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What to do if the air conditioner is not working well

2026-01-10 12:46:32 mechanical

What should I do if the air conditioner is not effective? Summary of popular solutions across the network in 10 days

The recent hot weather has continued, and air conditioners have become an essential household appliance. However, many users have reported that the cooling effect of air conditioners is not good. This article combines popular discussions on the Internet in the past 10 days to sort out the common causes and solutions of poor air conditioning effects to help you solve the problem quickly.

1. Common reasons for poor air conditioning effects

What to do if the air conditioner is not working well

Cause classificationSpecific performanceFrequency of occurrence (proportion of discussions on the entire network)
Filter cloggedSmall air output and slow cooling35%
Insufficient refrigerantRefrigeration effect gradually decreases25%
Poor heat dissipation of the outdoor unitFrequent shutdowns and loud noise20%
Voltage is unstableintermittent outage10%
Improper installationUneven distribution of air conditioning10%

2. Solutions and operating steps

1. Clean the filter

Steps: Turn off the power → Take out the filter → Clean with a soft brush or vacuum cleaner → Rinse with water and dry → Reinstall. It is recommended to clean once a month.

2. Check the refrigerant

If the air conditioner has been used for more than 3 years and the cooling effect continues to decline, you need to contact a professional to check the refrigerant pressure and replenish or replace the refrigerant.

3. Clean the outdoor unit

Clear away debris around the outdoor unit and flush the heat sink with a high-pressure water gun (pay attention to avoid the circuit part) to ensure sufficient space for heat dissipation.

4. Other matters needing attention

questionsolution
Voltage is unstableInstall a voltage regulator or contact the power department
Remote control setting errorCheck whether the mode is "cooling" and the temperature setting is recommended to be below 26°C
Poor door and window sealingInstall sealing strips to avoid loss of cold air

3. Recommendations for recent popular auxiliary tools

According to the sales volume on e-commerce platforms and the popularity of discussions on social platforms, the following products have received relatively high attention in the past 10 days:

product typePopular brandsaverage price
air conditioner cleanerWales, Jiaan30-50 yuan
Mobile air conditioner bracketGree, Midea150-300 yuan
Smart power savermillet, bull80-200 yuan

4. When is professional maintenance required?

If the following situations occur, it is recommended to contact after-sales service immediately:
1. The air conditioner cannot be started at all
2. The internal unit is seriously leaking.
3. Abnormal noise persists
4. The smell of burning circuit boards

5. Tips to prevent the decline of air conditioning effect

1. Complete cleaning before use every year
2. Avoid long-term ultra-low temperature operation
3. Regularly check the stability of the outdoor unit bracket
4. Unplug the power plug when not in use in winter

Through the above methods, 80% of air conditioning effect problems can be solved by yourself. If the problem still does not improve, it is recommended to contact the brand’s official service channel to avoid being charged high fees by informal repair centers.

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