Employees of service centers claim that the failure of the heater in washing machines occurs most often. In this article we will consider the reasons for the failure of the heater. You will understand what signs will help determine the problem of the heater; how to replace the heating element (heater) in the Bosch washing machine with your own hands.
Why the heater breaks
Heating the water in the washer is very important, as in hot water things are washed efficiently and efficiently. But, unfortunately, the life of the heater is 3-5 years.
There are several reasons why an item fails:
- Natural wear. The element constantly heats up and cools, which reduces its service life.
- Scum. Untreated water contains impurities of salts that do not dissolve and settle on the surface of the heater. The thicker the scum layer, the more difficult it is for TEN to transfer heat. As a result, it overheats and burns out.
- Power surges can cause a short circuit. It, in turn, leads to an open circuit of the heater, a breakdown on the housing.
Also, the reason that the element does not work may be the burning of the triac on the electronic board. The triac is responsible for the operation of the heater, so if it malfunctions, the heater does not receive a signal to action.
Then you need to replace or repair the heating element in the Bosch washing machine.
For continuous operation of the heater it is recommended to use emollients or install a water filter.
Symptoms
How can you identify the problem? Signs of a failure of the heater in the washing machines Bosch Classixx 5, Bosch Maxx 4, Bosch Maxx 5 and other models may be the lack of water heating.
To check, place your palm on the sunroof after 20 minutes from the start of the wash. If it is warm, heating goes; if it is cold, no.
Pay attention to the laundry after washing. In cold water, things are worse washed, they smell foul. It happens that the machine system itself signals a malfunction, shows error code F19 on the display. Then the user knows exactly what needs to be checked.
Replacement Preparation
First of all, you need to purchase a new heater. You can do this by removing the heater from the washer and going with it to the store, or pick up the item by make and model of CMA.
It is necessary to determine where the heater is located in the Bosch washing machine and what tools will be needed to replace it.
Some users are afraid to do the work themselves, since the heater in SM Bosch is located behind the front panel. Therefore, you have to disassemble the front housing of the machine.
Instruments
You will need:
- end heads;
- flat and Phillips screwdrivers;
- multimeter to check the item.
Working process
Before removing the heater from the Bosch washing machine, you need to remove the front panel:
- Unplug the machine.
- Remove the top cover by unscrewing the two screws on the back.
- After removing the panel to the side, pull out the dispensing tray. To do this, press the latch in the center.
- Behind the tray are three bolts that need to be unscrewed.
- Remove the extra bolt on the other side of the control panel and lift it up.
- Set the panel screws aside.
- Disconnect the bottom panel. A flathead screwdriver can be used if the panel is fastened to the latches.
- Open the loading door, remove the clamp by bending the sealing collar.
- Insert the cuff inside the drum.
- Remove the last screws holding the door. Do not forget the door lock bolts.
- Set the front panel aside.
You have now accessed the item. Let's analyze how to change the heater in the Bosch washing machine:
- the heater is located at the base of the drum;
- Take a picture of the location of the wires so that you can connect them correctly later;
- unclench the connectors, remove the wires from the element;
- unscrew the nut of the central bolt, but not completely.
- push the bolt inward to squeeze the gasket;
- prying the edges with a flat screwdriver, remove the heater.
Now remove the thermistor from the old heater and install on a new one. Lubricate the element seal with detergent, this will facilitate installation in the CM. Clean the seat from dirt and scale, install the heater in place, connecting all the wires.
Our recommendations will help you do the work yourself if you are consistent in your actions.
Do not forget about safety. Watching videos on the topic will help you: