough.ground.coffee.has.
been.used.
Adjust.the.grinding.unit.to.
a.coarser.or.finer.setting,.
or.use.2.level.measuring.
spoons.of.ground.coffee.
Display.shows..
Clean brewing unit
Brewing.unit.is.soiled.
Clean.brewing.unit.
Too.much.pre-ground.coffee.
in.the.brewing.unit.
Clean.brewing.unit..
(Pour.in.no.more.than.2.
level.measuring.spoons.of.
ground.coffee).
The.brewing.unit’s.
mechanism.is.stiff.
Clean.brewing.unit.(see.
“Maintenance.and.daily.
cleaning”).
Coffee.or.milk.froth.quality.
varies.considerably..
Build-up.of.limescale.in.the.
appliance.
Descale.the.appliance.with.
two.descaling.tablets.as.de-
scribed.in.the.instructions.
Water.dripped.onto.the.inner.
floor.of.the.appliance.when.
the.drip.tray.was.removed.
Drip.tray.removed.too.early. Wait.a.few.seconds.after.the.
last.drink.was.dispensed.be-
fore.removing.the.drip.tray.
If you are unable to solve the problem, please call the hotline!
You will find the telephone numbers at the back of these instructions.
Simple troubleshooting