A clogged carburetor is most often the culprit if your pressure washer shuts off after a few minutes (source). As such, checking the carburetor should be the first thing you do.
Why does my pressure washer keep starting and stopping?
Water leaking from a loose connection can cause the unit to cycle on and off. Verify if the pressure hose has an O-ring at the connection. If missing, this will also cause the unit to cycle on and off. While the unit is running look for any water leaks that may cause the unit to turn back on.
Why does my greenworks pressure washer keeps shutting off?
Why Does My Greenworks Pressure Washer Keep Shutting Off? A Greenworks pressure washer keeps shutting off due to a problem with the unloader valve. A faulty unloader valve doesn’t divert the water to the inlet, which increases pressure inside the pump, and the washer shuts off.
How do I reset my pressure washer?
Each time the power cord is plugged in to an outlet, the Reset button on the GFCI module must be pressed down to connect to electricity. Check to see if the Reset button has been pressed. Next, confirm the small plastic window below the Reset button shows RED in the window.
Why does my Nilfisk pressure washer keep cutting out?
Pump sucking Valves dirty, worn out or stuck Pump seals worn out Check that hoses and connections are airtight. Clean and replace or refer to local Nilfisk distributor. Machine stops Fuse has blown Incorrect mains voltage Thermal sensor activated Nozzle partially blocked Replace fuse. Switch off other machines.
Can you clean a carburetor without taking it apart?
To clean a carburetor without disassembling it, we can simply use a compressed air gun which is sometimes enough if the clogging is not severe. With the help of compressed air and fuel, most of the grease and fuel residues can be removed from the jets. Once done, carefully clean the upper tray and the float as well.
Can you start a power washer without water?
Although you can start a pressure washer without water, it is not advisable to do it. When you start a pressure washer without water hooked to it, you are taking a huge risk. The damage will be immediate and devastating to the pressure washer’s inner workings.
Can you spray carb cleaner into air intake?
By spraying carb cleaner into the air intake, the internal fuel passageways are bypassed. It is more effective to spray carb cleaner into the carb bowl vent (to atmosphere).