A clogged carburetor is most commonly caused by leaving fuel in the pressure washer for a long period of time. Over time, some of the ingredients in the fuel may evaporate, leaving behind a thicker, stickier substance. This sticky fuel can clog up the carburetor and cause the engine to run stall.
Why is my pressure washer shutting off?
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. According to this Repair Clinic, when you leave fuel inside the tank of your pressure washer, some parts of it evaporate (source).
Why won’t my power washer keep running?
If the pressure washer has been sitting for a long time, for example, the fuel could have broken down and clogged the carburetor. If it won’t fire, it could be the spark plug or ignition coil. If it starts up fine but won’t stay running, it could not be getting the proper ratio of gas and air due to clogged filters.
Why is my pressure washer pulsing?
Why is my pressure washer surging? Water flow may be restricted to the pressure washer. Check that all hoses are free of kinks, leaks, or blockage. If the nozzle has even a little bit of dirt in the tip, it may cause enough obstruction for the pressure washer to pulsate.
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 stop my pressure washer from pulsating?
Simply turn off your pressure washer and disconnect the hose. Keep your garden hose attached and allow water to run through it for 20-30 seconds. Turn off your garden hose and reassemble. Try using your pressure washer as normal and see if that fixes the pulsing.
What is the most common problem with pressure washers?
Many pressure problems begin and end at the unloader. A cracked o-ring, dirt caught in the spring or a stuck shaft are the most common issues solved by simply removing the unloader and cleaning/looking for issues.
How do I fix my pressure washer surging?
How to Troubleshoot a Surging Pressure Washer
- Remove the nozzle and clean it with a nozzle cleaning kit. You may have a partially plugged spray nozzle.
- Check the unloader and repair or replace it.
- Check the inlet hose and filter.
- Secure an adequate water supply.
- Inspect valves and clean or replace them as needed.
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. Clean the nozzle.
How long can you continuously run a pressure washer?
You should not run a pressure washer (except professional equipment) for more than five minutes. While the duration may vary from model to model, it should be between 3 and 5 minutes. Leaving your pressure washer running for more than five minutes can result in overheating.
Why does my Ryobi pressure washer keeps shutting off?
The vent holes can become clogged, limiting the airflow into the fuel tank. The vacuum that is created by the lack of air into the fuel tank causes the engine to stall. Replacing the fuel cap is the only way to fix this problem. A dirty air filter can also cause the engine to stall on a pressure washer.