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      K3.99 pulses while idling, is it the head or the control unit

      Answer this Question (1 Answer)

      • Chris from eSpares
        Chris at eSpares says...

        For information on your repair see our video: How to Diagnose Pressure Washer Pump Problems: http://www.espares.co.uk/advice/8/3266

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      Pressure Washer Control Head Parts Set Stock Number: ES538412

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      Genuine spare part for select Karcher pressure washers

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