Bartscher Aurora 22 Instruction Manual page 18

Regular descaling
CAUTION!
In order for the equipment you have purchased to function properly, and for the
coffee it makes to be of the highest quality, you must regularly cleanse the device
to remove calcium deposit buildup!
Return claims will not be accepted if the coffee machine is not regularly cleansed
of calcium deposits - as in the manner described in instructions for use.
Such returns are not covered by the warranty!
o During use of the coffee machine, depending on the hardness of the local water supply
internal parts of the unit can become covered in calcium deposits. In order to maintain
the unit in the best possible condition and ensure the best possible results from each
brewing cycle it is necessary to clean the unit of deposits from time to time.
o The coffee machine is equipped with a descale indicator
after a certain level of deposits have collected. When the descale indicator (red
control light in the shape of a triangle
of deposits for if not the quality of coffee and overall functioning of the unit cannot be
ensured.
o If it is not possible at that exact moment to clean the unit, it is still possible to make
several more pots of coffee before the coffee machine is cleaned.
o For cleaning of deposits from the unit we recommend using the Bartscher
"Fast Scale Remover" formula for cleaning deposits, tried and proven by us.
(Art. no.: 190.065; (Package: 30 portions of 15 g/each)
o Cleaning should be performed in the following manner:
Dissolve the contents of a portion (15 g) in approx. 1-2 litres of water.
Pour the solution containing the formula into the coffee machine's water
container.
Insert the filter basket (without coffee).
Place the empty thermos (without pump tube) on the lower plate, under the filter
basket.
Switch the main ON/OFF switch as during normal operation.
After a small amount of the solution has dripped into the thermos turn the unit off.
Wait 5-6 minutes for the remaining portion of the solution to dissolve the calcium
deposits then turn the unit on again.
When the entire solution has run through the unit, turn it off and pour out the
solution.
Water remaining in the coffee machine should be removed via the water release
screws (10) located at the back of the unit (on the bottom).
- 32 -
) comes on, the equipment must be cleaned
(7) which comes on