Karcher K 3.97 M Pressure Washer User Manual


 
7
Step 1Step 1
Step 1Step 1
Step 1 Install the Vario spray wand. Set
the Vario spray wand to the low pressure
setting (–) by turning the wand collar. The
wand must be set in the low pressure (–)
position to apply detergents.
Step 2Step 2
Step 2Step 2
Step 2 Fill the detergent reservoir with
Kärcher detergent. Place the filter end of
detergent suction tube into the detergent
reservoir
Step 3Step 3
Step 3Step 3
Step 3 Turn on the pressure washer.
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
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.
Working with detergents
To apply detergents you must be operating at low pressure (–).
For best
results see
Cleaning Tips
on pages 9 & 10
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
environment 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:
In USA Call:
1-800-537-4129
or visit our website:
www.karcher-usa.com
The following Karcher detergents are
available:
One Gallon ready to useOne Gallon ready to use
One Gallon ready to useOne Gallon ready to use
One Gallon ready to use
• Vehicle Wash • Degreaser
• All Purpose Cleaner • House Wash
• Deck Wash
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Detergent Concentrate TabletsDetergent Concentrate Tablets
Detergent Concentrate TabletsDetergent Concentrate Tablets
Detergent Concentrate Tablets
(10 Pack; makes 1 1/4 gallon RTU product)
• All Purpose • Degreaser
• Deck and patio • Windows and Siding
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