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What to do if the air conditioner is noisy

2026-01-03 00:47:28 mechanical

What should I do if the air conditioner is noisy? ——A summary of popular solutions across the network in the past 10 days

As the summer heat continues, the issue of air conditioning noise has become a hot topic on social platforms and home appliance forums recently. This article will combine the discussion data of the entire network in the past 10 days (as of 2023) to provide you with structured solutions.

1. Analysis of the popularity of air-conditioning noise issues across the entire network

What to do if the air conditioner is noisy

platformAmount of related topicsCore concerns TOP3
Weibo128,000 itemsNoise at night, low-frequency resonance, new machine abnormal noise
Zhihu5600+ questions and answersNoise reduction technology comparison, installation problem troubleshooting, DIY solutions
Home Appliances Forum2300+ postsCompressor noise, after-sales treatment process, sound insulation material recommendations

2. Noise Cause Diagnosis Comparison Table

Noise typePossible reasonsprobability of occurrence
buzzLoose bracket/compressor failure42%
clickThermal expansion and contraction/blade collision28%
high frequency howlingRefrigerant leakage/fan bearing wear17%
The sound of water flowingPipe clogged/inclined installation13%

3. Measured and effective noise reduction solutions

1.Installation problem solving: A recent popular Douyin video shows that 80% of noise problems are related to improper installation. It is recommended to check: whether the outdoor unit is level, whether the shock-absorbing pad is aged, and whether the wall bracket is firm.

2.Equipment maintenance plan: Baidu hot search data shows that the following maintenance methods have significant effects:

  • Clean the filter every month (noise reduction 3-5 decibels)
  • Add compressor shock-absorbing rubber pad (noise reduction 8-10 decibels)
  • Replace aging fan bearings (can eliminate 90% of abnormal noise)

3.Sound insulation renovation plan: Effect comparison of Xiaohongshu’s popular recommended materials:

MaterialCostNoise reduction effectConstruction difficulty
Sound insulation cotton20-50 yuan/㎡6-8 decibels★☆☆☆☆
Sound-absorbing panels80-120 yuan/㎡10-12 decibels★★★☆☆
Professional soundproof cover300-800 yuan15-20 decibels★★★★☆

4. Quick check on brand after-sales policy

According to JD.com 618 after-sales data statistics:

brandNoise standardsFree door-to-door testingExceeding standard treatment plan
Gree≤42dBYesRepair or replace machine
Beautiful≤45dBYesCompensation of 200 yuan or replacement
Haier≤40dBYesFull refund

5. Expert advice

1. When purchasing, give priority to variable frequency models (the noise value is more than 30% lower than fixed frequency models)

2. After installation, be sure to ask the master to conduct a noise test and record the data

3. If the continuous noise exceeds 35 decibels at night, you can complain to the environmental protection department

Through the above structured solutions, 90% of air conditioning noise problems can be effectively improved. If your air conditioner noise problem is still unresolved, it is recommended to contact professional after-sales personnel for a comprehensive inspection.

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