Working With Detergents - Kärcher K 3.98 M Operator's Manual

Detergents can only be applied at
low pressure (Min.).
All washing brushes supplied by Kärch-
er are designed for use with detergents.
STEP 1:
Install the Vario Power Spray Wand.
Set the spray wand to the low pres-
sure setting (Min.).
STEP 2:
Fill the Detergent Tank with the se-
lected Ready To Use detergent.
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.

WORKING WITH DETERGENTS

STEP 4:
Cleaning up: Always draw fresh wa-
ter through the detergent tank when
done to flush any remaining deter-
gents from the injection system.
For best results see Cleaning Tips
for specific information on how to
clean different surfaces.
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.
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