The mobile sewer cleaning machine is mainly used to get rid of the clog and filth in the pipe. The machine is equipped with high pressure pump powered by diesel to clean the pipe depending on a thrust force on the nozzle from high pressure water jetting. The high pressure hose will be forced to move back due to a pulling force from the roller when the nozzle reaches the pipe end and meanwhile, the high pressure water blast also clean the pipe walls when carrying the filth outside.