If the air gap becomes clogged water may have nowhere.
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As you wash your dishes small food debris released in the drain will stick in the pipe and accumulate to form more massive clogs.
If you require an air gap step 1.
Installed on top near the faucet this slotted cylinder is usually made of stainless steel and is connected to the dishwasher s drain hose.
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Consequently these clogs will obstruct the pipe system.
The air gap of your kitchen sink helps prevent air vacuums that can cause drain water to back up into the dishwasher.
Air gap to drain after mounting the air gap device to the sink or countertop you ll attach the dishwasher drain hose to the small side of air gap.
What causes gurgling in the kitchen sink.
The air gap allows air into the dishwasher drain hose which empties into either the garbage disposal or a tee fitting installed on the drain tailpiece.
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Clean the sink s air gap.
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Then cut the required hole in your countertop or sink basin.
You connect the dishwasher drain hose to the inlet port of the air gap and then you add a short drain hose to the outlet port of the air gap and connect the other end to the sink drain.
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You may need to trim the hose and be sure to use a hose clamp.
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In states where the air gap isn t required the drain hose must form a loop with the top of its curve being above the flood level of the sink which ensures that water can never flow back to the dishwasher.
The air gap includes an air vent that equalizes pressure in the drain line to prevent backflow.
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First turn off the water supply completely.
Now run your dishwashers.
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If you have a double sink you may have to buy an additional tailpiece for one sink.
As you pour the water in the sink the obstruction will trap the air around it to cause the bubbling sound.