Friday 7 July 2023

How to fix an LG washing machine with a burning smell

Most users are not surprised by the smell of rubber from an LG washing machine. Many are accustomed to the fact that the first time after the purchase, new equipment pleases with odorous fumes from factory grease and washable rubber seals. Often adds aroma and low-quality plastic. But sometimes the rubber smell signals a breakdown. It is dangerous to delay the repair - it is necessary to conduct a comprehensive diagnosis of the machine as soon as possible and fix the problem.

Where does the stink come from?

Freshly bought household appliances often smell like rubber and plastic, including LG washing machines. As a rule, this is normal. At the first start of the machine, rubber components were actively rubbed, which was accompanied by a burnt smell, creaking and hum. Such grinding lasts 2-3 cycles, after which the washing machine gets used and stops emitting odorous vapours.

The main thing is to distinguish the smell of grinding from burning. Often it is not rubber elements that smell, but damaged wiring: burnt insulation, a heated cord or a socket. This option is more dangerous - you must immediately de-energize the machine and carefully inspect the electrical communications. The washing machine exudes plastic amber in case of other breakdowns of equipment. So, the cause of an unpleasant odour is often the drive, tank, cuff, motor, low-quality spare parts, and detergent.

1. Washing tank. The container is made of polymers, which, when heated, release plasticizers and chemical additives. Over time, the smell will disappear.

2. Drive belt. If the rubber band is not tightened correctly, then when the pulley is rotated, it will heat up and begin to smell. Here you need to intervene and adjust the position of the rim or replace it.

3. Cuff. The rubber polymer seal smells when heated. This is normal and passes by the third or fifth wash.

4. Inferior quality parts. Cheap plastic at high temperatures inevitably releases chemical fumes. The worse the materials from which the machine is made, the stronger the smell of burnt rubber.

5. Detergent. Often the cause of an unpleasant odour lies in poor-quality powder. It is worth replacing the purifier for a few cycles and checking.

6. Motor. At first, electric brushes smell on the engine - their carbon tips rub against the engine body. Amber also appears when the tank leaks and water gets on the hot components of a running electric motor.

It is necessary to understand why the washer breathes with burning or burnt plastic. The instruction on what to do is simple: first, eliminate wiring problems, and then sequentially check all possible causes of the smell. A detailed action plan is provided below.

Preliminary actions

If the new LG washing machine starts to smell, then there is no need to rush to disassemble it. First, do not forget about the grinding of rubber elements and chemical fumes. Most likely, after 2-3 washes, all vapours will disappear on their own. Secondly, remember about the guarantee - within 6-12 months after the purchase, you cannot open the case without a specialist, otherwise the right to free maintenance of the machine will be lost.

The best solution is to wait. The main thing is to make sure that everything is in order with electrical communications, and that the machine is not threatened by current leakage. If the wiring is intact, then over time the unpleasant odour will disappear by itself. There are no exact dates: it all depends on the quality of the materials used. It usually takes about 5-10 days.

Another thing is if not only the washing machine smells, but also the things washed in it. Then the problem is in a thick layer of factory grease, which was not washed out during the technical launch. You will have to thoroughly clean the machine using professional chemicals citric acid or vinegar.

If waiting and cleaning did not cope with the smell, then the problem is in the breakdown. For primary diagnosis it is necessary:

1. Unscrew the top and technical cover of the washer body,

2. Start the last running program (or high-temperature mode),

3. De-energize the equipment.

touch the drive belt, hatch cuff and power cord, assessing the degree of their heating.

Noticing the excessive heating of the element, you can sound the alarm - check the found damage. How to diagnose a drive, engine, or cuff, we will consider in step-by-step instructions.

Has something happened to the motor?

Often the cause of an unpleasant smell is the engine. Sometimes the problem is water leaking onto the motor from the washing tank, but more often the electric brushes are to blame. The carbon tips of the latter constantly rub against the engine body and sparkle. If the new "embers" are smoothed out over time, then the worn ones must be changed.

1. Instructions for replacing brushes are simple:

2. De-energize the machine,

3. Remove the back panel,



4. Remove the drive belt from the drum pulley,

5. Look under the tank and see the electric motor,



6. Disconnect all wires from the engine,

7. Unscrew the screws fixing the motor,

8. Swinging, remove the engine from the seat,

9. Find electric brushes on the sides of the motor - plastic cases,



10. Loosen the bolts holding the cases,

11. Unhook the brushes from the body,

12. Fix new cases.

One by one you can not change the brushes - only a pair. It is important to choose the right replacement, focusing on the serial number of the LG model. In order not to be mistaken, it is recommended to bring the dismantled rods to the store and find an analogue using them. If everything is in order with the brushes, then the entire engine should be checked. We inspect its case for damage and then connect it to the multimeter and call the winding. The latter often closes, overheats and begins to smell burnt.

The main suspect is the belt.

A burning smell also appears due to the drive belt. Incorrect installation of the washer and dropped bearings displace the pulley, causing the rubber to rub against the tank. The situation is aggravated during the spin cycle - the machine can smoke. To change the belt, you need:

1. De-energize the equipment,

2. Remove the back,



3. Throw off the rubber band from the pulley,

4. Throw a new belt on the shaft, and then on the pulley.

It is important to immediately eliminate the cause of the lopsided belt: change the bearings and align the body of the machine. Otherwise, the situation will repeat itself.

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