AC TIPS & ADVICE

Use and selection Practical AC knowledge

Based on manufacturer information and site conditions, learn how to use the AC, judge faults, maintain it, choose a unit and save energy

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Showing articles 241–264 of 702 · Page 11 of 30

With the front cover of the wall-mounted air conditioner open, the internal area with dust build-up and frosting is visible (AI illustration)

What to do about air conditioner icing and dripping 3 major troubleshooting tips

Initial observation methods and professional maintenance advice for air conditioner water leakage.

With the front cover of the wall-mounted air conditioner open, the internal area with dust build-up and frosting is visible (AI illustration)

6 Causes of AC Water Leakage

Explain the common causes of AC dripping and how to handle it

With the front cover of the wall-mounted air conditioner open, the internal dust filter and air outlet are visible (AI illustration)

Exhaust fan cleaning: high-mounted installation, fan cover and motor safety

For exhaust fans, first check the installation height, whether the fan cover can be removed, and the wiring position; residents should not reach outside the window to dismantle and clean it, or spray water or steam directly onto the motor

With the front cover of the wall-mounted air conditioner open, the internal area with dust build-up and frosting is visible (AI illustration)

2026 Split-Type Air Conditioner Water Leakage Guide: Common Causes, What to Do When the Unit Is Turned Off, and Inspection Arrangements

Distinguish dripping caused by blocked drainage, installation, insulation and icing; understand the resident-observable scope, when to stop using the unit, and the current inspection quotation and nuisance-handling guidance.

With the front cover of the wall-mounted air conditioner open, the internal area with dust build-up and frosting is visible (AI illustration)

Causes of AC Dripping and How to Deal with It

Analyse how temperature fluctuations affect an air conditioner's drainage system, and discuss the importance of professional unblocking

Remove the dust filter from the wall-mounted AC with both hands (AI illustration)

[Autumn AC Installation] Why is it best to replace your unit when the weather cools?

Autumn is a stable season for AC installation demand, with ample technician availability. It is an ideal time for installation and full system testing.

Remove the dust filter from the wall-mounted AC with both hands (AI illustration)

When does an air conditioner need to be reinstalled?

This article discusses common situations where an air conditioner needs to be reinstalled, and key points for professional installation.

Remove the dust filter from the wall-mounted AC with both hands (AI illustration)

Pre-installation checks before replacing an AC in winter: size, drainage, power supply and quotation

If you plan to replace your AC in winter, first check the AC location, outdoor unit position, management requirements, power supply and drainage; pricing and installation schedule are subject to the actual quotation at the time

Remove the dust filter from the wall-mounted AC with both hands (AI illustration)

AC not cooling: analysis of causes and solutions

An AC not cooling may be caused by many factors. We analyse the possible reasons and provide repair suggestions

Remove the dust filter from the wall-mounted AC with both hands (AI illustration)

Insufficient Air Conditioner Maintenance: Distinguish Dirt Build-Up, Airflow and Faults

Understand the scope of cleaning and equipment maintenance, and do not attribute all faults, power consumption, or health issues to an uncleaned unit; check the cause first when there are abnormal conditions

Remove the dust filter from the wall-mounted AC with both hands (AI illustration)

Air conditioner not cooling3 main causes and solutions

This article analyzes common causes of insufficient cooling in air conditioners and recommends corresponding inspection and maintenance solutions

Remove the dust filter from the wall-mounted AC with both hands (AI illustration)

Air conditioner not cooling repair | Detailed guide

This guide explains in detail the causes of insufficient cooling in air conditioners and provides repair steps and preventive maintenance advice

Two outdoor air-conditioning units and connecting pipes installed side by side in a residential installation position (AI illustration)

Does an air conditioner that is not cooling need refrigerant? Check the cause first; do not judge by sound or smell

A properly sealed AC system should not regularly run out of refrigerant; poor cooling, icing and abnormal noise may have different causes. Leak detection and repair assessment come before charging, and residents should not handle it themselves.

Remove the dust filter from the wall-mounted AC with both hands (AI illustration)

Air Conditioner Installation Location: How to Choose the Right Installation Spot

This article analyzes the key factors in choosing an air conditioner installation location, including drainage, power supply and environmental conditions, and recommends consulting professionals to ensure proper installation

Remove the dust filter from the wall-mounted AC with both hands (AI illustration)

The Importance of Air Conditioner Installation Location: Enjoy the Best Cooling Comfort

This article discusses how installation location affects air conditioner performance and system operation, and provides professional advice on choosing the right location

Remove the dust filter from the wall-mounted AC with both hands (AI illustration)

After Air Conditioner Installation: Drainage Pipe Design and How to Prevent Rainwater Backflow During Typhoons

This article introduces the possible backflow problem in air conditioner drainage pipes during typhoons and provides installation protection advice

Remove the dust filter from the wall-mounted AC with both hands (AI illustration)

Air Conditioner Installation Guide: A Complete Guide to Installing an Air Conditioner

This article provides basic operating instructions for air conditioner installation and recommends that professionals carry out the work to ensure system safety and efficient operation

An outdoor air conditioner unit is placed at a residential balcony unit, with a railing and exterior wall visible beside it (AI illustrative image)

What happens if the outdoor air conditioner unit is too dirty? The main cause of weak cooling and a sharp rise in electricity bills

This article discusses the impact of dust buildup on an outdoor air conditioner unit's heat dissipation and power consumption, and recommends professional cleaning

Remove the dust filter from the wall-mounted AC with both hands (AI illustration)

The relationship between AC faults and seasonal changes

This article discusses possible causes of air conditioner faults in different seasons and recommends regular maintenance to ensure stable operation

Remove the dust filter from the wall-mounted AC with both hands (AI illustration)

Air conditioner compressor burnt motor? Fault diagnosis, stopping use, and repair assessment

Unusual noise, weak cooling or tripping cannot directly confirm compressor burnout; first stop using it and record the symptoms, then have the appropriate person inspect it. Do not adjust voltage or add oil yourself.

With the front cover of the wall-mounted air conditioner open, the internal area with dust build-up and frosting is visible (AI illustration)

Water Dripping from the AC Casing | In-Depth Look at the Causes

Water dripping from the AC casing is usually related to a blocked drain system or an incorrect installation angle, so proper inspection and maintenance are needed.

The outdoor air conditioner unit is shown with a mock colour energy efficiency label, with a folder beside it (AI illustrative image, not an official energy label)

AC Installation Location | How to Install an AC for Maximum Cooling, Energy Saving, and Durability

The air conditioner should be installed in a well-ventilated location and kept out of direct sunlight to ensure cooling performance and longer equipment life.

Wall-mounted air conditioner, window and furniture layout in a residential living/dining room (AI illustration)

Must Read Before AC Installation: How to Match Horsepower with Room Size So It’s Cool Enough

Choosing the right AC horsepower requires a comprehensive consideration of room size, environmental factors and heat load conditions to ensure ideal cooling performance

Wall-mounted air conditioner, window and furniture layout in a residential living/dining room (AI illustration)

AC Mounting Bracket | Selection and Installation

When choosing an AC mounting bracket, consider load capacity and durability to ensure safety and stability