fishtech

Hi, I just replaced the hard drive on this 21.5" mid-2010 1Mac. All went smoothly, except... the screen now stays black at...

Many dishwasher installation instructions state the drain hose should be looped up higher than the pump to prevent backflow. Many installers ignore this. The high loop is easy to install and test. Here is some info from http://www.structuretech1.com/2010/07/di...-drain/ Kenmore: “The high loop or air gap must be used to prevent potential backflow contamination of the dishwasher. Local plumbing codes generally dictate the requirements in your area. Section 807.4 of the Uniform Plumbing Code states: “No domestic dishwashing machine shall be directly connected to a drainage system or food waste disposer without the use of an approved dishwasher airgap fitting on the discharge side of the dishwashing machine. Listed airgaps shall be installed with the flood level (FL) marking at or above the flood level of the sink or drainboard, whichever is higher, or separately trapped with the airbreak located on the stand pipe.” GE: “If an air gap is not required, the drain hose must have the high loop from the floor to...