Karcher HD 425 User's Manual
Contents
1. service department It is the owner s responsibility to file claims for damage caused by public transportation carriers directly with the carrier concerned TROUBLE SHOOTING 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 position Solution Turn switch to the ON 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 2 gauge cord or a 50 ft 10 2 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 inlet water supply Open water source full force Water inlet filter is clogged Remove filter and rinse out in warm water Triple nozzle is in low pressure position Not enough inlet water supply Turn triple 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 unt2. High Pressure Washer Operator Manual OVEMVICW evs cersicnas necisasaei na a 2 PFEGAUEONS sa2cisccsccracsnucasaedaceiastigestdaaneanaraedastebeseartinyan 2 4 Assembly INStrUCtIONS sirni niiina 4 Operating INStrUCKIONS snaaien 5 Using the ACCESSOTSICS 0 0 ceeeceeseseeeeseeeteeseeeteeeeaeeaeeeaee 6 Working with Detergents 0 0 ccc cette eeeeeteeenaeee 7 Shut Down and Clean Up u eee eeeeeeeeeeeeeeeeeeeeeeeeeeeees 8 Taking a Break iiss csisscescnectianvicit eu disesaices 8 Winterizing and Long Term Storage cesses 8 Optional Cleaning Accessories cccccsscesseeesssteeessseeees 9 TrOubleSHOOtING ccsa ainena aaa 11 12 Specifications Max Pressure 1150 PSI Max Water Volume 1 8 GPM Voltage 120 V Amp Draw 13 AMPS YKARCHER Please keep the original box packaging and receipt Before operating this unit please read this manual thoroughly and retain it for future reference HD 425 5 960 859 2005435 04 03 OVERVIEW High Pressure Washer T Machine includes 1 Handle 6 Spray wand 2 Power cord 7 Triple jet nozzle 3 Detergent filter and suction tube 8 High pressure hose 4 High pressure outlet 9 Water inlet not pictured 5 Trigger gun with safety lock 10 On Off switch 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 connection
3. ND 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 THIS SYSTEM IS CAPABLE OF PRODUCING 1150 PSI TO AVOID RUPTURE AND INJURY DO NOT OPERATE THIS PUMP WITH COMPONENTS RATED LESS THAN 1150 PSI WORKING PRESSURE INCLUDING BUT NOT LIMITED TO SPRAY GUNS HOSE AND HOSE CONNECTIONS e BEFORE SERVICING CLEANING OR RE MOVAL OF ANY PARTS SHUT OFF POWER AND RELIEVE PRESSURE DO NOT SPRAY ELECTRICAL APPARATUS AND WIRING IF CONNECTION IS MADE TO A POTABLE WATER SYSTEM THE SYSTEM SHALL BE PROTECTED AGAINST BACKFLOW GROUNDING INSTRUCTIONS This product must be grounded If it should malfunction or breakdown grounding provides 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 prope
4. 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 your dealer or Customer Service at 1 888 705 9444 for help or visit www karcher ca
5. er and will protect the internal parts of the pressure washer for a longer life For Karcher Detergents check with your dealer or call 1 888 705 9444 The following detergents are available from your Karcher dealer Premium Vehicle Wash Heavy Duty Degreaser Universal Detergent Caution Never use e Bleach chlorine products and other corrosive chemicals e Liquids containing solvents i e paint thinners gasoline oils 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 SHUTTING DOWN amp CLEAN UP IA N ON Step 1 Step 2 Step 3 Step 4 Remove detergent Turn the switch to Turn off the water Press trigger to suction tube from jug off OFF position source release water and insert into 1 gallon and unplug cord pressure 5 L of fresh water from outlet Siphon water at low pressure for one minute Step 5 Step 6 Disconnect the garden hose Disconnect the high pressure hose from the high from the water inlet on the unit pressure outlet and engage the gun safety lock TAKING A BREAK five minutes or more Step 1 Step 2 Engage gun Turn pressure safety lock washer to off OFF position WINTERIZING AND LONG TERM STORAGE 1 Disconnect all water connections 4 Store the machine and accessor
6. ies in 2 Turn on the machine for a few seconds a room which hee Hh reach freezing until the water which had remained in temperatures DO NOT store near the pump exits Turn off immediately furnance or other sources of heat as it may dry out the pump seals 3 Do not allow high pressure hose to j become kinked Caution Failure to follow the above directions will result in damage to the pump assembly and accessories OPTIONAL CLEANING Optional cleaning accessories are available to further enhance your cleaning capabilities e Rotating Wash Brush e Sandblasting Attachment e 033 Dirt Blaster Attachment e Water Filter e Extension Wands e Extension Hoses e Pipe Drain Cleaner KARCHER 1 YEAR WARRANTY Karcher Canada Inc warrants to the original owner that this product shall be free from defects in material and workmanship for one year from the date of its original purchase If such a defect appears during the warranty period upon presentation of proof of purchase 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 Wear items such as nozzle 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
7. il 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 power nozzle Run distilled vinegar through detergent tank TROUBLESHOOTING continued Symptom No detergent Garden hose connection leaks Spray wand leaks Pump is noisy Water leaks from pump up to 10 drops per minute is permissible Oil Drip Detergent is too thick Solution Dilute detergent Filter on detergent suction tube is clogged Run warm water through filter to remove debris Damaged or clogged detergent suction tube Remove obstruction or replace detergent suction tube Triple nozzle is in high pressure position Turn nozzle tip to low pressure position Discharge nozzle is obstructed Loose fittings Blow out or remove debris with a fine needle Tighten fittings Missing worn rubber washer Spray wand not properly attached Insert new washer Slide the spray wand into the trigger gun Turn the wand collar clockwise onto the gun threads until thight Broken o ring or plastic insert Pump is sucking 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
8. nozzle must be positioned to one A Warning of the two settings for high pressure cleaning by turning the nozzle tip TO AVOID SERIOUS INJURY NEVER The pencil jet spray 0 should be used for POINT SPRAY NOZZLE AT YOURSELF stubborn dirt OTHER PERSONS OR ANIMALS The High pressure flat spray 25 should be used for cleaning over a large surface area The third setting on the triple nozzle is used for the application of detergents Low pressure Detergent application CHEM position WORKING WITH DETERGENTS The high pressure setting is used for cleaning you cannot apply detergents when working at high pressure To apply detergents you must be operating at low pressure CHEM position Step 1 Use triple nozzle set to CHEM position to apply detergents Step 2 Adjust the filter end of the detergent tube for light or maximum detergent coverage Place the filter end of detergent suction tube into the jug 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 from bottom to top Do not allow detergent to dry on surface 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 filt
9. r outlet installed by a qualified electrician Do not use any type of adaptor with this product Extension Cords Use a sufficient gauge Up to 25 ft 12 3 AWG 25 to 50 ft 10 3 AWG Use only 3 wire extension cords that have 3 prong grounding type plugs and 3 pole cord connectors that accept the plug from the product 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 A 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 Water hose must be at least a 1 2 inch or e Never use the pressure washer to draw in 5 8 inch in diameter water contaminated with solvents e g Flow ra
10. s rest in water Never operate pressure washer without the water turned on Never use hot water 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 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 Stay alert watch what you are doing Wear safety goggles 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 notstand 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 The Trigger Gun Safety Lock PREVENTS the trigger from accidentally being engaged This safety feature DOES NOT lock trigger in the on position WARNING DO NOT USE WITH FLAMMABLE LIQUIDS A
11. te of water supply must not fall paint thinners gasoline oil etc below 2 GPM gallons per minute NOTE Dirt in the feed water will Flow rate can be determined by running the damage the unit To avoid this risk water for one minute into an empty 5 gallon we recommend fitting a water filter container e Always prevent debris from being drawn into The water supply temperature must not the unit by using a clean water source and an exceed 104 F 40 C accessory water filter if required ASSEMBLY INSTRUCTIONS Step 1 Step 2 Step 3 Attach the high pressure hose Attach the wand to the Attach the triple jet nozzle to to the spray gun spray gun the wand OPERATING INSTRUCTIONS Step 1 Step 2 Connect the high pressure hose to the unit s high pressure outlet Step 3 Step 4 Connect water supply hose to the cold water Plug the power cord into the power outlet source and turn water on completely Unlock the lock of the trigger gun NIE IE QFP ON Step 5 Step 6 Trigger the gun to eliminate trapped air wait Turn on the pressure washer ON for a steady flow of water to emerge from the NOTE This unit is equipped with a spray nozzle pressure switch The motor only starts up when the trigger on the gun is pulled The motor shuts off when the trigger is released USING THE ACCESSORIES Triple J et Nozzle The triple jet
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