The situation when suddenly the lights go out or the compressor breaks down, leading to the refrigerator is dead. This is not only unpleasant, it creates a complex sanitation problem that requires immediate and thorough resolution. Products begin to decompose, releasing pungent odors and toxic substances that are instantly absorbed into plastic surfaces.
Simple ventilation in such cases rarely helps, since bacteria and fungus have already penetrated the structure of the materials. Polyurethane foam and the plastic shelves become a breeding ground for microorganisms. If you are faced with this, you need to act quickly to save household appliances from becoming biological weapons.
In this article we will look in detail at how to properly conduct a full sanitary treatment chamber, which means are really effective against putrefactive bacteria, and which only mask the problem. You will learn how to save the insulating layer and whether it is even worth spending resources on restoring the unit if the products have completely deteriorated.
Initial assessment and emergency defrosting
The first step is to complete the defrosting device. Even if the ice crust appears thin visually, crystals containing a concentrate of bacteria may be hidden in the pores of the plastic. Unplug the appliance, remove all removable parts and leave the doors open for at least 12-24 hours. Warm air should circulate freely, drying the insides.
Do not try to speed up the process with a hair dryer or hot water - a sharp temperature change can damage evaporator or deform the plastic walls. It is better to let the equipment settle naturally in a warm room. At this time, it is necessary to take all spoiled foods in sealed bags away from the kitchen so as not to spread mold spores.
Carefully inspect the rubber seals. It is in the folds seal that the remains of juice or meat are often hidden, which continue to rot even after the main cleaning. If the rubber has darkened or become sticky, it must be washed separately with a soapy solution and treated with an antiseptic.
⚠️ Attention: If after defrosting you feel a sharp chemical smell of burning or ammonia, this may indicate a refrigerant leak or melted wiring. In this case, operating the device is dangerous to life!
After the water has drained, wipe the bottom of the chamber with a dry cloth. Make sure the drainage hole is not clogged with food particles. Clogged drainage is an ideal environment for the growth of bacteria, which will emit an odor even after washing.
Selection of effective detergents
When the chamber is dry, the stage of choosing chemistry begins. Regular dishwashing gels will not do the job here, as they only wash away grease but do not kill bacterial colonies. You need products with a pronounced disinfectant effect. The leader remains ordinary baking soda, which perfectly neutralizes the acidic environment of decay.
For more serious cases, “heavy artillery” will be required. Chlorine-containing products (for example, "Whiteness") are effective, but aggressive. They can only be used in a highly diluted form and only for white surfaces, since colored plastic can turn yellow or become stained.
- 🍋 Citric acid - perfectly breaks down fat and kills germs, leaving a fresh aroma.
- 🍶 Vinegar essence (9%) is a powerful natural antiseptic that destroys the cell walls of bacteria.
- 🌿 Hydrogen peroxide is a safe oxidizing agent that leaves no odor and is suitable for any surface.
- 🧼 Specialized sprays for refrigerators - contain enzymes, breaking down organic matter.
Abrasive powders should absolutely not be used. They leave microscopic scratches on the plastic, in which dirt will accumulate even more actively. Also avoid solvents, acetone or gasoline - they can melt polystyrenefrom which the inner walls are made.
⚠️ Attention: Never mix chlorine-containing products with acids (vinegar, lemon). As a result of the reaction, chlorine gas is released, which causes severe poisoning and burns of the respiratory tract.
For washing, use soft sponges or microfiber. The hard side of the sponge is only acceptable for metal gratings, not for plastic. After use, it is better to throw away any sponge so as not to transfer bacteria to other surfaces in the house.
Algorithm for deep cleaning of the chamber
The washing process should be systematic. Start from the ceiling of the chamber, then move to the walls and finish at the bottom. This sequence will prevent re-contamination of already washed areas by flowing dirty water. Prepare two buckets: one with cleaning solution, the other with clean water for rinsing.
Apply the selected product to the surface and leave for 5-10 minutes. This time is necessary for the active substances to penetrate the pores of the plastic and destroy pathogenic microflora. Do not rub immediately - let the chemicals work.
☑️ Deep cleaning checklist
Pay special attention to the corners and joints of the panels. This is where black mold most often accumulates. If you find blackened areas that won't come off, fungus may have grown deep into the material. In this case, treatment with a steam generator will help if the plastic can withstand high temperatures.
After the main wash, thoroughly rinse all surfaces with clean water. Detergent residue may react with new products or cause allergies. Wipe the camera with a dry cloth until the moisture completely disappears.
Handling removable elements and accessories
Glass shelves and plastic containers are a different story. Glass can be washed with hot water and any detergent; it does not absorb odors. But plastic (especially the transparent polystyrene of vegetable boxes) has a porous structure and greedily absorbs the odors of rotting.
Remove all shelves, trays and grilles. If they are badly damaged, soak them in a large bowl of vinegar or baking soda for several hours. For plastic boxes, you can prepare a paste of soda and water, apply it in a thick layer and leave overnight.
| Element material | Recommended product | Water temperature | Drying features |
|---|---|---|---|
| Tempered glass | Any gel or spray | Up to 50°C | Natural, without restrictions |
| Food plastic | Soda, vinegar, peroxide | Not higher than 40°C | In the shade, without direct sun |
| Metal grids | Dishing detergent | Hot | Dry, so as not to rust |
| Rubber seal | Soap solution | Warm | Gently, without stretching |
Not Use too hot water to wash the plastic. At temperatures above 50-60 degrees, cheap plastic can become deformed or become cloudy, after which it will no longer be possible to wash it. Also avoid drying plastic elements in direct sun - ultraviolet radiation makes the material brittle.
What to do if the plastic remains sticky?
If after all the procedures the plastic box remains sticky to the touch, it means that the structure of the polymer is destroyed by rotting products. It is better to replace such an element with a new one, since it will no longer be possible to wash it perfectly, and it will continue to emit an odor.
Elimination of persistent odors and mold
It happens that the refrigerator is visually clean, but the smell remains. This means that odor molecules have penetrated deep into the material or air circulation system. Here we need absorbents substances that absorb odors rather than mask them.
The easiest way is activated carbon. Buy 2-3 packages of tablets at the pharmacy, crush them and scatter them into containers, placing them inside the chamber. Silica gel balls (from bags with shoes) or special cat litter also work great.
- ☕ Ground coffee is a powerful absorber, but can impart its aroma to products.
- 🍞 Black bread - cut into slices and place on shelves for a day.
- 🧂 Salt - heat in a frying pan and place in a bowl inside.
- 🍚 Rice - raw rice perfectly absorbs moisture and odors.
If you find mold in hard-to-reach places (for example, behind the control panel or in the air duct), disassembly will be required. Remove the back wall inside the chamber (if the design allows) and check the space behind it. Often, condensation with organic matter accumulates there, turning into biofilm.
⚠️ Attention: If mold has infected the thermal insulation foam (insulating foam between the walls of the case and the inner chamber), it is almost impossible to save the refrigerator. Foam is a sponge that cannot be washed out. In this case, it is better to dispose of the equipment.
Ozonation is a modern method of control. If you have a household ozonizer, turn it on with the refrigerator turned off and closed for 15-20 minutes. Ozone oxidizes odor molecules and kills bacteria. However, remember that ozone is toxic to humans, so carry out the procedure in a well-ventilated room or on the balcony.
The final stage and startup of the equipment
Before turning on the device, make sure it is completely dry. Moisture combined with electricity creates a risk of short circuit. Leave the doors open for a couple of hours after the final wipe down. Check to see if there are any traces of cleaning products left.
Plug in the refrigerator without food. Let it run idle for 2-3 hours to release the residual smell and stabilize the temperature. Only after this can you add the first products. First, put something neutral there, for example, closed bottles of water, and check after a day to see if the smell has reappeared.
For future prevention, use special industrially produced odor absorbers. They are sold in the form of small boxes with active carbon or gel. Change them every 3-4 months, and the problem of a “rotten” refrigerator will no longer affect you.
Frequently asked questions (FAQ)
How long should you keep the refrigerator open after defrosting?
The minimum time is 24 hours. If the smell was very strong, it is better to leave it open for 2-3 days in a ventilated area. The main thing is that all moisture disappears and the specific smell of “old” air disappears.
Is it possible to use bleach to wash the inside?
You can use it, but with extreme caution. Chlorine is great at killing mold, but its fumes are toxic and can damage some types of plastic and rubber. Be sure to thoroughly rinse off the bleach with plenty of water and ventilate the chamber for a long time.
What to do if the smell remains after all the procedures?
If after deep cleaning, treatment with vinegar, soda and charcoal, the smell returns after a couple of days, then the source is located inside the structure (in the insulation or drainage tube). In 90% of cases, such a refrigerator is easier to replace, since it is impossible to pump out putrefactive bacteria from closed cavities.
How often should you wash the refrigerator so that it does not stink?
General cleaning with defrosting is recommended every 3-4 months. You should wipe the shelves weekly with a damp cloth and check for spoiled food. This will prevent the accumulation of bacteria.