Question about Whirlpool 24 in. GU1500XTLS Stainless Steel Built-in Dishwasher

2 Answers

Dirty Dishes After running the dish washer a layer of food is often times spread over the dishes. It appears as though the dishes went through the cleaning cycle and then were rinsed with dirty water? Thanks for the help

Posted by on

  • amberjason Sep 28, 2008

    I think so, thanks for the prompt response.

×

2 Answers

  • Level 3:

    An expert who has achieved level 3 by getting 1000 points

    Superstar:

    An expert that got 20 achievements.

    All-Star:

    An expert that got 10 achievements.

    MVP:

    An expert that got 5 achievements.

  • Master
  • 13,433 Answers

It cleans poorly If your dishwasher is cleaning poorly, check these:

Water-inlet valve
Internal filters
Drain valve
Spray arms
Water temperature
Detergent cup
Water-inlet valve Most cleaning problems are caused by the dishwasher not getting enough wash water, so the water-inlet valve is often to blame. This valve is usually at the bottom left or right of the dishwasher, behind the lower access panel. It's the device with the main water line from the house, a rubber tube to the dishwasher, and two wires attached to it.

When a water-inlet valve is defective, you may hear the sound that's usually referred to as "water hammer." If the water-inlet valve is defective, you need to completely replace it.

Dishwasher Water Inlet Valve Replacement

Be sure to read and understand any instructions that come with the new water inlet valve.

Tools required:

Adjustable wrench

Multi-Screwdriver

Pliers

Step 1. Disconnect the dishwasher from its power source.

Note: Dishwashers are usually wired directly to the home’s electrical system. To disconnect the power, switch off the circuit breaker or remove the fuse for the electrical circuit the dishwasher is attached to. Try to turn the unit on after disconnecting the power to be sure you were successful.

CAUTION: If you’re not sure you’ve shut off the power properly, DO NOT CONTINUE. Call a qualified appliance repair technician to complete the repair.

Step 2. Turn off the water supply to the dishwasher. This is usually underneath the kitchen sink or in the basement or crawlspace near the location of the dishwasher. Pliers may be helpful here.

Note: If there are no shut-off valves, you must shut the water off at the main water supply valve for your home.

Step 3. Remove the lower panel(s) of the dishwasher. These are usually held by 2 to 4 screws at the upper and lower corners of the panel(s).

The inlet valve is usually near the front of the dishwasher. Attached to the valve you’ll see: 2 or 4 wires, the water supply line from the house and the water feed line that goes to the dishwasher.

Step 4. Remove the household water supply line from the valve. The line is usually secured with a brass compression nut. The water supply line is usually copper or braided stainless steel.

CAUTION: Water supply line may be hot.

Step 5. Remove the fitting from the valve the water supply line was attached to. This fitting may be very difficult to remove. It may help to put the valve into a vice in order to remove the fitting. If you cannot remove it, replace it. The fitting is not an appliance part but a plumbing part that is available at most hardware stores.

Step 6. Remove the screws holding the valve to the dishwasher frame.

Step 7. Label the wires to the valve so you’ll be sure to reattach them correctly.

Step 8. Remove the wires from the valve.

Step 9. Remove the clamp on the black rubber water discharge tube and pull the tube off of the valve.

Step 10. Reinstall the old fitting (or a replacement fitting if necessary) onto the new valve the water supply line was attached to. Use Teflon tape or pipe joint compound as a thread sealant. Make this fitting tight to prevent leaks. Make sure that the fitting points in the same direction as the old one so that the water supply line will meet up with it properly.

Step 11. Install the new valve in the reverse order of the removal instructions.

Note: The water supply line is under high pressure. Be sure to tighten the fittings properly.

Step 12. Turn on the water to the machine, and check for and correct any leaks.

Step 13. Reinstall the access panel(s). Restore the power to the dishwasher and test.

Note: You may have to let the dishwasher run a few minutes before it reaches the next water fill cycle.

Internal filters Every dishwasher has some type of filter to keep large food particles and foreign objects away from the pump assembly:

  • Most modern dishwashers have self-cleaning filters that don't need any routine cleaning.

  • Some have filters in the bottom of the dishwasher that you need to periodically clean. You don't need any tools to remove the filter, and cleaning it is easy. Consult your owner's manual to determine which type you have and its maintenance requirements.

If your filter is clogged, it may be causing the cleaning problem.

Drain valve Some dishwashers have a valve (or gate) that should open only during draining. If debris lodges in the valve, it can't close properly, so water drains out during the wash cycle. Most dishwashers drain into the garbage disposer. If yours does that, listen for water flowing into the disposer during the wash cycle. If you can hear it then, the drain valve may be clogged.

Spray arms There's a spray arm at the bottom of your dishwasher--it may have a tall spray tube mounted to the center of it. There may also be a spray arm located directly beneath the upper rack of dishes and/or above the upper rack.

If debris is blocking the holes in the spray arms where the water comes out, it could cause cleaning problems. Regularly inspect each of the spray arms and clean out the holes as necessary.

Water temperature To get the best cleaning results, the water entering your dishwasher needs to be hot enough. Try running the hot water in your kitchen sink for about 30 seconds before starting the dishwasher, to pre-heat it. Also, if your dishwasher lets you select a higher wash or rinse temperature, try that to see if it helps.

To check the temperature of the hot water that comes from your kitchen faucet use a waterproof thermometer. If the water isn't 120 degrees Fahrenheit, your dishwasher may have trouble getting your dishes clean. You could increase the temperature of the hot water to the whole house--and therefore the dishwasher--by adjusting the hot water heater thermostat.

Warning! To lessen the risk of scalding, don't set the hot water heater temperature higher than 120 degrees Fahrenheit.

Detergent cup Dishwashers don't perform their best if detergent is introduced only at the beginning of a cycle, so add detergent to both parts of the cup.

If the detergent cup isn't opening, see the "The detergent cup doesn't open" section, below.

Posted on Sep 28, 2008

  • Level 3:

    An expert who has achieved level 3 by getting 1000 points

    All-Star:

    An expert that got 10 achievements.

    MVP:

    An expert that got 5 achievements.

    Genius:

    An expert who has answered 1,000 questions.

  • Master
  • 3,422 Answers

Hi,

If your dishwasher is cleaning poorly, check these:

Water-inlet valve
Internal filters
Drain valve
Spray arms
Water temperature
Detergent cup
Water-inlet valve Most cleaning problems are caused by the dishwasher not getting enough wash water, so the water-inlet valve is often to blame. This valve is usually at the bottom left or right of the dishwasher, behind the lower access panel. It's the device with the main water line from the house, a rubber tube to the dishwasher, and two wires attached to it.

When a water-inlet valve is defective, you may hear the sound that's usually referred to as "water hammer." If the water-inlet valve is defective, you need to completely replace it.

Dishwasher Water Inlet Valve Replacement

Be sure to read and understand any instructions that come with the new water inlet valve.

Tools required:

Adjustable wrench

Multi-Screwdriver

Pliers

Step 1. Disconnect the dishwasher from its power source.

Note: Dishwashers are usually wired directly to the home’s electrical system. To disconnect the power, switch off the circuit breaker or remove the fuse for the electrical circuit the dishwasher is attached to. Try to turn the unit on after disconnecting the power to be sure you were successful.

CAUTION: If you’re not sure you’ve shut off the power properly, DO NOT CONTINUE. Call a qualified appliance repair technician to complete the repair.

Step 2. Turn off the water supply to the dishwasher. This is usually underneath the kitchen sink or in the basement or crawlspace near the location of the dishwasher. Pliers may be helpful here.

Note: If there are no shut-off valves, you must shut the water off at the main water supply valve for your home.

Step 3. Remove the lower panel(s) of the dishwasher. These are usually held by 2 to 4 screws at the upper and lower corners of the panel(s).

The inlet valve is usually near the front of the dishwasher. Attached to the valve you’ll see: 2 or 4 wires, the water supply line from the house and the water feed line that goes to the dishwasher.

Step 4. Remove the household water supply line from the valve. The line is usually secured with a brass compression nut. The water supply line is usually copper or braided stainless steel.

CAUTION: Water supply line may be hot.

Step 5. Remove the fitting from the valve the water supply line was attached to. This fitting may be very difficult to remove. It may help to put the valve into a vice in order to remove the fitting. If you cannot remove it, replace it. The fitting is not an appliance part but a plumbing part that is available at most hardware stores.

Step 6. Remove the screws holding the valve to the dishwasher frame.

Step 7. Label the wires to the valve so you’ll be sure to reattach them correctly.

Step 8. Remove the wires from the valve.

Step 9. Remove the clamp on the black rubber water discharge tube and pull the tube off of the valve.

Step 10. Reinstall the old fitting (or a replacement fitting if necessary) onto the new valve the water supply line was attached to. Use Teflon tape or pipe joint compound as a thread sealant. Make this fitting tight to prevent leaks. Make sure that the fitting points in the same direction as the old one so that the water supply line will meet up with it properly.

Step 11. Install the new valve in the reverse order of the removal instructions.

Note: The water supply line is under high pressure. Be sure to tighten the fittings properly.

Step 12. Turn on the water to the machine, and check for and correct any leaks.

Step 13. Reinstall the access panel(s). Restore the power to the dishwasher and test.

Note: You may have to let the dishwasher run a few minutes before it reaches the next water fill cycle.

Internal filters Every dishwasher has some type of filter to keep large food particles and foreign objects away from the pump assembly:

  • Most modern dishwashers have self-cleaning filters that don't need any routine cleaning.


  • Some have filters in the bottom of the dishwasher that you need to periodically clean. You don't need any tools to remove the filter, and cleaning it is easy. Consult your owner's manual to determine which type you have and its maintenance requirements.


If your filter is clogged, it may be causing the cleaning problem.

Drain valve Some dishwashers have a valve (or gate) that should open only during draining. If debris lodges in the valve, it can't close properly, so water drains out during the wash cycle. Most dishwashers drain into the garbage disposer. If yours does that, listen for water flowing into the disposer during the wash cycle. If you can hear it then, the drain valve may be clogged.

Spray arms There's a spray arm at the bottom of your dishwasher--it may have a tall spray tube mounted to the center of it. There may also be a spray arm located directly beneath the upper rack of dishes and/or above the upper rack.

If debris is blocking the holes in the spray arms where the water comes out, it could cause cleaning problems. Regularly inspect each of the spray arms and clean out the holes as necessary.

Water temperature To get the best cleaning results, the water entering your dishwasher needs to be hot enough. Try running the hot water in your kitchen sink for about 30 seconds before starting the dishwasher, to pre-heat it. Also, if your dishwasher lets you select a higher wash or rinse temperature, try that to see if it helps.

To check the temperature of the hot water that comes from your kitchen faucet use a waterproof thermometer. If the water isn't 120 degrees Fahrenheit, your dishwasher may have trouble getting your dishes clean. You could increase the temperature of the hot water to the whole house--and therefore the dishwasher--by adjusting the hot water heater thermostat.

Warning! To lessen the risk of scalding, don't set the hot water heater temperature higher than 120 degrees Fahrenheit.

Detergent cup Dishwashers don't perform their best if detergent is introduced only at the beginning of a cycle, so add detergent to both parts of the cup.

If the detergent cup isn't opening, see the "The detergent cup doesn't open" section, below.

Posted on Sep 28, 2008

Add Your Answer

Uploading: 0%

my-video-file.mp4

Complete. Click "Add" to insert your video. Add

×

Loading...
Loading...

Related Questions:

1 Answer

My LG LDF6920St has not been cleaning very well recently and there was an odor and grease left in the bottom after a wash. I pulled it out and found the Float Assembly pretty clogged and dirty, which I...


1 Scrape and rinse dishes before putting them in your appliance. Small food particles, grease, sauces and bones clog up the system, keeping the dishwasher from properly rinsing your dishes. You don't need to prewash the dishes but be sure to rinse off any solids.
2 Use a toothbrush to clean around the dishwasher door.
Clean around the seal and hinges of the dishwasher. This area often is forgotten and holds a good deal of bacteria and food splash. A tooth- or bottlebrush is the best way to get into the crevices.
3 Clean chunks of food out of the screen and drain at the bottom of your dishwasher, recommended The Family Handyman. If the drain is plugged, the dirty water can't be washed away and ends up back on your dishes. Nut, bean and seafood shells, bits of plastic and small dishes can lodge against the drain, keeping it from doing its job.
4 Unclog the holes in the sprayer arms. If the holes are blocked by food or soap, water cannot freely spray inside the dishwasher to thoroughly clean the dishes. Leftover food on the dishes can make the dishwasher smell.
5 Keep space around your dishes. Overloading a dishwasher keeps it from running efficiently, allowing gunk to build up around the drain and the spray arms.
6 Run your dishwasher as hot as possible to break down food and grease. The recommended temperature is 120 F.
7 Run the dishwasher with vinegar added to neutralize odor. Empty the dishwasher, place a dishwasher-safe cup filled with white vinegar on the top rack, and run a cycle at the hottest setting. If you prefer, use unsweetened lemonade powder or baking soda in place of vinegar.

Jun 21, 2011 | LG LDF6920ST Stainless Steel 24 in....

1 Answer

The dishes just don't get clean. I know this isn't much to go on, but that's it.


Is the water hot? (make sure hot water is available to the machine at the start of the cycle by running the sink faucet until it is hot) Are you using the internal heater? (check the control panel for this feature) Are you using the entire cycle? (time) We are not talking about baked on food here are we? Dirty dishes that have dried?

Dishwashers cant remove baked on food no matter what the advertisement said. If the food is dried on, there is a better chance but ... dishwashers work best with freshly dirty dishes. If the food is dried, at least let them soak in the dishpan for a few minutes before you put them in.

How are you arranging the dishes, can the water reach all surfaces? (Think tempest in a teapot).

Have you tried other detergents? My preference is liquid though others may prefer granulated or tablet. I also like to use a product called Rinse-Aid.

If you have considered all these ideas and the dishes are still dirty ... there may be a mechanical fault with the machine. Is it making the proper noises?, Filling and emptying properly? (listen to it)

I hope you find these suggestions helpful ... Thanks for your visit today.

Jan 27, 2011 | Amana 24 in. ADB2500AW Built-in Dishwasher

1 Answer

Food particles remain in the dishwasher and on dishes


Hello, if someone is putting dishes in the washer and obstructing the spray ams that would cause food to stay on dishes. After loading dishwasher and pushing in baskets make sure the spray arm doesnt hit any of the dishes causing them to not clean properly. If that doesnt work or is definately not your problem try removing the spray arm and seeing if it has food inside of it. Some times they get food build up in them and need to be flushed out.
If you recently installed a garbage disposal there is a knock out that many people forget to do on the disposal that, if you don't knock out will cause some of the risidual food from the disposal to seep back into the dishwasher...thereby causing particals of food to remain on dishes.
Thanks

Jun 17, 2010 | Dishwashers

2 Answers

Dirty dishes coming out of dishwasher dirty


check your drain line it should go up from bottom of d/w and then go down to drain that is so water from sink wont back up into d/w

Oct 27, 2009 | Dishwashers

1 Answer

Leaves alot of tiny specs of food on the dishes, especially on the top tray. is there a filter i need to change?


could check and see if the sprayers are plugged.or maybe try using only a few really dirty items and spreading them out, if they come clean, you might be overloading the washer,,good luck

Jul 29, 2009 | GE Nautilus 24" Built-in Dishwasher

2 Answers

Maytag Quiet Series 100, Model # MDB5600AWS, built in dishwasher. Does not get the dishes clean, dishes stay dirty after multiple cycles of washing. Please help!


We also have a Quiet series 100 and had the same problem, the dishes always came out dingy or with food all over them. My washer is about 5 years old and worked well for about 4 of them but the last year has been doing a poorer and poorer job washing the dishes. I finally broke down and removed the racks and all of the plastic parts from the inside of the washer. Doing this revealed that the groves in the under side of most of the plastic parts was clogged with food and debris. After a good scrubbing with water and a brush then reassembly it worked like a new washer again, cleaning the dishes very well and the best part is it saved us about $700.00 for another washer.

Jun 20, 2009 | Whirlpool GU2400XTP Built-in Dishwasher

1 Answer

Kenmore elite dishwasher leaves food particles on dishes


If someone is putting dishes in the washer and obstructing the spray ams that would cause food to stay on dishes. After loading dishwasher and pushing in baskets make sure the spray arm doesnt hit any of the dishes causing them to not clean properly. If that doesnt work or is definately not your problem try removing the spray arm and seeing if it has food inside of it. Some times they get food build up in them and need to be flushed out.

May 12, 2009 | Kenmore 24 in. 17482 / 17484 / 17489...

2 Answers

Food Deposits left on dishes


I had an old machine with a similiar problem & I found that food had somehow entered into the arm that spins & sprays out water. The food blocked somewhat the holes which of course means less cleaning.

Mar 05, 2008 | Maytag 24 in. MDB5601AWS Stainless Steel...

3 Answers

Dishwasher not cleaning dishes. Casade cleaner not disolved.???


Run the unit with no soap, after about 5 min. of run time open door and check to see if water is clear or soapy,If soapy then you are having an oversudsng issue.When your washer gets to rinse cycle, your unit (if oversuding),will be rinsing with soapy water and the the drying cycle bakes the soap on dishes.You might be having a white film on your clear glasses.Cut down on soap especially if you have soft water.powder soap is best.Your dishwasher will fill , wash , the drain.Its what you put into it that will cause dishes not become clean.

Dec 01, 2007 | KitchenAid 24 in. KUDI02IRBS Stainless...

Not finding what you are looking for?
Whirlpool 24 in. GU1500XTLS Stainless Steel Built-in Dishwasher Logo

195 people viewed this question

Ask a Question

Usually answered in minutes!

Top Whirlpool Dishwashers Experts

Donald DCruz
Donald DCruz

Level 3 Expert

17129 Answers

Mike Cairns
Mike Cairns

Level 3 Expert

3053 Answers

Michael Thomas
Michael Thomas

Level 3 Expert

3051 Answers

Are you a Whirlpool Dishwasher Expert? Answer questions, earn points and help others

Answer questions

Manuals & User Guides

Loading...