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Water not getting hot - Dishwashers

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  • andbrighton Nov 14, 2008

    washer does not now heat the water. The machine still works on every other function (ie the electricity has not fused)

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Hi,
I had the same problem and had it resolved by replacing the heater unit. I found out the heater was open (burned or deffective). I ordered the part (found in eBay) and replaced it by myself. I am not a technician or expert, I downloaded the service manual and tested the heater terminals while on test mode and discovered it was receiving voltage, but its circuit was open. I recommend you do this step before buying any parts, since I read in the forums that another possible failure is the PCB (main board), and in this case voltage is not sent to the heater. I hope it helps, good luck !

Posted on Mar 17, 2009

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1 Answer

Wash water does not get hot


That doesn't sound right, because it should be hooked up to the hot water to begin with, the heating element in the dishwasher just boosts the temp for sterilizing.

When you have a dishwasher you usually increase the temp of the hot water tank, it's usually in the manual.

If you have small children then it's better not to make it very hot.

As to why the dishwasher isn't getting real hot, the heating element is probably bad and needs replacing.

Also setting can be low or off, but water should be hot even if they are low at least what temp your hot water tank is set at.

Apr 11, 2013 | LG Dishwashers

1 Answer

Hot water does not work. Repairman said we have to run hot water in sink to get water hot in dishwasher. Is this correct?


yes espically if your hot water heater is on the opposite of the house. When turning on hot water only to the sink how long does it take for hot water to come?

Aug 11, 2011 | Whirlpool Dishwashers

1 Answer

Do you connect to cold water or hot


Hi,
You need to hook that to the hot water line...often the dishwasher will work better if you even run water to the sink and get the water hot before starting the dishwasher....they will keep the water hot but do not have a strong enough element to heat cold water hot enough to do a good job for you...

heatman101

Feb 02, 2011 | Dishwashers

1 Answer

Wont dry anymore the water is not even hot. water


make sure it is connected to the hot water line, run the hot water in the sink and after hot turn on d/w and make sure it also gets hot. there should be a water line connection from the hot water line normally under the sink and lead to the d/w. should be around 140 degrees

Mar 10, 2010 | Bosch Dishwashers

2 Answers

Asko dishwasher d3530. The water in the dishwasher is not hot.


Generally speaking, dishwashers don't heat cold water on their own. Be sure the dishwasher is connected to a hot water supply and that hot water is available to the dishwasher at the START of the cycle.

Often it takes hot water several seconds for house plumbing to deliver hot water to an outlet. If the dishwasher is connected to the kitchen hot water supply, run the water in the sink until the water runs hot before you start the dishwasher.

Dishwashers often have heaters to heat the water even hotter than most home water heaters, but they are not intended to heat cool or cold water. You MUST furnish hot water to the dishwasher from the time the cycle is started.

I've seen houses that take so long for hot water to reach a faucet, the dishwasher is already full (of cold water) before the first drop of hot water reaches it.

Good luck. Hope this helps.

Sep 11, 2009 | Asko 24 in. D3530FI Built-in Dishwasher

2 Answers

AEH Favorit 50730 dishwasher seems to work fine other than the water never gets hot. Is it easy to replace the heating element or whatever that could be faulty?


If this dishwasher is a residential dishwasher the water that is supplied to the unit is from the hot water side of the sink supply. The dishwasher does not heat the water it uses water from the water heater that is connected to the house. It sounds as if the dishwasher is hooked up to the cold water supply instead of the hot water supply. The heating element you see in the dishwasher is for drying purposes and not for heating water. I would check the hot water supply for your dishwasher to see if that could be the problem. Also remember unless you have a recirculating pump on the hot water there will be an amount of water in the pipe from the water heater and the dishwasher that has sat and cooled down over a period of time therefore when you turn on the dishwasher you will not get hot water immediately due to the distance the dishwasher is from the water heater. You will notice when you turn on the hot water to thew sink you do not get hot water right away you let it run for a minute before it gets hot since the dishwasher is connected to the same valve as your hot water to the sink it acts the same way.
Good luck on your repairs hope this helped.

Dave

Sep 02, 2009 | AEG 24 in. Favorit 50730W Free-standing...

1 Answer

My dishwasher is filling up with water but the water want get hot


The water needs to be hot before it goes into the dishwasher. Just before you start the machine, run the hot water faucet until the water gets hot.

Some dishwashers have a heat boost feature to sanitize the dishes, but it's not intended to take cold input water and make it hot.

Nov 12, 2008 | Dishwashers

2 Answers

Washing tablet not desolving, dishes still dirty, have opened machine when been on 5 ninutes and only cold water pouring in, what is the problem please?


test your hot water over your sink and see how long it takes to get hot. if it takes 30 to 40 seconds just run your hot water until it gets hot then run dishwasher. or if water not hot enough yo can turn up your water heater temp. also check your heat element

Feb 03, 2007 | Indesit 24 in. IDL700 Built-In Dishwasher

2 Answers

Whirlpool Dishwasher Problem


the dishwasher will probably heat the water the rest of the way for you. depending on the specs and features.
hot water is not likely an issue with the dishwasher itself.
you could have cold water plumbed to the unit by mistake.
also, it could be that it is not fully pumping out, and the water going in is mixing with water in the sump.
try running it for few minutes and then pump it out. start a new cycle and see if you are getting hot water. if not, then at try to confirm that the unit is heating the water on its own. run it for about half a cycle and check the water temp again.
you do need hot water to clean in most units.
for certain this is a plumbing problem that is delivering cold water. and if its not heating, make sure that it should be per manufacturers specs, and call for repairs if its not heating the water.
good luck
mark

Dec 20, 2006 | Whirlpool GU2400XTP Built-in Dishwasher

2 Answers

Dishwasher


Wash water isn't hot even after we run hot water in sink before turning on dish water. However rinse water is hot. It appears the heating element is not working on wash but is on rinse?

Dec 19, 2006 | Whirlpool GU2400XTP Built-in Dishwasher

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