You will see two lines.
Garbage disposal leaks when dishwasher drains.
Turn on the water and garbage disposal and allow them to run while looking for leaks.
If the top of the garbage disposal is leaking re seal and tighten the flange.
Remove stopper s and let sink drain.
Get down and inspect the location where your drain lines attach to your garbage disposal.
When a dishwasher is installed its drainage hose is connected to either a garbage disposal or directly to the sink drain by way of a dishwasher branch tailpiece wye.
To fix a garbage disposal leaking when the dishwasher is on the first step is to find where the water is coming from.
If you do see any leaks circle the area with a permanent marker.
If it s coming from the top the pipes may be clogged.
With the dishwasher on place the free end of the hose in the sink.
Also if you have a dishwasher you will have to remove the dishwasher drain hose from the garbage disposal.
The small line is the dishwasher disposal line and the thicker line is the sewer disposal line discharge tube.
A commonplace for garbage disposal leaks to occur is at the connections of drain lines.
There are two main drain lines that could cause the side of the garbage disposal to leak.
Since garbage disposal units can leak from the drain lines check the spot at which the appliance meets the lines.
The metal sink flange that sits directly inside the sink drain is typically sealed around the top with plumber s.
If your garbage disposal is leaking from the side the problem is typically either the dishwasher drain or the main drain line.
If the disposal is leaking from the bottom replace it.
The drain lines are a common place for your garbage disposal to leak from.
These two drains include the dishwasher drain and the main line drain.
Leave sinks full for a while.
When the dishwasher has partially filled with water fast forward to the drain portion of the dishwasher cycle and watch the hose for any leaks as the dishwasher drains.
A dishwasher drain and a main drain line.
With the drains and cord removed you can now take hold of the sides of the mounting nut and twist it counterclockwise to unlock the garbage disposal.
The disposal should drop straight down.
Place stoppers in sink s and fill with water.
If it s coming from a pipe connection tighten the connection.
In most cases this is a relatively easy repair that you can do yourself without calling a plumbing professional.
There are two drain lines that connect to the garbage disposal.
Here you will notice two lines.
The path to the drain must be set up in such a way as to prevent drain water or sewage backup from flowing back into the dishwasher and getting all over what you thought were.