Some are so powerful that it cannot be used on cars as the pressure along will be so powerful that it can damage the car s paint job, while some are designed to efficiently clean hard-to-remove stains on surfaces such as grease and grime. First of all, you may want to find out if you need a mobile pressure washer or a stationary one. How to Keep Your Pressure Washer in Good Working Condition All types of machineries are bound to fail because of wear and tear. And, if you have a pressure washer, you might want to know how to maintain it because this is also a machine subjected to wear and tear. Ill-maintained pressure washers will tend to reduce its effectiveness over time and it will also compromise safety of the user as well as the people around it. Pressure Washer: The Effective Way to Clean Your Greasy Garage Concrete Floor We all know for a fact that oil from our cars can leak. And, we also make a mess whenever we change the oil to maintain our cars. This can really leave a mess in our garage, especially on the concrete floor. This can be true for most people especially people who loves to work on cars. You may get tempted to wear your shorts and a pair of flip flops or your bathing suit when operating this machine but this is one of the things that you should never do when operating pressure washers. Wear goggles, ear plugs, boots, jeans, and raincoat. This will protect you from minute objects that may be propelled by the intense pressure. When using a pressure washer to wash a house, you have to start at the foundation and work your way up to the gutters. You should use a cleaning solution when washing the exterior of your house. To eliminate streaking, you should use a soapy attachment with the pressure washer. Then, you can spray the cleaning solution on your house. This means that the water temperature will be heated up to 330 degrees Fahrenheit. This increases the speed and efficiency of the entire cleaning process. For the flow rate, choose a pressure washer that offers 2 gallons per minute or less. This is perfect for cleaning automobiles. You really don t need a high flow rate to get the job done and you want to be efficient as well.