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Pressure Washer Motor Assembly Stock Number: ES952878

Genuine spare part for select models of Karcher pressure washers

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Manufactured by Karcher

(This part fits select models)

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Pressure Washer Motor Assembly

If your pressure washer is failing to start up, there could be a fault with the motor. With this replacement spare from eSpares you can save yourself some time and get your appliance in working order. You can then enjoy cleaning your car and patio with ease. 

Genuine spare part for select models of Karcher pressure washers.

Please check the model fit list to ensure compatibility with your appliance. 

12 Questions and 15 Answers

unfortunately, I have owned it several years so the warranty is expired, I have new brushes but could do with some advice for what to lookout for

By W Waugh - northeast UK - 27 April 2019
  • I’ve just checked one out for a neighbour and there’s two segments of the commutator blown out, apparently it’s only been used twice so it would seem that quality control might be an issue with these motors. By G J YOUNG - London - 23 May 2019
  • eSpares Staff from eSpares
    eSpares Staff at eSpares says...

    If the motor segments are uneven then it will cause the damage to the brushes, the motor would need to be replaced.

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Leaking oil, would this explain the drop in pressure or could there be two separate issues?

By JP - Australia - 23 June 2018
  • Is the pump working or just the electric motor? I've just stripped mine down and found the gear which should be a tight interference fit is now loose on the motor spindle. It doesn't provide any drive into the reduction box or pump. By SM - - 15 February 2019
  • Dean from eSpares
    Dean at eSpares says...

    This video should help to diagnose the problem www.youtube.com/watch?v=4WZgprLndhU just copy and paste into your browser.

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By KS - - 04 September 2016
  • My pressure cleaner K2.300 does not run with a capacitor. In my case the armature is burnt out. Bad quality - I guess. Solution: Change the motor!! By Mack - Australia - 05 February 2018
  • Chris from eSpares
    Chris at eSpares says...

    Depending on model check the motor brushes or the motor capacitor.

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Checked across motor,resistance was low.switch seems OK as when off open circuit ,when on position getting resistance.When i check across the capacitor no capacitance reading. What other reading can i take to try and work out whats wrong.I am prepared to try a new capacitor wiring loom if it's that .Or a new switch but if it's the motor it may not be worth it.

By William Maxwell - Edinburgh - 15 May 2018
  • Dean from eSpares
    Dean at eSpares says...

    Please see our video for help www.youtube.com/watch?v=4WZgprLndhU&t just copy and paste into your browser.

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My Karcher K2 began to lose power and then it shut off completely and won't turn back on. I've taken it apart and tested the various parts of the circuit and switch etc is all fine except there is very high resistance across the motor. The carbon brushes look a bit worse for wear and the spinning part of the motor they brush against has two copper pieces of its cylinder blown off. There is also a scorch mark on the ridge of the metal bit that goes over the coils of wire (it's the metal bit that looks like its made out of new staples bunched together, if you know what I mean). Would it be worth me reattaching the copper bits that came off and replace some new carbon brushes or do you think the whole motor is kaput? Kind Regards, Matt

By Matt R-D - Manchester - 25 May 2017
  • Dean from eSpares
    Dean at eSpares says...

    The motor would require replacing due to the damage to the motor commutator segments.

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