Karcher K 3.97M User's Manual
Contents
1. Selecting the jet Release the trigger of the handgun Rotate the nozzle head until the symbol is aligned with the marking on the spray lance 6 Note The marking on the spray lance must be up during operation Wash brush A WARNING This brush is ideal for removing stubborn RISK OF INJECTION OR INJURY DO dirt and stains from finished surfaces Use NOT DIRECT DISCHARGE STREAM with detergents only AT PERSONS TO AVOID SERIOUS INJURY NEVER POINT SPRAY NOZZLE AT YOURSELF OTHER PERSONS OR ANIMALS WORKING WITH DETERGENTS Detergents can only be applied at low pressure For best results see Cleaning Tips on pages 9 amp 10 for specific information on how to clean different surfaces Step 1 Install the Wash brush or Quattro nozzle Always Use Karcher Detergents for Best Turn Quattro Nozzle to Low pressure Results position Karcher biodegradable detergents are Rotate the spray lance in the direction of specially formulated to protect the llf until reaching the stop 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 1 800 465 4980 The following Karcher detergents are available Ea e Pressure Wash e Deck Wash e Degreaser e Touchless Vehicle Wash Note No detergent in high pressure mode2. Step 2 Fill detergent tank with 1 0 L Karcher detergent SF Caution Step 3 Never use Turn on the pressure washer Pull trigger to operate unit Liquid detergent corrosive chemicals is drawn into the unit and mixed with water e Liquids containing solvents Apply detergent to work area Do not allow i e paint thinners gasoline oils detergent to dry on surface e Tri sodium phosphate products e Ammonia products e Acid based products These chemicals will harm the unit and will damage the surface being cleaned e Bleach Chlorine products and other SHUTTING DOWN amp CLEAN UP Step 1 Step 2 Step 3 Turn the switch to off O Turn off the water Press trigger to release position and unplug cord from source water pressure outlet i A B Step 5 Step 6 Disconnect the garden hose Disconnect the high pressure Pull trigger down A from the water inlet on the unit hose from the high pressure and engage gun outlet safety lock B TAKING A BREAK five minutes or more A Step 1 Step 2 Pull trigger down A Turn pressure washer B and engage gun to off O position safety lock B WINTERIZING AND LONG TERM STORAGE 1 Disconnect all water connections 4 Store the machine and accessories in 2 Turn on the machine for a few seconds a room which does not reach freezing until the water which had remained in temperatures DO NOT store near the
3. KARCHER CANADA INC will repair or replace at its option your product without charge This warranty does not cover accidental damage unreasonable use normal wear and tear loss of use or other consequential damages nor does it cover repairs made or attempted by unauthorized persons Trigger gun hose spray wands and other accessories are warranted for 3 months Please note that no returns will be accepted without prior authorization from our customer service department It is the owner s responsibility to file claims for damage caused by public transportation carriers directly with the carrier concerned TROUBLESHOOTING A Disconnect the machine from the power source before making any repair Symptom Motor will not start Unit does not reach high pressure Output pressure varies high and low On Off switch is in the OFF O position Solution Turn switch to the ON I position Power cord is not plugged in Plug in power cord Extension cord is too long Extension cord is not proper gauge Extension cord is damaged Replace extension cord with either a 25 ft 12 3 gauge cord or a 50 ft 10 3 gauge cord Electrical outlet does not supply adequate power Diameter of garden hose is too small Try a different outlet Replace with a 1 2 inch or 5 8 inch garden hose Water supply is restricted Check garden hose for kinks leaks and blockage Not enough
4. LIQUIDS AND TOXIC CHEMICALS e 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 e THIS SYSTEM IS CAPABLE OF PRODUCING 9000 KPA TO AVOID RUPTURE AND INJURY DO NOT OPERATE THIS PUMP WITH COMPON ENTS RATED LESS THAN 9000 KPA WORKING PRESSURE INCLUDING BUT NOT LIMITED TO SPRAY GUNS HOSE AND HOSE CONNECTIONS e BEFORE SERVICING CLEANING OR REMOVAL ANY PARTS SHUT OFF POWER AND RELIEVE PRESSURE Extension Cords Use a sufficient gauge Up to 25 ft 12 3 AWG 25 to 50 ft 10 3 AWG Use only extension cords that are intended for outdoor use These extension cords are identified by a marking Acceptable for use with outdoor appliances store indoors while not in use Use only extension cords having an electrical rating not less than the rating of the product Do not use damaged extension cords Examine extension cord before using and replace if damaged Do not abuse extension cord and do not yank on any cord to disconnect Keep cord away from heat and sharp edges Always disconnect the extension cord from the receptacle before disconnecting the product from the extension cord If you are using an extension cord it should always be completely unwound from the cable drum Grounding Instructions This product must be grounded If it should malfunction or breakdown grounding provi
5. pressure outlet 10 On Off switch 11 Detergent tank cap 12 Wash brush 13 Quattro nozzle NOOR WND THE BEST ANTI FREEZE PROTECTION IS PROVIDED BY USING AND STORING THE MACHINE IN SHELTERED SPACE IMPORTANT PRECAUTIONS Read First A Safety Warnings When using this product basic precautions should always be followed e Read all the instructions before using the product e High pressure jets can be dangerous if subject to misuse The jet must not be directed at persons animals electrical devices or the machine itself e To reduce the risk of injury do not operate the machine near children e Learn how to stop the machine and release pressure quickly Be thoroughly familiar with the controls e Stay alert watch what you are doing e Wear safety goggles e Do not use acids solvents or any other flammable material in this product These products can cause physical injuries to the operator and irreversible damage to the machine e Do not operate the product when fatigued or under the influence of alcohol or drugs e Do not stand on unstable surfaces Stand with both feet balanced at all times e To reduce the risk of electrocution keep all connections dry and off the ground Do not touch plug with wet hands e The Trigger Gun Safety Lock PREVENTS the trigger from accidentally being engaged This safety feature DOES NOT lock trigger in the on position WARNING e DO NOT USE WITH FLAMMABLE
6. KARCHER K 3 97 M High Pressure Washer Operator Manual OVEIVICW eeren 2 PreCautions isiin 3 4 Assembly Instructions 0 4 Operating Instructions arD Using the accessories anG Working with Detergents ait Shut Down and Clean Up 8 Taking a Break ccsscssceeseeees 8 Winterizing and Long Term Storage sseeeeeerereerirrrrrsnns 8 Maintenance Instructions 9 Cleaning Tips srs 9 10 Optional Cleaning Accessories 10 Troubleshooting assesseer 11 12 Specifications Working Pressure 9000 kPa Max Pressure sessies 1600 PSI Max Water volume 1 5 GPM Volta gE iiien 120 V AMP CraW cirisisireniiinini 13 AMPS Please keep the original box packaging and receipt Before operating this unit please read this manual thoroughly and retain it for future reference Part No 1 423 104 0 Manual Part No 5 960 793 0 01 03EN For household use only Item Description Power cord Trigger gun Trigger gun safety lock High pressure hose Water inlet Transport handle Accessory compartment Never point nozzle at people or animals Never drink alcohol or use drugs while operating this equipment Never operate while standing in water Never touch plug with wet hands Never let electrical connections rest in water Never operate pressure washer without the water turned on Never use hot water 8 Detergent tank 9 High
7. air Loose fittings Call Customer Service 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 through the nozzle Check that all fittings are tight Water seals are damaged or worn Oil seals are damaged or worn Call Customer Service Call Customer Service If you encounter any additional difficulties not listed please call our Customer Service at 1 800 465 4980 for help or visit www karcher ca
8. cleaning solution and apply to surface at low pressure Allow Pressure Wash to remain on surface 1 3 minutes Do not allow detergent to dry on surface If needed use special Wash Brush Attachment not included to remove stubborn dirt Rinse at high pressure in a sweeping motion keeping the spray nozzle approximately 3 6 inches from the cleaning surface For best results clean from top to bottom and from left to right Recommendations e Before cleaning any surface an inconspicuous area should be cleaned to test spray pattern and distance for maximum cleaning results e If painted surfaces are peeling or chipping use extreme caution as pressure washer may remove the loose paint from the surface e When using on surfaces which might come in contact with food flush surfaces with plenty of drinking water OPTIONAL CLEANING Optional cleaning accessories are available to further enhance your cleaning capabilities For details call 1 800 465 4980 or or visit www karcher ca e Rotating Wash Brush e Wash Brush e Underbody Wand e Pipe Drain Cleaner e Sandblasting Attachment e Water Pumping Kit e Water Siphon Kit e 25 Extension Hose KARCHER 2 YEAR WARRANTY KARCHER CANADA INC warrants to the original owner that this product shall be free from defects in material and workmanship for two years from the date of its original purchase If such a defect appears during the warranty period upon presentation of proof of purchase
9. des a path of least resistance for electric current to reduce the risk of electric shock This product is equipped with a cord having an equipment grounding conductor and a grounding plug The plug must be plugged into an appropriate outlet that is properly installed and grounded in accordance with all local codes and ordinances DANGER Improper connection of the equipment grounding conductor can result in a risk of electrocution Check with a qualified electrician or service personnel if you are in doubt as to whether the outlet is properly grounded Do not modify the plug provided with the product if it will not fit the outlet have a proper outlet installed by a qualified electrician Do not use any type of adapter with this product Caution e Follow the maintenance instructions specified in the manual e This machine has been designed for use with cleaning detergent supplied or recommended by the manufacturer The use of other cleaning detergents may affect the operation of the machine and void the warranty IMPORTANT PRECAUTIONS continued Water Supply Cold Water Only e Never use the pressure washer to draw in e Water hose must be at least 1 2 inch or water contaminated with solvents e g 5 8 inch in diameter paint thinners gasoline oil etc e Flow rate of water supply must not fall NOTE Dirt in the feed water will below 2 GPM gallons per minute damage the unit To avoid this risk e Flow rate ca
10. ea to sections of approximately 6 feet and always apply detergent from bottom to top Allow Pressure Wash 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 use special Wash Brush Attachment not included to remove stubborn dirt Rinse at high pressure from top to bottom in an even sweeping motion keeping the spray nozzle approximately 6 inches from the cleaning surface 6 Cleaning the detergent inlet filter Maintenance The unit is mainte nance free Cement Patios Brick and Stone with or without detergent Pre rinse cleaning surface with fresh water If using Karcher Pressure Wash or Degreaser place detergent suction tube directly into cleaning solution and apply to surface at low pressure For best results limit your work area to smaller sections of approximately 25 square feet Allow Pressure Wash or Degreaser to remain on surface 1 3 minutes Do not allow detergent to dry on surface Rinse at high pressure in a sweeping motion keeping the spray nozzle approximately 3 6 inches from the cleaning surface Always clean from top to bottom and from left to right Cars Boats amp Motorcycles with or without detergent Pre rinse vehicle with fresh water If using Karcher Touchless Vehicle Wash place detergent suction tube directly into cleaning solution and apply to surface at low pressure For b
11. est results clean one side of vehicle at a time and always apply detergent from bottom to top do not allow detergent to dry on surface If needed use special Wash Brush Attachment not included to remove stubborn dirt Rinse at high pressure in a sweeping motion keeping the spray nozzle approximately 6 8 inches from the cleaning surface distance should increase when rinsing pin striping or other sensitive surfaces Always clean from top to bottom and from left to right For best results wipe surface dry with a chamois or soft dry cloth Caution Do not use the rotary nozzle on vehicles as it may cause damage CLEANING TIPS continued Barbecue Grills Outdoor Power Equipment amp Gardening Tools with or without detergent Pre rinse cleaning surface with fresh water If using Karcher Pressure Wash or Degreaser place detergent suction tube directly into cleaning solution and apply detergent at low pressure Allow Pressure Wash to remain on surface 1 3 minutes Do not allow detergent to dry on surface Rinse at high pressure keeping the spray nozzle approximately 3 6 inches from the cleaning surface For removing extremely stubborn dirt it may be necessary to move the spray nozzle even closer to the surface for greater dirt cutting action Patio amp Lawn Furniture with or without detergent Pre rinse furniture and surrounding area with fresh water If using Pressure Wash place detergent suction tube directly into
12. inlet water supply Open water source full force Water inlet filter is clogged Remove filter and rinse out in warm water Quattro nozzle is in low pressure position Not enough inlet water supply Turn quattro nozzle to high pressure position Turn water on full force Check garden hose for kinks leaks or blockage Pump is sucking air 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 through the nozzle Water inlet filter is clogged Remove filter and rinse out in warm water Discharge nozzle is obstructed Blow out or remove debris with a fine needle Calcified gun hose or spray wand Run distilled vinegar through detergent tank TROUBLESHOOTING continued Symptom No detergent Quattro nozzle leaks Pump is noisy Water leaks from pump up to 10 drops per minute is permissible Oil Drips Detergent is too thick Solution Dilute detergent Quattro nozzle is in high pressure position Turn quattro nozzle tip to low pressure position Discharge nozzle is obstructed Quattro nozzle not properly attached Blow out or remove debris with a fine needle Insert the quattro nozzle into the trigger gun Carefully press in against the spring tension and twist into the locked position Broken o ring or plastic insert Pump is sucking
13. n be determined by running we recommend fitting a water filter the water for one minute into an empty e Always prevent debris from being drawn 5 gallon container into the unit by using a clean water source e The water supply temperature must not and an accessory water filter if required exceed 104 F 40 C e Save these instructions ASSEMBLY INSTRUCTIONS Step 4 and 5 Assemble high pressure hose to trigger gun OPERATING INSTRUCTIONS a Step 1 Step 2 Connect the high pressure hose to the high Insert the spray wand Press in against the pressure outlet spring tension and twist into the locked position aps 3 Step 4 Connect the garden hose to the water inlet Connect garden hose to the cold water source and turn water on completely Ke Step 5 Step 6 Turn on the pressure washer l Plug the power cord into the power outlet Trigger the gun to eliminate trapped air wait NOTE This unit is equipped with a for a steady flow of water to emerge from pressure switch The motor only starts up the spray nozzle when the trigger on the gun is pulled The motor shuts off when the trigger is released USING THE ACCESSORIES y MA A A Quattro Nozzle Mm High pressure High pressure Rotating jet for Low pressure pencil jet fan jet maximum dirt fan jet for cleaning cleaning cutting action detergent injection
14. pump exits Turn off immediately furnance or other sources of heat as it d t th Is 3 Do not allow high pressure hose to MAy y Z Rump Seas become kinked Caution Failure to follow the above directions will result in damage to the pump assembly and accessories WINTERIZING AND LONG TERM STORAGE continued 5 Cleaning the water inlet filter Pull out the water in let filter with flat nose pliers and rinse out in warm water Deck Cleaning with or without detergent Pre rinse deck and surrounding area with fresh water If using Karcher Deck Wash place detergent suction tube directly into cleaning solution and apply to surface at low pressure For best results limit your work area to smaller sections of approximately 25 square feet Allow Deck Wash to remain on surface 1 3 minutes Do not allow detergent to dry on surface Rinse at high pressure in a long sweeping motion keeping the spray nozzle approximately 3 6 inches from the cleaning surface Always clean from top to bottom and from left to right When moving on to a new section of the cleaning surface be sure to overlap the previous section to eliminate stop marks and ensure a more even cleaning result House Siding with or without detergent Pre rinse cleaning surface with fresh water If using Karcher Pressure Wash place detergent suction tube directly into cleaning solution and apply to surface at low pressure for best results limit your work ar
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