Frequently Asked Questions (FAQ)

Yes. We offer urgent response for emergency breakdowns. Call or WhatsApp our hotline at +6012-6690312.

Sunmoon Aircond & Electrical Sdn Bhd offers expert air conditioning installation, chemical cleaning, servicing, repair, HVAC system audits, electrical works, and preventive maintenance for residential, commercial, and industrial clients across Klang Valley.

We provide aircond services across Klang Valley and Selangor, including Rawang, Shah Alam, Setia Alam, Petaling Jaya, Kuala Lumpur, and surrounding areas.

You can book an appointment by:

Calling or WhatsApp us at +6012-6690312

Visiting our website: www.sunmoonhvac.com

Submitting a service request form online

For homes, we recommend servicing every 4 to 6 months.
For offices or industrial units, every 2 to 3 months ensures maximum efficiency and avoids breakdowns.

Yes, we specialize in both inverter and non-inverter systems from top brands like Panasonic, Daikin, Mitsubishi, ,York & Etc.

Yes we offered several type of aircond cleaning, which is Full Chemical Overhaul, General Service and Normal Service

Yes. Our team is ISO 14001 certified, MYHijau recognized, and registered with CIDB-G6 and MOF, backed by over 20 years of HVAC experience.

At Sunmoon Aircond & Electrical Sdn. Bhd., we go beyond just servicing air conditioners — we deliver reliable, certified, and customer-focused solutions that keep your home or business cool and comfortable year-round.
.
ISO Certified & MyHIJAU Registered
We follow international standards for quality and environmental practices — ensuring clean, safe, and energy-efficient aircond services.
.
Contact us today for more information!
📞www.wasap.my/60192499544/expertACservice
📞www.wasap.my/60122510433/expertACservice

Proper maintenance of your air conditioner is essential to ensure its efficiency, longevity, and reliability.

---
Schedule regular maintenance to ensure all components are functioning correctly and efficiently. Regular maintenance prevents breakdowns, ensures consistent cooling, and reduces energy consumption, leading to better productivity.
.
Need more tips or professional help with your air conditioner?
Visit : http://www.sunmoonhvac.com to explore our range of services, request a quote, or schedule a consultation with our experts. Ensure optimal performance and comfort with Sunmoon Air Conditioning!

With the rising temperatures, it’s critical to ensure your wall-mounted air conditioner is fully prepared for the intense heat. At Sunmoon HVAC, our specialized Full Chemical Overhaul service is engineered to boost the performance, efficiency, and longevity of your AC units. Whether you have an inverter AC or a non-inverter system, our comprehensive maintenance process is perfect for commercial and industrial environments. By eliminating build-up and optimizing internal components, this service guarantees that your air conditioner will operate at peak performance during even the most sweltering heat waves.

With over 20 years of industry experience, Sunmoon HVAC stands out as a trusted expert in AC maintenance and repair. Our team is fully certified (ISO, MyHIJAU, CIDB-G6, MOF) and dedicated to delivering superior service for both inverter and non-inverter systems. By choosing our Full Chemical Overhaul service, you’re ensuring your wall-mounted air conditioner remains efficient, reliable, and capable of keeping your commercial and industrial spaces cool, even during extreme heat conditions.

To ensure your air conditioner operates efficiently and has a long lifespan, it's essential to service it regularly. For optimal performance and energy savings, schedule professional air conditioner maintenance at least once a year. Ideally, service your AC unit before the start of the cooling season to ensure it's ready to handle the summer heat.

Our technicians will diagnose your aircon initially to identify issues or damage. Once we have diagnosed the problem, we will quote you for any further repair work required. Upon your confirmation, we will proceed with the repair work.

Our goal is to provide you with a precise diagnosis, so you know exactly what’s needed to get your air conditioning system back in perfect working order. For any repair or replacement needs, our team will provide a transparent estimate and schedule the service at your convenience.

A leaking air conditioner can quickly turn into a bigger problem if not addressed promptly. At Sunmoon Aircond & Electrical Sdn Bhd, we’re here to help you tackle this issue efficiently.
.
Call us at Sunmoon Aircond & Electrical Sdn Bhd for a prompt and professional diagnosis and repair.
.
Don’t let a leaking aircon disrupt your comfort. Trust Sunmoon Aircond & Electrical Sdn Bhd to resolve the issue efficiently and effectively. Call us now and let us restore your cool, comfortable environment!

Our Full Chemical Overhaul service provides an in-depth cleaning and chemical treatment for your wall-mounted air conditioner. This process removes dust, debris, and residue that can hinder performance, ensuring that both hardware and internal systems work efficiently. Ideal for both inverter and non-inverter models, the overhaul is designed to extend the unit’s lifespan and maintain high energy efficiency.

A general service for air conditioning is a routine maintenance procedure that helps ensure your air conditioning unit operates efficiently and reliably. This service typically includes the following steps:
.
𝐂𝐥𝐞𝐚𝐧𝐢𝐧𝐠 𝐭𝐡𝐞 𝐅𝐢𝐥𝐭𝐞𝐫𝐬 : Air filters are cleaned or replaced to ensure proper airflow and prevent dust and dirt buildup.
𝐈𝐧𝐬𝐩𝐞𝐜𝐭𝐢𝐧𝐠 𝐭𝐡𝐞 𝐔𝐧𝐢𝐭 : All major components, such as the evaporator coil, condenser coil, and blower, are inspected for any signs of wear and tear or damage.
𝐂𝐡𝐞𝐜𝐤𝐢𝐧𝐠 𝐭𝐡𝐞 𝐑𝐞𝐟𝐫𝐢𝐠𝐞𝐫𝐚𝐧𝐭 𝐋𝐞𝐯𝐞𝐥𝐬 : Refrigerant levels are checked and topped up if necessary to ensure optimal cooling performance.
𝐂𝐥𝐞𝐚𝐧𝐢𝐧𝐠 𝐭𝐡𝐞 𝐂𝐨𝐧𝐝𝐞𝐧𝐬𝐞𝐫 𝐚𝐧𝐝 𝐄𝐯𝐚𝐩𝐨𝐫𝐚𝐭𝐨𝐫 𝐂𝐨𝐢𝐥𝐬 : These coils are cleaned to remove any accumulated dirt and debris, which can impact the unit’s efficiency.
𝐋𝐮𝐛𝐫𝐢𝐜𝐚𝐭𝐢𝐧𝐠 𝐌𝐨𝐯𝐢𝐧𝐠 𝐏𝐚𝐫𝐭𝐬 : Any moving parts, such as fan motors and bearings, are lubricated to reduce friction and wear.
𝐈𝐧𝐬𝐩𝐞𝐜𝐭𝐢𝐧𝐠 𝐄𝐥𝐞𝐜𝐭𝐫𝐢𝐜𝐚𝐥 𝐂𝐨𝐧𝐧𝐞𝐜𝐭𝐢𝐨𝐧𝐬 : Electrical connections are checked and tightened to ensure safety and proper functioning.
𝐓𝐞𝐬𝐭𝐢𝐧𝐠 𝐭𝐡𝐞 𝐒𝐲𝐬𝐭𝐞𝐦 : The entire system is tested to ensure it is operating correctly and efficiently.
.
Regular general service helps maintain your air conditioner’s performance, prolongs its lifespan, improves indoor air quality, and can reduce energy costs by ensuring the unit runs efficiently.

Normal service for air conditioning is a standard maintenance routine aimed at keeping your air conditioner in good working condition. This service typically involves:
.
𝐂𝐥𝐞𝐚𝐧𝐢𝐧𝐠 𝐀𝐢𝐫 𝐅𝐢𝐥𝐭𝐞𝐫𝐬 : Air filters are cleaned or replaced to maintain proper airflow and prevent dust and dirt accumulation.
𝐈𝐧𝐬𝐩𝐞𝐜𝐭𝐢𝐧𝐠 𝐌𝐚𝐣𝐨𝐫 𝐂𝐨𝐦𝐩𝐨𝐧𝐞𝐧𝐭𝐬 : Key components like the evaporator coil, condenser coil, and blower are inspected for any signs of wear or damage.
𝐂𝐡𝐞𝐜𝐤𝐢𝐧𝐠 𝐑𝐞𝐟𝐫𝐢𝐠𝐞𝐫𝐚𝐧𝐭 𝐋𝐞𝐯𝐞𝐥𝐬 : The refrigerant levels are checked and adjusted if necessary to ensure efficient cooling.
𝐂𝐥𝐞𝐚𝐧𝐢𝐧𝐠 𝐂𝐨𝐢𝐥𝐬 : Both the condenser and evaporator coils are cleaned to remove dirt and debris that can hinder performance.
Lubricating Moving Parts: Moving parts such as fan motors and bearings are lubricated to reduce wear and tear.
𝐈𝐧𝐬𝐩𝐞𝐜𝐭𝐢𝐧𝐠 𝐄𝐥𝐞𝐜𝐭𝐫𝐢𝐜𝐚𝐥 𝐂𝐨𝐧𝐧𝐞𝐜𝐭𝐢𝐨𝐧𝐬 : Electrical connections are checked and secured to ensure safe and reliable operation.
𝐒𝐲𝐬𝐭𝐞𝐦 𝐓𝐞𝐬𝐭𝐢𝐧𝐠 : The entire system is tested to confirm it is functioning correctly and efficiently.
.
Regular normal service helps ensure your air conditioner operates efficiently, prolongs its lifespan, improves indoor air quality, and can help reduce energy consumption.

Regular maintenance keeps your air conditioner running smoothly, ensuring consistent temperature levels throughout your space. This stability creates a more comfortable environment that enhances focus and reduces discomfort. Clean filters and well-maintained systems reduce airborne pollutants and allergens. Better air quality promotes a healthier environment, which can reduce sick days and improve overall well-being.

For optimal cooling performance, we recommend servicing your wall-mounted air conditioner at least once before the onset of a heat wave. Regular maintenance—ideally every 6 to 12 months—allows early detection of potential issues, ensuring uninterrupted performance in your commercial or industrial space. With routine checks, you can be confident that your AC will deliver cool, efficient air when you need it most.

For optimal performance, air conditioners in Malaysia should be serviced every 3 to 6 months, especially in the Klang Valley where usage is high.

Selecting the right air conditioning contractor is critical to ensuring your system is installed and maintained correctly. With so many options available, making an informed choice can be challenging. As an ISO 14001 certified company, Sunmoon Air Conditioning is committed to providing top-notch service for both inverter and non-inverter air conditioners. Here are tips to help you choose the best air conditioning contractor for your needs.
.
Ensure the contractor holds the necessary licenses and certifications required by local regulations. Guarantees that they are qualified and adhere to industry standards.

Selecting the right air conditioner is crucial for maintaining comfort in your home or office while also being energy-efficient. With numerous options available, it can be overwhelming to make the right choice. As an ISO 14001 certified company, Sunmoon Air Conditioning is here to guide you through the process.
.
Understanding the size of the space you need to cool helps determine the appropriate air conditioner capacity. Ensures you choose an air conditioner that efficiently meets your cooling requirements without wasting energy.
.
Energy-efficient air conditioners use less power and can significantly reduce your utility bills. Saves you money and supports environmental sustainability, aligning with our ISO 14001 commitment.

Considering installing an air conditioner on your own? While it might seem like a cost-saving measure, air conditioner installation is a complex task that requires specialized knowledge and tools. Here, we explain why hiring a professional is essential and how it can save you time, money, and potential headaches in the long run.
.
Installing an air conditioner involves handling refrigerants, electrical wiring, and ensuring proper airflow. Without proper training, you may face difficulties and risks. Incorrect installation can lead to system malfunctions, reduced efficiency, and even safety hazards like refrigerant leaks or electrical issues. The installation process can be time-consuming and frustrating if you lack the necessary skills and tools.

At Sunmoon Air Conditioning, we understand the frustration of dealing with an air conditioner that isn’t performing as it should. Whether your unit is simply "not cold" or "not very cold," both scenarios can significantly impact your comfort, especially in the heat of Malaysia. As an ISO 14001 certified company, we’re committed to providing sustainable and efficient air conditioning solutions for both inverter and non-inverter units. In this article, we’ll explain the differences between these two common problems and how you can resolve them to enjoy optimal cooling performance.
.
Your air conditioner is blowing warm air or no cold air at all. This is often due to significant issues such as refrigerant leaks, compressor failures, or severe blockages in the airflow. A thorough inspection and repair by a professional technician are required. This might include fixing leaks, recharging the refrigerant, or repairing/replacing the compressor.
.
Your air conditioner is cooling, but not as effectively as it should. The temperature might be lower than the ambient air but not reaching the desired level of comfort. Common causes include dirty filters, clogged coils, or minor refrigerant issues. Regular maintenance, such as cleaning or replacing filters, and checking the coils and refrigerant levels can often resolve this issue.

Cabinets restrict the airflow necessary for the air conditioner to function efficiently. This limitation forces the unit to work harder, leading to higher energy consumption and reduced cooling performance. Proper installation in an open space ensures unrestricted airflow, allowing the unit to operate efficiently and effectively, saving you on energy bills.
Overheating
.
Lack of proper ventilation can cause the unit to overheat, which can damage internal components and shorten the lifespan of your air conditioner. An adequately ventilated installation prevents overheating, ensuring your air conditioner lasts longer and performs at its best.

Choosing between inverter and non-inverter air conditioners can be challenging. Understanding the differences between these two types of air conditioners can help you make an informed decision that suits your cooling needs and budget. Here, we explain the key differences, benefits, and which option might be best for you.
.
Inverter air conditioners have a variable speed compressor that adjusts its speed according to the cooling demand. This allows for precise temperature control, reduced energy consumption, and consistent cooling performance.
.
Non-inverter air conditioners have a fixed speed compressor that turns on and off to maintain the desired temperature. While generally cheaper upfront, they consume more energy and provide less consistent cooling compared to inverter units.

Welcome to the Sunmoon Air Conditioning FAQ section! If your air conditioner isn't cooling your space as it should, it can be frustrating and uncomfortable. There are several reasons why this might be happening. In this article, we will explore the common issues and solutions, helping you understand how to get your air conditioner back to optimal performance.
.
Clogged or dirty air filters restrict airflow, reducing the efficiency of your air conditioner and making it harder to cool your space. Regularly clean or replace your air filters every 1-3 months to maintain proper airflow and cooling efficiency. Clean filters improve air quality, enhance cooling performance, and extend the lifespan of your system.

Yes, we provide emergency air conditioner repair services across Klang Valley, Selangor, and Kuala Lumpur.

Simply call us, email us, or fill out our contact form to schedule an appointment.

Prices depend on unit type, brand, piping length, and installation complexity.
Contact us for a free site visit and quotation.

We provide expert air conditioning installation for homes, businesses, and industrial facilities.

Installation Services Include
Residential AC Installation – Homes, apartments, and condominiums
Commercial HVAC Installation – Offices, malls, retail stores
Industrial Air Conditioning – Factories, warehouses, and large facilities