To Delime Water Reservoir; To Delime Internal Parts; Carafe Cleaning - Oster BVSTEM4188 Instruction Manual

TO DELIME wATER RESERVOIR:

1. Make sure the control knob is in the off position " " and that the power cord is
disconnected from the electrical outlet.
2. If the appliance is cool and the pressure has been released, (See Section "CAUTION:
PRESSURE" on Page 4) remove the reservoir cap and fill reservoir with fresh,
undiluted white household vinegar.
3. Allow appliance to sit overnight with the vinegar solution in the water reservoir.
4. Discard vinegar through the top opening of the Espresso Maker by turning the machine
upside down over the sink.
5. Rinse the water reservoir thoroughly with tap water by filling tank half full with water
and then pouring the water back out into the sink, repeating this step twice.

TO DELIME INTERNAL PARTS:

1. Make sure you delime the inside of the water reservoir first by following the "Deliming"
steps above.
2. Make sure the control knob is in the off position " ", the power cord is disconnected
from the electrical outlet, the appliance is cool and all pressure in the appliance has
been released. (See Section "CAUTION: PRESSURE" on Page 4). Fill carafe to the top
of the metal band with vinegar and pour into reservoir.
3. Screw the cap back on top of the water reservoir. Make sure the cap is on tight.
4. Insert the brew head (with filter) and place the glass carafe with lid on the drip tray.
5. Plug the power cord into the electrical outlet.
6. Turn the control knob to the " " position. When vinegar begins to flow into the carafe,
place a cup with cold water under the frothing aid. Insert the frothing tube into the
water and slowly turn the control knob to the " " position. After 10 seconds turn the
control knob to the off position " ". This will clean any residue left in the frothing tube
from frothing milk.
7. Turn the control knob to the " " position. When all the vinegar has been pumped into
the carafe and the flow has stopped, turn the control knob to the off position " " and
allow the appliance to cool.
8. Repeat Steps 1 – 7 using only tap water to rinse any remaining traces of vinegar out of
the machine. Repeat this rinsing process, allowing the machine to cool and pressure to
be released before each rinsing.

CARAFE CLEANING

Hard water can leave a whitish mineral deposit inside the carafe. Coffee discolors these
deposits, sometimes leaving a brownish stain inside the carafe. To remove these stains,
follow these simple steps:
1. Use a solution of equal parts white vinegar and hot water.
2. Let solution stand in carafe for about 20 minutes and then discard.
3. Wash and rinse the carafe thoroughly using a soft cloth. Do not use harsh abrasive
cleaners. These may cause scratches which can lead to breakage.
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