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DG • 8.919-011.0 • Rev. 04/19

OPERATOR’S MANUAL        

PRESSURE WASHER

  

4

INTRODUCTION & IMPORTANT SAFETY INFORMATION

Thank you for purchasing this Pressure Washer.
We  reserve  the  right  to  make  changes  at  any  time 
without incurring any obligation.

Owner/User Responsibility:

The owner and/or user must have an understanding of 
the manufacturer’s operating instructions and warnings 
before using this pressure washer. Warning information 
should be emphasized and understood. If the operator 
is not fluent in English, the manufacturer’s instruc-
tions and warnings shall be read to and discussed 
with the operator in the operator’s native language by 
the purchaser/owner, making sure that the operator 
comprehends its contents.
Owner and/or user must study and maintain for future 
reference the manufacturers’ instructions.
The operator must know how to stop the machine 
quickly and understand the operation of all controls. 
Never  permit  anyone  to  operate  the  engine  without 
proper instructions.

SAVE THESE INSTRUCTIONS 

This manual should be considered a permanent 
part of the machine and should remain with it if 
machine is resold.
When ordering parts, please specify model and 

serial number. Use only identical replacement parts.
This machine is to be used only by trained operators.

IMPORTANT SAFETY 

INFORMATION

READ OPERATOR’S 

MANUAL THOROUGHLY 

PRIOR TO USE.

WARNING: To reduce the risk 
of injury, read operating in-
structions carefully before us-
ing.
  1.  Read  the  owner's  man-

ual thoroughly. Failure to 
follow instructions could 
cause malfunction of the 
machine and result in 
death, serious bodily in-
jury and/or property damage.

  2.  Know how to stop the machine and bleed pressure 

quickly. Be thoroughly familiar with the controls.

  3.  Stay alert — watch what you are doing.

  4. All installations must comply with local codes. 

Contact your electrician, plumber, utility company 
or the selling distributor for specific details.

WARNING

RISK OF 

ASPHYXIATION:  USE 

THIS PRODUCT ONLY 

IN A WELL 

VENTILATED AREA.

WARNING: Risk of asphyxiation. 

Use this product only in a well 

ventilated area.
   5.  Avoid  installing  machines  in 

small areas or near exhaust 
fans. Exhaust contains poi-
sonous carbon monoxide 
gas; exposure may cause loss 
of consciousness and may 
lead to death. It also contains

   chemicals known, in certain quantities, to cause 

cancer, birth defects or other reproductive harm.

WARNING

RISK OF FIRE.  

DO NOT ADD FUEL 

WHEN OPERATING 

MACHINE.

WARNING: Risk of fire. Do not 
add fuel when the product is 
operating.
WARNING: Risk of explosion 
—   do not spray flammable 
liquids.
 6. D o   n o t   p l a c e   m a c h i n e 

n e a r   f l a m m a b l e   o b -
jects as the engine is hot.

WARNING: This product contains chemicals 
known to the state of California to cause cancer 
and birth defects or other reproductive harm. Op-
eration of this equipment may create sparks that 
can  start  fires  around    dry  vegetation.  A  spark 
arrestor may be required. The operator should 
contact: Local fire agencies for laws or regulations 
relating to fire prevention requirements.

  7.   Allow engine to cool for 1-2 minutes before refu-

eling. If any fuel is spilled, make sure the area is 
dry before testing the spark plug or starting the 
engine. (Fire and/or explosion may occur if this is 
not done.)

    Gasoline engines on mobile or portable equipment 

shall be refueled:

   a.  outdoors;
    b.  with the engine on the equipment stopped;
   c.  with no source of ignition within 10 feet of  

 

the dispensing point; and

    d.  with an allowance made for expansion of the  

 

fuel should the equipment be exposed to a  

 

higher ambient temperature.

    In an overfilling situation, additional precautions 

are necessary to ensure that the situation is 
handled in a safe manner.

WARNING: Risk of injury. Disconnect battery 
ground terminal before servicing.

Summary of Contents for 1.107-138.0

Page 1: ...your local K rcher Commercial Pressure Washer Dealer nearest you visit www karcher com us CHAUD OI L AL ER T WH EN OIL LEV EL LOW ENG INE STO PS IMM EDI ATE LY RE AD OW NE R S MA NU AL BE FO RE OP ER...

Page 2: ......

Page 3: ...ed to the pressure washer You should record both serial number and date of purchase and keep in a safe place for future reference Important Safety Information 4 6 Component Identification 7 Assembly I...

Page 4: ...l installations must comply with local codes Contact your electrician plumber utility company or the selling distributor for specific details WARNING RISK OF ASPHYXIATION USE THIS PRODUCT ONLY IN A WE...

Page 5: ...VERE INJURY TO PERSONS KEEP CLEAR OF NOZZLE WARNING WARNING High pressure de veloped by these machines will cause personal injury or equip ment damage Keep clear of nozzle Use caution when op erating...

Page 6: ...ool down or maintain the heating coil may result in a steam explosion 26 In oil burning models use only kerosene No 1 home heating fuel or diesel If diesel is used add a soot remover to every tankful...

Page 7: ...r on spray gun is released for more than 1 2 minutes water will leak from valve Warm water will discharge from pump protector onto floor This system prevents internal pump damage COMPONENT IDENTIFICAT...

Page 8: ...is seated properly STEP 8 Connect the high pres sure hose to the pump discharge nipple Push coupler collar forward until secure STEP 5 Attach nozzle extension to spray gun wand Tighten both by hand S...

Page 9: ...level by using dipstick or observe oil level in oil window if equipped Use 30 wt non detergent oil STEP 5 Rotate the fuel shut off valve to the On position Slide the fuel valve lever to the ON positio...

Page 10: ...ION Small engines may kick back Do not hold pull starter grip tightly in hand OPERATING INSTRUCTIONS CON T WARNING Never replace nozzles without engaging the safety latch on the spray gun trigger The...

Page 11: ...NG TIPS Pre rinse cleaning surface with fresh water Place de tergent suction tube directly into cleaning solution and apply to surface at low pressure for best results limit your work area to sections...

Page 12: ...not being operated or is being stored for more than one month follow these instructions 1 Replenish engine oil to upper level 2 Drain gasoline from fuel tank fuel line fuel valve and carburetor 3 Pou...

Page 13: ...lves Contact local dealer Nozzle is obstructed Blow out or remove debris with fine needle Pump sucking air inlet hose leaking Check all pump lines and connections PRESSURE LOW AFTER PERIOD OF NORMAL U...

Page 14: ...0 garden hose NO DETERGENT Detergent suction tube not properly connected to machine Check connection Detergent is too thick Dilute detergent For best results use manufac turers detergent Detergent fil...

Page 15: ...r Perform maintenance more often under severe conditions MAINTENANCE SCHEDULE Engine Oil SAE 10W 30 Inspect Daily Change First month or 20 hours Every 100 hours or every 6 months after first month Fil...

Page 16: ...3537 1 9 802 295 0 Nozzle 0003 Red 1 9 802 296 0 Nozzle 0015 Yellow 1 9 802 297 0 Nozzle 0025 Green 1 8 932 298 0 Nozzle 0040 White 1 4 8 904 154 0 Quick Connect Nozzle Kit 035 303037 354037 1 8 712 3...

Page 17: ...wer Washer Change pump oil after first 50 hours every year or 500 hours thereafter Use SAE 10W 40 non foaming Engine oil Check daily before first use of your new Power Washer Change engine oil after f...

Page 18: ...www karcher com us Form 8 919 011 0 Revised 04 19 Printed in U S A or Mexico...

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