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USING THE ACCESSORIES

5

This wand features a 0º pencil jet which rotates 360º for maximum dirt cutting action,
effectively increasing cleaning performance 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.

Dirtblaster

®

nozzle

The triple jet nozzle must be positioned to one of the two settings for high pressure cleaning
by turning the nozzle tip. The pencil jet spray (0º) should be used for stubborn dirt. The High
pressure flat spray (25º) should be used for cleaning over a large surface area. The third set-
ting on the triple jet nozzle is used for the application of detergents.

6

WORKING WITH DETERGENTS

NOTE: Detergents can only be applied in the “CHEM” setting.

Step 1

To apply detergents the triple jet

nozzel must be set to CHEM. position. 

Step 4

With the engine running, pull

trigger 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.

Step 2

Adjust the dosage control at the

beginning of the detergent tube for light (1),
or maximum (6) detergent coverage.
NOTE: Your pump may have a detergent control.

Step 3

Fill a container with Kärcher

detergent. Place the filter end of detergent
suction tube into the detergent.

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.

For best results see Cleaning
Tips on pages 8 & 9 for specific
information on how to clean 
different surfaces.

Always Use Kärcher 
Detergents for Best Results.

Kärcher biodegradable detergents are
specially formulated to protect the
environment 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 longer
life. For Kärcher Detergents, check your
retailer or call:

The following Kärcher detergents 
are available:

• Vehicle Wash

• House Wash

• Degreaser

• Deck Wash

• All Purpose Cleaner

In Canada Call: 

1-888-705-9444

or visit our website:

      www.karcher.ca

WARNING 

TO AVOID SERIOUS INJURY,
NEVER POINT SPRAY NOZZLE
AT YOURSELF, OTHER PER-
SONS OR ANIMALS.

High pressure
pencil jet cleaning.

High pressure fan
jet cleaning.

Low pressure Detergent
application “CHEM”
position.

Summary of Contents for HD 3500 DB

Page 1: ...DH Part No 1 187 115 Model HD 3500 DH Part No 1 810 997 Model HD 3500 DB Part No 1 810 998 High Pressure Washer Operator Manual Specifications Model HD 2700 DH DB Operating pressure 2700 PSI Water vol...

Page 2: ...al injuries to the operator and irreversible damage to the machine The machine has hot surfaces which can cause burns Operate the unit in a safe environment and away from children Do not allow the hig...

Page 3: ...DB has a has a toggle switch Press to ON position Step 8 Pull the starter handle If the engine fails to start after 3 pulls squeeze the trigger gun to release pressure and repeat step After the engin...

Page 4: ...ergent tube for light 1 or maximum 6 detergent coverage NOTE Your pump may have a detergent control Step 3 Fill a container with K rcher detergent Place the filter end of detergent suction tube into t...

Page 5: ...using K rcher House Wash place detergent suction tube directly into cleaning solution and apply to surface at low pressure for best results limit your work area to sections of approximately 6 feet and...

Page 6: ...e surface OPTIONAL CLEANING ACCESSORIES Dirtblaster nozzle Extension Wand 80 Rotating Wash Brush Sand Blasting Attachment Hose Reel Pipe Drain Cleaner Extension Hose 30 Detergent Tray Optional cleanin...

Page 7: ...new washer Spray wand not properly attached Broken o ring Check that hoses and fittings are air tight Turn off machine and purge pump by squeezing trigger gun until a steady flow of water emerges thr...

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