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What kind of "noise" is normal when the air conditioner works?

# Sound

How often does the air conditioner need fluorine?

# Maintenance

Why does the whole machine have no reaction?

# Maintenance

In winter, when users use the air conditioner, they find that there will be hot air and cold air. Why?

# Heating

When the air conditioner is heating, why does the air outlet of the indoor unit smell plastic?

# Heating

Why doesn't the outdoor unit drip water when air conditioning heating?

# Heating

In the heating process, why does the indoor unit stop air supply for a period of time and then turn on automatically after a few minutes?

# Heating

In heating mode, why is there no wind when it is just started?

# Heating

Why has the air conditioner been on for half an hour and the indoor temperature has not reached the ideal effect?

# Cooling

When the air conditioner is cooling, the ventilation of the indoor unit is not smooth (the wind speed is fast or slow), and the wind is not too cold. What is the reason for this?

# Cooling

If the indoor temperature can't be lowered, is there a fault with the air conditioner?

# Cooling

Some people think that the slight odor from the air conditioner is caused by the leakage of freon, right?

# Sound

What's the secret of air conditioning maintenance?

# Setup

When the air conditioner is running, some products will occasionally produce "Hua Hua" sound, is it normal?

# Sound

During the first ten minutes when the air conditioner starts up, sometimes it makes a "split beat" sound. Is it normal?

# Sound

Why is the sound of outdoor unit running high and low?

# Sound

The installation position of outdoor unit of air conditioner is higher than that of indoor unit, is it normal?

# Installation

When installing the air conditioner, if it is necessary to adjust the circuit and power supply, why should we ask a professional electrician to operate it?

# Installation

Is the power line design of indoor air conditioner too short?

# Installation

What have hung up and cabinet machines without plug? Why doesn't the manufacturer provide air switch?

# Installation

Why can't the air conditioner start immediately after it's shut down?

# Setup

How to use air conditioning to save energy?

# Setup

How to use air conditioning more healthy?

# Setup

How to use air conditioner correctly?