Karcher K 2.21 User Manual

Page 8

English

Detergents can only be applied at
low pressure setting (Mix).

STEP 1:
Install the Vario Power Spray Wand.
Set the spray wand to the low pres-
sure setting (Mix).

STEP 2:

Fill a container with Kärcher deter-
gent. Place the filter end of detergent
suction tube into the container.

STEP 3:

Turn on the pressure washer (I). Pull
trigger to operate unit: Liquid deter-
gent is drawn into the unit and mixed
with water. Apply detergent to work
area. Do not allow detergent to dry
on surface.

STEP 4:

Cleaning up: Always draw fresh wa-
ter through the detergent tank or si-
phon tube when done to flush any
remaining detergents from the injec-
tion system.

For best results see Cleaning Tips
for specific information on how to
clean different surfaces.

CAUTION

This unit has been designed for use with
cleaning detergents recommended by
the manufacturer. The use of other
cleaning detergents may affect the op-
eration of the machine and void the war-
ranty.
Always Use Kärcher Detergent for
Best Results
Kärcher biodegradable detergents are
specially formulated to protect the envi-
ronment and your pressure washer. The
special formula won’t clog the suction
tube filter and will protect the internal
parts of the pressure washer for a long-
er life. For Kärcher Detergents, check
your retailer or visit our website:
www.karcher-usa.com/home
The following Kärcher detergents are
available:
One Gallon ready to use

All Purpose & Vehicle Cleaner

Deck & Patio Cleaner

Heavy Duty Degreaser

Exterior House Cleaner

CAUTION

Never use:
– Bleach, Chlorine products and other

corrosive chemicals

– Liquids containing solvents (i.e.,

paint thinners, gasoline, oils)

– Tri-sodium phosphate products
– Ammonia products
– Acid-based products
These chemicals will harm the unit and
will damage the surface being cleaned.
Use of these items will void the war-
ranty.

WORKING WITH DETERGENTS