Solution. By Lance Winslow | Submitted On February 08, 2012 Okay so, let's say that you have a pressure washer in the garage, and you decide you'd like to start a small auto detailing or mobile car wash business. I have a Troy Built Pressure washer with a Briggs and Stratton 675 series motor on it. Unable to get high pressure out when wand handle is pressed. ** If unable to find, use 30W non detergent. Other issues could cause oil leaks, such as cross-threading the plug or not applying enough torque to create a tight seal. Pump drive-ends are equipped with either a drain cap or a drain plug. My Pressure Washer Is Leaking One of the most common issues in pressure washer repair is a worn out seal. The pump is what moves the water through the washer. *** This pump requires no oil, it is an oil free pump. The pump has pistons inside of it that create pressure to pull the water from the intake and force it out of the nozzle. Cat Pumps Premium Grade High Pressure Pump Oil uses a custom blend to keep your pump running like new for years to come. **** If unable to find, use 15W50 synthetic. The pump has pistons inside of it that create pressure to pull the water from the intake and force it out of the nozzle. Pressure washer water pumps need relatively low oil recommended by the manufacturer, as specified in the owner's manual. Other issues could cause oil leaks, such as cross-threading the plug or not applying enough torque to create a tight seal. I bet it’s just running down from the vent. 5. You should always check the pump and engine oil level before using the machine. The pump on your pressure washer is one of the most important parts of the unit. If there’s oil leaking around the pump and running down the hose clean all of the oil off, run it, and keep an on where it’s leaking from. When the pump is not working properly, read on for pressure washer pump repair tips. If water was mixing with oil the oil level would look and be full. Inspect drain plug for damage. Leaking from between brass head on back of pump. The leaking is caused by water leaking from the adapter attached to the water inlet because the clear adapter is not seated properly. Wanting to know if it is just a gasket issue that requires replacement or is the whole pump shot. I am trying to figure out which seal kit(s) would be best to fix the leak. So I looked on the pressure washer and where it’s leaking is a plastic oil plug on the top of the pump? Both the pump and engine oil need to be changed on a pressure washer (unless you have an axial pump; axial pumps do not need to have the oil level checked since the pump is sealed). 4 pm last Saturday I’m in the shed changing pressure washer water pump oil, and over the fence my neighbour says: “Hey, James, come fix my pressure washer and I’ll give you a beer.” 5 minutes later (beer in hand) he tells me he bought a used pressure washer with water pressure problems… There are numerous seals that are distributed throughout the design of the pressure washer and any one of them may fail spontaneously to create a leak. Hello Everyone, I have a Dewalt 4200 PSI pressure washer it has been leaking more and more oil from the pumping unit. **** If unable to find, use 15W50 synthetic. My pressure washer pump is leaking water. If you are having problems with your pressure washer's pump, there are a couple of things you should check before you take the pressure washer … In the unlikely event of an oil leak, remove all oil and add the correct amount. If there’s oil leaking around the pump and running down the hose clean all of the oil off, run it, and keep an on where it’s leaking from. Oil Leaks. Pressure Washer Do’s and Don’ts – Proper Care of Your Machine for Long Lasting Service . Pressure Washer Leaking Oil From Pump Housing - Which seal kit shoudl I buy? Pump drive-ends are equipped with either a drain cap or a drain plug. To change your oil, you should run your pressure washer for a few minutes to warm the oil inside. It isn’t just water that can leak either. Pressure washer pump repair does not need the help of a professional unless dealing with serious damage. Get shopping advice from experts, friends and the community! It has been leaking oil for a while now. It doesn't leak a lot at all, but enough to get a few drips on the driveway each time I use it. Tighten or replace as indicated. Usually, the cause of the failure is improper operation or installation. Pressure Washer Pump Is Leaking Oil - Why? If there’s oil leaking around the pump and running down the hose clean all of the oil off, run it, and keep an on where it’s leaking from. Excessive oil leaking or spraying from pump – water is pressurizing pump due to worn seals and or cracked pistons – service immediately;