Having problems with your Karcher Pressure Washers ?

Karcher B403 pulsing when on but triger released

\015 Karcher B403 pulsing when on, but triger released\015

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Repair Help & Product Troubleshooting for Karcher Pressure Washers

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Suggested Questions/Answers :

Karcher B403 pulsing when on but triger released

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My karcher is a k3.97 and about 18months old. when i'm using it with the trigger pressed it works perfectly but when i release trigger the motor kicks on and off ar regular half second pulses

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Karcher K3.91, lost some pressure and pulsing when trigger is release. stripped it down and checked all six valves and there all sealing as they should. i took apart the unloader valve cleaned and inspected and thats fine. there is NO water leeks anywhere or oil. preasure washer is 2 years old and gets used once a week for ten minutes. i really dont understand why its playing up

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Karcher 4.99 pump pulses when trigger is released

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Stalls when triger released

The problem may be the oil. if the oil is fine then try crimping your hose to let less water pressure through. if that still does not work lowes or home depot will fix the problem cheap. thank you for using fixya ... Pressure Washers

Karcher 380 pulsing

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I really appreciate the help and the information I have read so far. My Karcher K2400HH runs like heck until you release the trigger. Then, if I take the quick-connect nozzle off, pull the trigger and shoot a stream of water, I can then put the nozzle back on and it runs like heck again UNTIL I release the trigger. Then, it is the same process each time I release the trigger. Kind of frustrating.

Your unloader valve is sticking, take a look at the attached link for information on how to repair the problem. ... Karcher 2500 PSI Pressure Washer

Hy; I have a karcher 580 I had to replace gun complete so I bough a simoniz xe01-001 at simoniz.osirus.ca/ for your info 69$ complete ***.I install NOW I get pulse up & down ONLY when trigger is press I turn valve down i only get 10% of pressure if i turn valve up that is when it start pulsing pressure up & down it wont keep pressure up ... Bob...

Most likely problem is that the tip is too small causing Unloader to bypass or restriction/debris in tip. Install clean tip of proper size or 1/2 size larger (example from 2.5 gpm to 3 gpm ) to prevent slow pulse. If tip is clean and /o ... Karcher 2500 PSI Pressure Washer

Pulsing and leaking Karcher washer K4.99 - Karcher K2.26 Electric Power Washer

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Karcher K3.92 M 1750 PSI poweer Washer motor won't start. Followed Reset/Test/Reset sequence with cord plugged directly into outlet. Light on cord near Reset comes on when Reset pressed down but goes off when Reset released (Normal?) Switch ON and trigger pressed releases water stream but no motor action.

They are sensitive to large extention cords. My father in laws pops reset when a small cord is used. If internally shorted- motor will continually pop the reset even plugged direct to outlet. Check voltage at outlet. ... Karcher 2500 PSI Pressure Washer

Karcher K5.55 pulses on standby - Karcher K5.540 2,000 PSI 1.4 GPM Electric Pressure Washer

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Water blaster pump pulsing karcher - Alfred Karcher K 5.93 M Electric Pressure Washer

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Karcher b302 pulses - Karcher K2.26MR Electric Pressure Washer

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My 3.99 Karcher pressure cleaner seems to keep going on,off,on,off when i release the trigger.It used to keep going momentarly when the trigger was released until the pressure built up,then cut off until the trigger was pressed .Now it goes on ,off,on,off and has decreased pressure.

Hi! robcarrollDid you purge the air from the pump before starting the motor.InMrFixIt ... Karcher 2500 PSI Pressure Washer

Pulsing I own a Karcher 5.55m preasure washer which has now started pulsing. I have bleed the system but I believe I need to buy a new cylinder head - any ideas? or show me where I can locate a diagram to locate the part number?

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Karcher 3.90 --motor pulses-pressure low - Karcher Pressure Washers

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My Karcher 4000 SHR Pressure Washer pressure pulses when operating. I have checked with Karcher Technical Support and all their trouble shooting procedures except checking the unloading valve. Where is this valve, how do I get to it and how do I lubricate it?

It sounds like your unloading valve is crudded up with mineral deposits and stuck in a partway open state. look for a plastic cover with a silver snap on top; pry off the silver snap and lift off the plastic cover; next remove the two screws on the ... Honda Karcher G4000RH Pressure Washer

Karcher 3.99M replaced cylinder head but still pulses

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Karcher KB4040 pulsing when trigger closed and has lost about 50% of its power

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My Karcher 2.99 starts and stops, (pulses) when th...

Http://www.youtube.com/watch?v=8XDPDhg_acQ&list=UUiF9Qw4CmLuBqWFGanj1KIA&index=14&feature=plcp ... Karcher K2.26MR Electric Pressure Washer

Karcher k5-140 keeps pulsing

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Karcher 520m pulsing

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My karcher pulses instead of full pressure when i pull trigger

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Karcher 3.97M Short cycles after trigger is released.

Dear csdamman,\015\012There is a valve called the spill-valve. It is often called the control valve. This valve activates the micro-switch. When the gun is released, pressure builds up and compresses this spill valve. At the same time it puts ... Karcher PSI Electric Pressure Washer

Karcher 3000 psi pressure washer "pulses" throttle under load

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