How to replace the drain pump in the washing machine with your own hands

If your washing machine is having trouble draining water, the drain pump may be faulty. It could become clogged – then it would not be difficult to fix it yourself, but it could break – then a pump replacement would be required.

Following our recommendations, you will find out the cause of the problem, diagnose the breakdown, and learn how to change the pump in the washing machine yourself.

The main causes and symptoms of malfunction

Before we start repairing, let’s find out how a pump works and why it can fail.

After washing, before rinsing, the machine must drain the waste water. The control module sends a signal to the pump, which starts and pumps water into the drain pipe. From there, the water enters the sewer.

How to understand that the pump is faulty

If your SMA has a self-diagnostic system, it will show an error code on the display.

Для разных марок ошибки могут отличаться:

• Samsung (Samsung) is the code E2 and E3. They mean problems with draining water, as well as an increased level of water in the tank. The values ​​indicate the pump to be tested.
• LG machines show the same error as OE.
• Washers Indesit (Indesit) and Ariston (Ariston) will highlight codes F05 for drain problems and F11 for pump problems.
• CM brands Electrolux and Zanussi give the code E21 on the scoreboard, which means: no water drain.
• The same problems appear in Atlant models as F4, in Gorenje – F5, and in Hansa cars E03 will be displayed.

In order to correctly decipher the code, look at the troubleshooting table for your brand. We wrote about them in previous articles.

Externally, the user may notice such problems:

1. No water drain.
2. The machine has stopped in the middle of a wash cycle. The water does not drain.
3. During the drain, the SM makes a lot of noise and buzzes.

Causes of malfunctions

Here are the main reasons:

• Clogged drain system: filter, pipe, pump.
• Clogged sewer system.
• Дефекты электрических контактов и соединений.

Before replacing the pump in the washing machine, other malfunctions must be ruled out.

Drain filter

A clogged filter can cause problems with the pump. Therefore, turn off the water, find a small hatch at the bottom of the front panel. Having opened it with a screwdriver, substitute a container to collect water. Unscrew the filter clockwise, inspect it for blockage. Clean up the part.

To check the pump impeller without disassembly, look with a flashlight into the filter hole. If the impeller is spinning, then the pump is working. If not, there is probably a blockage or a problem.

By turning on the washing machine, you can check its operation. Isn’t it a mess? We move on.

To check the pipe and the pump itself, you need to get to the location of the pump. It differs in different models.

Do-it-yourself check and replacement of the pump

Prepare your car for repair:

• Unplug the washer from the mains.

• Disconnect all communications by draining water from them.
• Move the SMA away from the wall.

Prepare your tools:

• Screwdriver Set;
• passatizhi.

What the pump looks like in a washing machine, see the photo below.

Now you need to get to the details and check their serviceability.

Ремонт через днище

Lay the washer on its side, after laying a blanket, so as not to damage the body. If your model has a bottom, unscrew the fastening screws and remove it. This method is suitable for Virpul, Kandy, Samsung, Beko, Ardo, Ariston, LJ washing machines.

• Feel the drain pipe for blockages and small objects.
• After loosening the pipe clamp, remove it from the pump.
• Unscrew the bolts holding the part, disconnect the wiring and pull the pump out of the housing.

Отсоединив патрубок от бака, осмотрите его – если нужно, прочистите под напором воды. Видео по теме вам поможет:

For models AEG, Bosch, Siemens

How to remove the pump from washing machines of these brands? Here the task becomes more complicated: you will need to remove the front part. Do the following:

• Loosen the two screws on the back. Slide the top cover forward and set aside.
• Pull out the detergent drawer. Pull it towards you while keeping your finger on the latch (located in the center of the powder receptacle).
• Unscrew the screws that are located around the perimeter of the control panel. Use a flathead screwdriver to pry out the plastic clips around the perimeter.

• You can not unfasten the wires, but throw the panel up or hang it on a service hook.
• Unfasten the plinth panel. It is located below, under the loading hatch. Often it is fastened with latches.
• Open the hatch door. Bending the sealing rubber, pry the clamp with a screwdriver and pull it off. Insert the cuff into the tank.
• Run your hand behind the body at the location of the hatch lock. Disconnect its wiring.
• Unscrew the screws that hold the front wall along the edges. Move it and put it aside.

As in the case described above, the drain pump should be dismantled. In some models, the pump is pulled out by turning it counterclockwise. Watch related videos:

For Zanussi, Electrolux and CMA top loading brands

Чтобы самостоятельно удалить заднюю панель, открутите саморезы по краям. Уберите панель в сторону.

To remove the side wall, you must also unscrew the screws. They can be located in front or behind the SMA body. Slide the lid off and set aside.

• Loosen the drain hose clamp. If it is fixed with a screw in your washer, unscrew it.
• After disconnecting the pipe, disconnect the wiring connectors.
• Loosen the pump fixing screws and pull it out.

We have considered all possible options for removing the pump. Now let’s find out how to check and replace the drain pump on the washing machine.

Checking the drain pump

To check, you need to remove the pump from the snail. You just need to unscrew the screws that hold them together.

Then inspect the impeller. The cause of the problem could be a thread or a piece of cloth wound around the impeller, then you just need to clean it. See the video for more details:

If you have determined that the cause is a pump failure and it needs a replacement, it is important to know what criteria to use to select it.

How to choose the right pump

Pumps may differ in the way they are attached to the snail:

• Fastening with three bolts.
• Fixation with latches (from 3 to 8).

The location of the contacts on different pumps can also vary: they can be front and rear. They are connected to the voltage with terminals or chips, the power ranges from 19W to 20W.

How to choose the right part? State the make and model of your machine to the dealer, and he will offer you a suitable replacement.

Having selected an element, start connecting the pump to the SM:

1. Fasten the pump with screws.
2. Подсоедините проводку.
3. Установите и закрепите хомутом сливной патрубок.
4. Put the wall in place.

That’s all. Now you know how to replace the pump in the washing machine. Start and check your car.