If you're cleaning engines, automotive parts, or anything with oil or grease, you'll need hot water. ... Combined with detergent, a cold water pressure washer can be very effective in many applications. The rule of thumb is simple: whatever cold water cleans, hot water will clean better and faster.
Can all pressure washers use hot water?
No. Hot water pressure washers are specifically designed for hot water use. If you have a cold water machine, running water through the machine at a greater temperature than 140 can damage the pump, and cause serious defects to the washer.
Can you hook up hot water to a pressure washer?
Can you run hot water through a pressure washer? Yes, so long as you're using a hot water pressure washer. These have been specifically designed to work with hot water and are going to be able to do the job right.Jul 5, 2019