20 Most Recent Honda Maxus Pressure Washer MX5222 Questions & Answers

clean the pressure regulator valve in the pump

You gotta use a lowest pressure tip or sprayer setting to use this feature tho I never got my own working yet.

This is typically due to the unloader bypass valve not operating properly. You can remove and clean this valve or you may want to replace the valve with a new one.If you take the high pressure hose off of the pump and with the water turned on you can start the engine each time then you probably should replace the unloader bypass valve.Here is a link to the pump.http://www.allpartsinc.com/mmAllParts/Others/A14292-001.pdf

complete pull rope units are available for appx $23

I'ts a possibility that the engine has seized, remove the spark plug and look at it it will give you and indication if the engine is burned up.

oil capacity is 20 oz. 10w-30

Check to see if you have an obstruction in the hose or tip. If clear you have a problem with the unloader valve. This valve sometimes gets stuck and continually recirculates the water not allowing you to build pressure. Sometimes you can remove and clean. If cleaning doesn't work you will need to replace it. Let me know how you make out.

For normal use I would use straight thirty weight. For colder use I would change to 10W-30.Thank you. I hope this is what you needed.

Will it run if you pour a small amount of gas in the carb? If so, it's a fuel supply problem. Most likely a stuck closed float needle.

If you remove the tip, will it work? If so, unloader valve is sticking. Needs to be removed and lubed with lithium grease.

I have a G 2600 VH psi which isn't listed here, I have need to order a part that isn't listed, this part goes into the detergent tank that monitors the difference between types of nozzle is attached to hose, what is it call?

Sounds like you may have some calcium buildup in the hose, gun or unloader. Take the unloader (where the hoses hookup) apart and clean away the deposits. This should solve your problem.