When there is a clog in the line water pressure in the pipes can increase and force sink water up into the dishwasher drain line.
Sink drain pipe with dishwasher connection.
Keeney s branch tailpiece is used under the kitchen sink when hooking up drains to a dishwasher.
A high loop means that the dishwasher drain hose is installed so that there s a u shaped bend above the point where the hose is connected to the drainage system.
Check the connection on your dishwasher to the drain pipe to ensure it s well fastened.
Slide the drain line over the small pipe that protrudes from the dishwasher wye tailpiece you installed in the double sink.
Securely connect your dishwasher to a drainage system with the everbilt plastic dishwasher wye tailpiece.
Connecting a dishwasher using a high loop.
First connect the dishwasher drain hose onto the small side of the air gap mounted on the countertop or sink deck.
The dishwasher drain hose behind the wall the 1 2 inch water supply pipes branch off from the main 3 4 inch hot and cold lines that run throughout your house and the waste pipe connects to a drain line that empties into the sewer system.
One way to relieve the pressure is to disconnect the sink trap p trap underneath the sink and remove the blockage or if it is not clogged there run a snake into the waste pipe leading into the wall behind the sink.
Sink drain connections consist of large ring nuts that tighten against nylon washers and provide a seal.
The durable white polypropylene construction allows for long term use.
Now run the pipe up and loop it around.
You want to have this loop as high as possible and attach it to the underside of the countertop underneath your kitchen sink.
Use a clamp or bracket to fasten the loops top end to the underneath of your counter or against the back wall in the corner between wall and counter.
You may need to use some force to slide the hose onto the air gap fitting.
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Snappytrap snappy trap universal drain kit for bathroom sinks.
Connect hose to drain pipe.
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It is 8 in long with a 1 1 2 in inlet and 5 8 in od branch that connects easily to a dishwasher discharge hose via direct connect.
Kit includes a slip joint washer for easy installation.
Keeney 1 1 2 in plastic direct connect center outlet continuous.
Thread a drain hose clamp onto the dishwasher drain line.
Made of durable polypropylene material it is compatible with soft plastic pipe.