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6 English

High-pressure. Keep clear of nozzle.

Injection hazard: Equipment can 
cause serious injury if the spray 
penetrates the skin. Do not point the 
gun at anyone or any part of the 
body. In case of penetration seek 
medical aid immediately.

This system is capable of producing 
1900 psi.  To avoid rupture and injury, 
do not operate this pump with 
components rated less than 1900 psi 
working pressure (including but not 
limited to spray guns, hose and hose 
connections).

Before servicing, cleaning or 
removing any parts, shut off power 
and relieve pressure.

If connection is made to a potable 
water system, the system shall be 
protected against back flow.

When connecting the water inlet to 
the water supply mains, local 
regulations of your water company 
must be observed.  In some areas 
the unit must not be connected 
directly to the public drinking water 
supply. This is to ensure that there 
is no feedback of chemicals into 
the water supply. Direct connection 
via a receiver tank or backflow 
preventer, for example, 
is permitted.

Use a water filter to avoid potential 
damage from dirt in the water 
supply

Garden hose must be at least 
5/8 inch (16 mm) in diameter.

Flow rate of water supply must not 
fall below 2 GPM/gallons per minute 
(7.6 L/min).

Flow rate can be determined by 
running the water for one minute into 
an empty 5-gallon (18.9 liter) 
container.

The water supply temperature must 
not exceed 104°F/40°C.

Never use the pressure washer to 
draw in water contaminated with 
solvents, e.g. paint thinners, 
gasoline, oil, etc.

Always prevent debris from being 
drawn into the unit by using a clean 
water source.

This pressure washer is provided with 
a ground-fault circuit-interrupter 
(GFCI) built into the plug of the power-
supply cord. This device provides 
additional protection from the risk of 
electric shock.  Should replacement of 
the plug or cord become necessary, 
use only identical replacement parts 
that include GFCI protection.

Water Supply

(Cold Water Only)

Ground Fault Circuit 

Interrupter Protection

Summary of Contents for K1900R SC 1.106-129.0

Page 1: ...English 4 Espa ol 18 Fran ais 36 K1900R SC 1 106 129 0 8 638 792 0 A 12 16 Electric Pressure Washer...

Page 2: ...el 3 Hose Connector 4 ON Off Pedal 5 Power Cord Cleat 6 Nozzles 7 Turbo Nozzle 8 High Pressure Hose 9 Spray Wand 10 Spray Gun 11 Handle 12 Plug Storage 13 Wheel 14 Dual Detergent Tank 15 Detergent Swi...

Page 3: ......

Page 4: ...situation which if not avoided could result in death or injury Indicates a potentially hazardous situation which if not avoided may result in minor or moderate injury or in property damage incidents...

Page 5: ...physical injuries to the operator and irreversible damage to the machine Risk of Electrocution Inspect cord before using Do not use if cord is damaged Keep all connections dry and off the ground Do n...

Page 6: ...ck of chemicals into the water supply Direct connection via a receiver tank or backflow preventer for example is permitted Use a water filter to avoid potential damage from dirt in the water supply Ga...

Page 7: ...handle into place 3 Install the hose connector to the water inlet 4 Attach nozzles to handle 1 Thread the other end of the high pressure hose onto the spray gun inlet 2 Insert the spray wand into the...

Page 8: ...se the machine To learn how to perform this test visit Karcher help com and search for GFCI Do not use if GFCI fails test NOTE The actual appearance of the GFCI may be different from this illustration...

Page 9: ...e being cleaned The 40 Nozzle is efficient for general purpose cleaning Use to remove loose dirt and grime from most surfaces including cars wood decks patios outdoor furniture home siding and lawn ga...

Page 10: ...quick connect on the end of the wand by pulling the collar back inserting the soap nozzle then pushing the collar back Check to make sure the nozzle is secure 2 Fill the soap tank with K rcher deterg...

Page 11: ...2 Turn pressure washer OFF by stepping on the foot pedal 1 Turn the machine off by stepping on the foot pedal and unplug the cord from the outlet 2 Turn off the water source 3 Press trigger to release...

Page 12: ...ries and will void the warranty K rcher also recommends the regular practice of using a pump protector like K rcher Pump Guard to prevent cold weather damage during storage in the winter months 1 Dis...

Page 13: ...tergent from bottom to top Allow detergent to remain on surface 1 3 minutes Do not allow detergent to dry on surface if surface appears to be drying simply wet down surface with fresh water If needed...

Page 14: ...cutting action With or without detergent Pre rinse furniture and surrounding area with fresh water If using detergent apply to surface at low pressure Allow detergent to remain on surface 1 3 minutes...

Page 15: ...t comes automatically once the temperature of the unit drops On Off pedal is in the OFF position Turn pedal to the ON position Unit does not reach high pressure Diameter of garden hose is too small Re...

Page 16: ...wand Run distilled vinegar through soap tank No Detergent Detergent tube is not connected to the detergent tank Check connection Detergent is too thick Dilute detergent For best results use K rcher de...

Page 17: ...wist into the locked position Broken o ring or plastic insert Visit www karcher help com or locate a service center Pump is noisy Pump is sucking in air Check that hoses and fittings are air tight Tur...

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