Kärcher K 3.740 Operator'S Manual Download Page 1 | Manualshive

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OPERATOR MANUAL

High Pressure Washer . . . . . . . . . . . . . . . . . . 2

MANUAL DE USUARIO

Limpiador de alta presión . . . . . . . . . . . . . . . 19

MANUEL D‘UTILISATION

Nettoyeur haute pression . . . . . . . . . . . . . . . 38

59647320 (2013.11)

K 3.740

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Summary of Contents for K 3.740

Page 1: ...OPERATOR MANUAL High Pressure Washer 2 MANUAL DE USUARIO Limpiador de alta presión 19 MANUEL D UTILISATION Nettoyeur haute pression 38 59647320 2013 11 K 3 740 ...

Page 2: ... for future reference the manu facturers instructions For household use only In the U S or Canada please call 1 800 537 4129 for warranty issues and visit www karcher help com for techni cal support and product assistance Please take a moment to register your pressure washer online at www karcher register com Be sure to save your purchase receipt it will be re quired for repairs covered by warrant...

Page 3: ...le 9 Screws Philips style 10 Storage for high pressure hose 11 Detergent suction tube with filter and cap 12 Detergent tank 13 Accessory storage 14 Storage hook for power cord 15 Power cord with Ground Fault Circuit Interrupter GFCI 16 Wheels 17 Trigger gun 18 Spray gun safety lock 19 Key to detach high pressure hose from trigger gun 20 High pressure hose 21 Dirtblaster Rotary spray wand 22 Vario ...

Page 4: ...RNING Risk Of Explosion Do not spray flammable liquids Do not use acids alkaline solvents or any flammable material in this product These products can cause physical injuries to the operator and irreversible damage to the machine WARNING Risk of Electrocu tion Inspect cord before using Do not use if cord is damaged Keep all connections dry and off the ground Do not touch plug with wet hands Do not...

Page 5: ... 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 몇 CAUTION When connecting the water inlet to the water supply mains local regulations of your water com...

Page 6: ...d edges and the center of the wheel cap to make sure it is properly seated You should hear another click Do not proceed with the assembly until the wheels are securely installed STEP 3 Place the bottom holder into the re cesses and push forward until it audi bly locks in Insert the top holder and push down all the way STEP 4 Press in the storage hook and lock it into the top position STEP 5 Place ...

Page 7: ... tongues of the dosage regulator match up with the intended recesses in the casing STEP 8 Push the high pressure hose into the trigger gun until it locks audibly Note Make sure the connection nip ple is aligned correctly Check the secure connection by pull ing on the high pressure hose Disconnect Press the disconnect key on the trig ger gun and remove the high pres sure hose from the trigger gun I...

Page 8: ...ection nip ple is aligned correctly Check the secure connection by pull ing on the high pressure hose Disconnect Push the housing of the quick con nector for the high pressure hose to ward the rear and disconnect the high pressure hose from the unit STEP 3 Install the supplied connector to the unit s water inlet Note Never attach the garden hose connector to the unit s water inlet STEP 4 Screw the...

Page 9: ... com gfci_test php for detailed instructions for your type of GFCI WARNING Do not use if above test fails Note The actual appearance of the GFCI may be different from this illustration STEP 7 Unlock the trigger gun safety lock Trigger the gun to eliminate trapped air wait for a steady flow of water to emerge from the spray nozzle STEP 8 Turn on the high pressure washer I ON The motor starts only i...

Page 10: ...os Before cleaning any surface an in conspicuous area should be cleaned to test spray pattern and distance for maximum cleaning results For best results see Cleaning Tips for specific information on how to clean different surfaces Always Use Kärcher Detergent for Best Results Kärcher biodegradable detergents are specially formulated to protect the envi ronment and your pressure washer The special ...

Page 11: ...P 3 Adjust the suction volume of the de tergent solution by means of the dos age regulator for detergents STEP 4 Turn on the pressure washer I Pull trigger to operate unit Liquid deter gent is drawn into the unit and mixed with water Apply detergent to work area Do not allow detergent to dry on surface STEP 5 To rinse move the VPS out of Mix position and pull trigger to operate unit STEP 6 Cleanin...

Page 12: ...et STEP 2 Turn off the water source STEP 3 Press trigger to release water pres sure STEP 4 Release trigger and engage gun safety lock STEP 5 Disconnect the garden hose from the water inlet on the unit 몇 CAUTION When disconnecting the supply or high pressure hose warm water may leak from the connector after operation TAKING A BREAK five minutes or more SHUTTING DOWN CLEAN UP ...

Page 13: ...ON Failure to follow the above directions will result in damage to the pump assembly and accessories and will void the war ranty Kärcher also recommends the regular practice of using a pump protector like Kärcher Pump Guard to prevent cold weather damage during storage in the winter months STEP 1 Pull out water inlet filter with flat nose pliers STEP 2 Rinse out water inlet filter in warm water ST...

Page 14: ...low detergent to remain on surface 1 3 minutes Do not allow detergent to dry on surface if sur face appears to be drying simply wet down surface with fresh water If need ed use special wash brush attachment not included to remove stubborn dirt Rinse at high pressure from top to bot tom in an even sweeping motion keep ing the spray nozzle approximately 1 8 m 6 ft from the cleaning surface with or w...

Page 15: ...ly 7 5 15 cm 3 6 in from the cleaning surface For best results clean from top to bottom and from left to right Optional accessories are available to further enhance your cleaning capabili ties These accessories are accurate as of the printing date of this manual Please check our website for pricing and up to date information Specially formulated to protect your pressure washer from freezing corro ...

Page 16: ... trigger gun of most Kärcher pressure washers up to 2300 PSI bayonet Part No 2 640 747 0 Why spend hours stripping old paint and rust by hand using harsh chemicals Let the Kärcher Wet Sandblasting Kit do the work Attach the kit to your pressure washer add abrasive material and at tack the rust and paint with our eco friendly alternative Fits most Kärcher pressure washers up to 2300 PSI bay onet Pa...

Page 17: ...ater 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 Spray wand is on low pressure position Turn spray wand to high pres sure position Output pressure varies high and low Not enough inlet water supply Turn water on full force Check garden hose for k...

Page 18: ...rt new washer Spray wand leaks Spray wand not properly at tached Insert the spray wand into the trigger gun Carefully press in against the spring tension and twist into the locked position Broken o ring or plastic insert Call Customer Support Pump is noisy 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...

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