6
WORKING WITH DETERGENT
Karcher pressure washers operate at two pressures. The high pressure setting is used for
general cleaning, The low pressure setting is used for detergent application. Detergents can
only be applied at low pressure.
For best results see Cleaning
Tips on pages 8 & 9 for specific
information on how to clean
different surfaces.
Always Use Karcher
Detergents for Best Results.
Karcher biodegradable detergents are
specially formulated to protect the environ-
ment and your pressure washer. Special
formula won’t clog the suction tube filter
and will protect the internal parts of the
pressure washer for a longer life. For
Karcher Detergents, check your retailer
or call:
1-800-537-4129
The following Karcher detergents are
available:
• Vehicle Wash
• House Wash
• Degreaser
• Deck Wash
• All Purpose Cleaner
Step 1
To install the high/low wand or
wash brush simply insert into the spray
wand extension. Press in against the spring
tension and twist into the locked position.
High/low wand must be set in the low pres-
sure position to apply detergent.
Step 2
Fill a container with Karcher
detergent. Place the filter end of detergent
suction tube into the container.
Step 3
With the engine running, pull trig-
ger to operate unit: Liquid detergent is
drawn into the unit and mixed with water.
Apply detergent to work area. Do not allow
detergent to dry on surface.
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.
5
OPERATING INSTRUCTIONS –
Continued
Section 2
WARNING TO AVOID
SERIOUS INJURY, NEVER
POINT SPRAY NOZZLE AT
YOURSELF, OTHER PERSONS
OR ANIMALS
Turn the wand nozzle clockwise to high, for
pressure cleaning. Turn the nozzle counter
clockwise to low, for detergent application.
This wand creates a steady, powerful fan
spray. This wand has two positions. The
high setting is used for pressure cleaning.
The low setting is used to apply detergents.
USING THE ACCESSORIES
The pressure washer has two fully automatic pressure settings, depending on the wand or
nozzle installed.
High/low spray wand
Rotating spray wand
High
Low
Wash brush
This wand features a 0º pencil jet which
rotates 360º for maximum dirt cutting
action, effectively increasing cleaning per-
formance up to 50%. This wand combines
the cleaning performance of a 0º pencil
jet with the surface coverage of a wide
angle nozzle.
Not recommended for soft
materials, siding, painted surfaces, decks
or autos.
This brush is ideal for removing stubborn
dirt and stains from finished surfaces. Use
with detergents only.
K3300G Manual 11/30/01 4:59 PM Page 6
