The situation when the refrigerator no longer copes with maintaining the temperature often takes owners by surprise. In most cases, the cause is not a compressor failure or a freon leak, but simple wear. sealing rubber. This element seems insignificant, but it is responsible for the tightness of the chamber, keeping the cold inside and keeping heat out from the outside.
If you notice that the door does not fit tightly, a gap is visible between the body and the rubber or constantly forms on the walls of the chamber ice coat, then it’s time for replacements. Ignoring the problem leads to overload of the compressor and a sharp increase in electricity bills.
In this article we will look at how to independently diagnose, select the right material and perform a replacement without calling a technician. The process does not require complex equipment, but requires care and adherence to technology.
Diagnostics: how to understand that tires require replacement
The first sign of wear is a visual inspection. There should be no cracks, tears or deformations on the surface. However, even apparently intact rubber can lose its magnetic properties or elasticity. For an accurate check, use a simple test with a sheet of paper. Take a regular A4 sheet and press it with the refrigerator door around the perimeter. If the sheet can be easily pulled out without resistance, then the seal is broken. The problem especially often occurs in the corners and around the hinges. paper test.
Take a regular A4 sheet and clamp it with the refrigerator door around the perimeter. If the sheet can be easily pulled out without resistance, then the seal is broken. The problem especially often occurs in corners and around hinges.
⚠️ Attention: Before replacing, make sure that the door is not warped due to improper installation of the refrigerator. Check the horizontalness of the body using a level - sometimes it’s enough just to adjust the legs.
Also pay attention to the condition of the material itself. If the rubber has become hard (“oaky”), it will not be able to tightly fit the unevenness of the body. In older models, the magnetic tape can peel off from the base, creating bubbles.
Choosing the appropriate seal for your model
The market offers many options, but universal solutions does not exist. Seals differ in the method of fastening, profile shape and type of magnetic insert. Incorrectly selected rubber will not provide the required tightness.
First of all, you need to find out the exact model of your refrigerator. It is indicated on a nameplate, which is usually located inside the camera or on the back wall. Using this number you can find the original part number.
If the original cannot be found or is too expensive, you can consider universal analogues. They often require additional adjustment or the use of special glue. It is important to consider the type of fastening: in some models the rubber is inserted into a groove, in others it is screwed, in others it is glued.
| Type of fastening | Installation features | Difficulty of replacement | Examples of brands |
|---|---|---|---|
| Into the groove (groove) | Installed without glue, requires precise fit into the gutter | Low | Indesit, Ariston, Stinol |
| On screws (screws) | Attached through a decorative strip or directly to doors | Average | Atlant, Pozis, old Bosch models |
| Adhesive connection | Requires degreasing and the use of special glue | High | Some models Liebherr, Samsung |
| Combined | Combination of screws and insert into the groove | High | LG, Electrolux |
Necessary tools and workplace preparation
For successful replacement you will need minimal set of tools. The main thing is to ensure good lighting and easy access to the refrigerator from all sides. Do not try to carry out work suspended or in the dark.
Prepare everything you need in advance so as not to be distracted during the process. Lack of the necessary tool at hand can lead to damage to the new seal or scratches on the body.
☑️ Tools for replacement
If your seal is screw-mounted, make sure you have the appropriate size screwdriver. The screw heads are often hidden under decorative plugs or the rubber itself. Be careful not to strip the thread.
To warm up the new rubber (to make it more elastic), you will need a hairdryer. A construction hair dryer must be used with caution so as not to melt the plastic of the door. A regular hair dryer will also work, but the process will take longer.
Removing the old seal: step-by-step algorithm
The process of removing old rubber depends on the type of fastening. If the seal is inserted into the groove, you just need to carefully pull it out, starting from the corner. Movements should be smooth, without jerking, so as not to damage the plastic of the door.
In models with screw fastening, first remove the decorative strip (if any), then unscrew the screws. Often the screws are covered with the rubber itself, so it has to be partially bent or even cut at the fastening points.
⚠️ Attention: When dismantling, do not use sharp metal objects (knives, chisels) to pry the rubber close to the body. There is a high risk of damaging the inner contour of the door or the plastic, which will lead to a violation of the seal even with new rubber.
After removal, be sure to clean the door surface from any remaining old glue, dirt and grease. Use a degreaser. A clean surface is the key to ensuring that the new seal will lie flat and adhere well.
Installing a new seal and finishing
Before installation, it is recommended to “warm up” the new seal. Dip it in warm water (about 50-60 degrees) for a few minutes or heat it with a hairdryer. This will make the material elastic and make installation easier, especially if it was stored in a warehouse at a low temperature.
Start installation from the top corner. If the mount is screw, screw the corners first, then the middle of the sides, and only then fill the rest of the space. This will prevent the formation of waves and creases.
For seals that are inserted into a groove, use a blunt object (such as a screwdriver handle wrapped in a cloth) to push the rubber in evenly around the entire perimeter. Move from the center to the edges.
After installation, check the tightness of the door. If necessary, you can warm up the creases with a hairdryer and straighten them with your hand. Let the refrigerator stand closed for several hours before turning it on so that the rubber takes its final shape.
Common mistakes and how to fix them
One of the most common mistakes is choosing the wrong size. If the rubber is too long, it will bunch up in the corner. If it is short, a gap will form. In the first case, you can carefully trim off the excess (only if the design allows), in the second, you will have to buy a new set.
They also often forget to lubricate the seal after installation. Dry rubber wears out faster and fits worse. Use special silicone grease to care for rubber products.
⚠️ Attention: Do not use vegetable oil, Vaseline or aggressive chemicals for lubrication. These substances destroy the rubber structure, it will swell and lose elasticity. Only specialized products!
If after replacing the door still does not close tightly, check the hinges. With prolonged use of a heavy door with new, tighter rubber, the hinges could become loose and require adjustment.
Questions and answers (FAQ)
Is it possible to restore the old seal instead of replacing it?
Temporarily - yes. You can try soaking it in boiling water or heating it with a hairdryer to restore elasticity. Fitting the cord into the groove under the rubber also helps. But this is a measure for 1-2 months; a full replacement is inevitable.
How often do you need to change the sealing rubber?
The service life of a high-quality seal is 5-7 years. However, with active use, frequent opening of the door or use of aggressive detergents, replacement may be required earlier - after 3-4 years.
Why did dents immediately appear on the new rubber?
Most likely, the seal was installed with tension or the refrigerator was not level. Also, dents may remain from the packaging if the rubber is not straightened before installation. Light dents can be removed by heating with a hairdryer.
Where to buy original rubber for an old refrigerator?
Original spare parts for models older than 10 years are difficult to find. Look in specialized stores for spare parts for household appliances, indicating the exact model. Often, universal analogues are better suited than used originals.