Get The App From Play Store!

Skip to main content

BLACK FRIDAY EVENT use code BF25IE at checkout to SAVE 25% when you spend €35 or more excluding delivery.

BLACK FRIDAY EVENT use code BF25IE at checkout to SAVE 25% when you spend €35 or more excluding delivery.

Karcher K6.91 (no M )

I have a problem with my washer it does not run evenly and the power motor keeps revving the pressure seems lower than when I bought it brand new, I had to replace the fan blade on the top of the motor last year.

By Joe - Gloucester - 22 March 2014

Answer this Question (1 Answer)

  • Chris from eSpares
    Chris at eSpares says...

    If the motor 'pulses' while in use as it stops and starts try using a different attachment. If the new attachment pulses the same there is a problem with the auto switch off part of the pump as it is cutting out to soon as the pressure builds.

Submit your answer

A confirmation email will be sent to this address. Your email address will not be published.

Contact Permission:

I am happy to receive vouchers, deals, exclusive offers and updates from eSpares by email and I acknowledge that my details could be shared with trusted third parties. We'll always treat your personal details with the utmost care and will never sell them to other companies for marketing purposes.

Please let us know your preference by selecting one of the options below?

Pressure Washer Microswitch Stock Number: ES538279

Genuine spare part for select models of Karcher pressure washers

Q&A tips & guidelines

  • Focus on the features or function of the product

  • Write your question in clear English

  • Be polite! Profanity won't be approved

  • Don't include personal info

  • Don't name other websites

  • Don't mention product prices