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      BLACK FRIDAY EVENT use code BF25 at checkout to SAVE 25% when you spend £30 or more excluding delivery.

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      I have a karcher b403 pressure washer and it struggles to build up any pressure and the pump never stops running , the water comes out the lance like normal hose pipe pressure , any ideas what could be wrong with this.

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      Pressure Washer O-Ring Seal Stock Number: ES538185

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      Genuine spare part suitable for select models of Karcher pressure washers

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