High Pressure Washers | Nilfisk

High Pressure Washers - Tutorials

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High Pressure Washers
Blue Core 140 high pressure washer

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Excellent blue high pressure washer

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Blue Premium high pressure washer

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Frequently Asked Questions

High Pressure Washers

Q: Machine does not start or stops during use

  • Check that the plug is correctly fitted to the wall socket

  • A fuse in the building may have blown and needs to be changed

  • The cord or plug may be damaged and need repaired. If your machine is under warranty, please contact your supplier directly. If your machine is outside of the warranty period please contact a service center (link to service center list)

  • If you are using an extension cable check that this is not defect

  • Check that the mains voltage corresponds to specification on the model tag

  • If the thermal sensor is activated leave the machine for 5 minutes to cool down

  • Nozzle partially blocked. Clean the nozzle - Please look at the product page for your model to find the user manual

  • If none of the above actions apply – contact your supplier directly if your machine is under warranty or leave your machine with a service centre if your machine is outside of the warranty period (link to service center)

Q: Fluctuating pressure/no pressure

  • Check that hoses and connections are airtight

  • If you use a aquastop connector try to use straight through connector instead

  • Valves dirty, worn out or stuck - contact your supplier directly if your machine is under warranty or leave your machine with a service centre if your machine is outside of the warranty period (link to service center)

  • Pump seals worn out and needs replacement - contact your supplier directly if your machine is under warranty or leave your machine with a service centre if your machine is outside of the warranty period (link to service center)

  • Air in inlet hose/pump - allow machine to run with open trigger until regular working pressure resumes

  • Inadequate supply of mainswater. Check that the water supply corresponds to specifications required and avoid using long, thin hoses (min. 1/2") - Please look at the product page for your model to find the user manual

  • Nozzle partially blocked. Clean the nozzle - Please look at the product page for your model to find the user manual

  • Water filter blocked. Clean the filter - Please look at the product page for your model to find the user manual

  • Hose kinked. Straighten out hose

  • Check water supply for any blockages in nozzles or connector

  • The water pressure is pulsing. Allow machine to run with open trigger until regular working pressure resumes. Check that the water supply corresponds to specifications required on model tag. Avoid using long, thin hoses (min. 1/2"). Straighten out hose. Clean the nozzle. Clean the filter.

  • If none of the above actions apply – contact your supplier directly if your machine is under warranty or leave your machine with a service centre if your machine is outside of the warranty period (link to service center)

Q: Water is leaking

  • Gun leak from hose connection. Check to see if green o-ring is missing and if so - If your machine is under warranty, please contact your supplier directly. If your machine is outside of the warranty period please contact a service center (link to service center list)

  • Lance leaking - If your machine is under warranty, please contact your supplier directly. If your machine is outside of the warranty period please contact a service center (link to service center list)

  • Hose split/leaking - If your machine is under warranty, please contact your supplier directly. If your machine is outside of the warranty period please contact a service center (link to service center list)

  • Gun leak from hose connection - If your machine is under warranty, please contact your supplier directly. If your machine is outside of the warranty period please contact a service center (link to service center list)

  • Gun leaks from body - If your machine is under warranty, please contact your supplier directly. If your machine is outside of the warranty period please contact a service center (link to service center list)

  • Purchased pressure washer leaking from the base - If your machine is under warranty, please contact your supplier directly. If your machine is outside of the warranty period please contact a service center (link to service center list)

  • Gun leaks from body - Check to see if the plastic is cracked due to frost of missuse if so and your machine is under warranty, please contact your supplier directly. If your machine is outside of the warranty period please contact a service center (link to service center list)

  • Water leaking out the trigger - If your machine is under warranty, please contact your supplier directly. If your machine is outside of the warranty period please contact a service center (link to service center list)

  • If none of the above actions apply – contact your supplier directly if your machine is under warranty or leave your machine with a service centre if your machine is outside of the warranty period (link to service center)

Q: Machine starts and stops by itself

  • The cord or plug may be damaged and need repaired. If your machine is under warranty, please contact your supplier directly. If your machine is outside of the warranty period please contact a service center (link to service center list)

  • If none of the above actions apply – contact your supplier directly if your machine is under warranty or leave your machine with a service centre if your machine is outside of the warranty period (link to service center)

Q: Machine starts, but no water comes out

  • Pump/hoses or accessory are frozen. Wait for it to thaw.

  • No water supply. Connect inlet to water

  • Water filter blocked. Clean the filter - Please look at the product page for your model to find the user manual

  • Nozzle blocked. Clean the nozzle -Please look at the product page for your model to find the user manual

  • If none of the above actions apply – contact your supplier directly if your machine is under warranty or leave your machine with a service centre if your machine is outside of the warranty period (link to service center)

Q: Inlet hose disconnects/blows off machine

  • The cord or plug may be damaged and need repaired. If your machine is under warranty, please contact your supplier directly. If your machine is outside of the warranty period please contact a service center (link to service center list)

  • Check that all hoses are unwound fully and a straight through connector is used

  • The inlet hose is too short. A minimum of 16ft of unwound inlet hose is recommended

  • If none of the above actions apply – contact your supplier directly if your machine is under warranty or leave your machine with a service centre if your machine is outside of the warranty period (link to service center)

Q: Where can I buy accessories/spare parts?

Link to dealerfinder

Q: Machine or part of my machine is damaged/part missing on delivery

  • Contact you dealer directly for help

Q: Machine faulty wihin 30 days of purchase

  • Contact you dealer directly for help

Q: Where can I take my pressure washer for a service?

Link to servicecenter

Q: How do I register for my warranty?

  • We do not require registration for warranty. If you do experience an issue please use this contact form (link to form) with a copy of your proof of purchase, a picture of your serial plate, and a description of the fault you are experiencing

Q: What accessories are compatible with my machine?

  • Please look at the product page for your model, then view compatible accessories available for your machine.

Q: How do I pair my Power Grip/In Hand Power Control handle & machine?

  • Please look at the product page for your model, you will find the operators manual within the 'Downloads' section.

Q: How do I use the foaming function on my pressure washer?

  • Please look at the product page for your model, you will find the operators manual within the 'Downloads' section.

Q: How do I use my machine?

  • Please look at the product page for your model, you will find the operators manual within the 'Downloads' section.

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