I ve removed the entire drawer tray and cleaned it out.
Lg washer detergent dispenser fills with water.
Press down on the depressed tab between the softener and bleach inserts.
Pull the dispenser drawer towards you until it stops.
If one opens the dispenser in the middle of a cycle then yes you will find water like that in the cup.
I am experiencing the same problem.
Replacing the water inlet valve fixed my problem.
The bleach dispenser fills with water but then gets sucked back out.
I just replaced it right now and watched the cycle for a few minutes.
With the drawer removed remove each component piece gently.
Pull the dispenser drawer towards you until it stops.
Not residual water as in normal but water up to the max line in later loads water remained in the softener dispenser but not in the soap tray as in the first time.
In this video i m showing y.
I have an lg washer the 3570 and i do get water in the detergent dispenser cup but nothing like that.
With the drawer removed each compartment piece can be removed.
Hold the dispenser level and note how much water is left when the siphon is lost.
The liquid soap dispenser drawer tray is filled with water after wash cycle is done.
The washer runs water into that part and the prewash part of the dispenser all the time at least mine does.
Valve assembly should fix this.
The detergent tray will completely remove from the front of the washer.
You can prove this at the sink.
Add water till it starts to drain.
Clean each component with warm water and a soft bristled brush.
It will still leave some residual.
I had this issue of water soap overflowing and leaking out of the dispenser.
Well it could be just splashing in there from the rinse water or the valve could be cracking open when the rinse water is being released causing it to fill a bit.
I bought the washer 3700hva on jan 29th and there was water in the liquid soap dispenser after the first load.
While pressing down on the tab mentioned above pull the drawer toward you.
The spray may cause enough water to fill the dispenser tray but not enough to start the siphon.
If it does this then the problem might be a spray from the dispenser in following loads.
The bleach is separate on my washer from the detergent and fabric softener.
With drawer pulled out after initial fill and wash water enters back of dispenser in a trickle for rinsing never flowing through top right roof section of cavity through holes to drop into fabric softener well.
Soap dispenser is filled with water after each cycle.
Press down hard on the disengage button and pull out the detergent dispenser drawer.
Either way if the unit is filling there is either nothing you can do about it or you need to replace the electronic valve because it s causing water to leak into the dispenser.
There are no visible clogs or blockages.