620m pulses when on
My 620 m washer pulses when on with the 620m lance on high pressure (OK on low pressure) I've tried a friends k5.50 lance on high pressure, this works fine, without pulsing. Any idea of what could cause this ? - there is no obvious debris in the lance.
Answer this Question (1 Answer)
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eSparesMalindi at eSpares says...
Unfortunately we cannot give out technical advice. Please contact Karcher or an engineer for support.
Pressure Washer Pump Set Stock Number: ES952747
Genuine spare part for select Karcher pressure washers
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