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General Servicing
Scope of Work:
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Clean & check air filter, front panel & cover.
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Check deodorising & bio-pure filter.
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Clean & checkindoor cooling coil.
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Flush drainage tray.
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Check outdoor condenser coil refrigerant level.*
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Check compressor suction & discharge pressure if necessary.
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Clean & check evaporator.
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Vacuuming of drainage system.
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Vacuum & brush blower wheel.**
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Tighten electrical components & fan motor bearing.
* Based on technician assessment.
** Removal of blower at an extra cost.

Aircon Servicing in Serangoon by 338 Aircon
When your aircon is not cooling properly, leaking water, making noise, or driving up your energy bills, regular aircon servicing can help restore comfort before the issue becomes costly. At 338 Aircon, we provide professional aircon servicing that Serangoon homeowners, tenants, and businesses can rely on for cleaner airflow, better cooling performance and longer system lifespan.
Our team handles all common aircon issues, including dirty filters, clogged drainage pipes, weak airflow, water leakage, worn components and poor temperature control. Whether you live near Serangoon MRT, NEX Mall, Lorong Chuan or Kensington Park, our aircon services in Serangoon are designed to be convenient, affordable and thorough.
As a BCA Licensed ME01 provider for Air-Conditioning, Refrigeration & Ventilation Works, 338 Aircon offers general servicing, chemical cleaning, aircon chemical wash, aircon chemical overhaul, gas top-up, troubleshooting, repair, and installation. Call +65 93234141 to arrange an aircon service that fits your air conditioning needs.
Common Aircon Servicing Issues We Solve in Serangoon
Aircon Not Cold or Weak Cooling
If your air conditioner is running but your room still feels warm, the issue may be dirty filters, blocked evaporator coils, low refrigerant levels, clogged condenser components, or poor airflow. In Serangoon’s humid weather, many homes use aircon daily, which causes dust, mould and grime to build up faster inside the aircon unit. If ignored, weak cooling can increase energy bills and strain your aircon system.
Our expert technicians inspect your air conditioning unit, clean the filters, flush the drainage line, check airflow and identify whether your aircon needs a gas top-up, a chemical wash or deeper troubleshooting. This helps your aircon restore better cooling performance while reducing unnecessary wear on key components.
Aircon Water Leakage
Water leakage is one of the most common aircon problems in Singapore homes. It is usually caused by a clogged drainage pipe, a dirty fan coil, a poor installation angle, a frozen coil, or a blocked water outlet. If your air con unit is dripping near your wall, ceiling, or furniture, you should not delay repairs, as water damage can become costly.
Our team provides thorough inspection, drainage clearing, and servicing for aircon units in Serangoon HDB flats, condos, and landed homes. We also provide a 1-month leak-free warranty after servicing, giving customers added peace of mind when they book our aircon service.
Noisy Aircon or Strange Smells
A noisy aircon may indicate loose parts, dirty blower wheels, worn bearings, blocked fans, or an ageing motor. Bad smells often come from mould, bacteria, stagnant water or accumulated dust inside your air conditioning system. These issues can affect comfort, indoor air quality and customer satisfaction if the unit is used in a business setting.
338 Aircon uses a practical servicing process to clean the fan coil, filters, drainage system, blower, and surrounding components. If normal servicing is not enough, we may recommend an aircon chemical wash or an aircon chemical overhaul for deeper cleaning and better long-term performance.
Frequent Breakdowns and High Energy Bills
If your aircon requires repeated repairs, it may be struggling due to poor maintenance, dirty internal parts, low refrigerant levels, ageing components, or improper use. Frequent breakdowns are especially frustrating for families, tenants, offices and businesses in Serangoon that depend on cooling every day.
We offer maintenance plans and quarterly aircon cleaning packages to help customers reduce unexpected emergency repairs. With a regular servicing contract, your aircon system receives scheduled care, which can improve performance, support lifespan and keep your home or office more comfortable.

Your #1 Choice for Aircon Servicing in Singapore that Prioritises Your Budget and Convenience
Constantly having issues with your air conditioning unit?
❌ Aircon switches off randomly
❌ Aircon not cold
❌ Weird noises or smells from the aircon units
❌ Poor cooling performance
❌ Aircon blinking or error
❌ Leaking from trunking
❌ Unusually high electricity bills
In Singapore's humidity, homes and workplaces rely on air conditioners to survive.
But in order to ensure your air conditioner unit is functioning optimally, you need to go for routine aircon servicing.
As Featured In

Why Quality Aircon Services are Crucial for Your Air Conditioner

Improved Efficiency
During an aircon servicing, the aircon technicians look over the aircon completely, ensuring that every part is working as intended.
During a service, the filters are cleaned, the condenser is checked, and any blocked or leaking pipes are identified and repaired. This prevents unexpected issues and enhances the lifespan of the equipment itself.

Reduced Energy Bills
In general, better-maintained equipment will operate more effectively. A poorly maintained air con unit uses more energy in order to function.
With regular aircon servicing, we help your air conditioner function the way it should without consuming excessive power.

Cleaner Air
During an aircon service session, we clean the air filters and internal components of the appliance, improving the quality of air in your home.
With cleaner air free of germs, dust, and other impurities, the chances of falling sick at home would be reduced significantly.

Proactively Addresses Possible Issues
Similar to a general health check-up, aircon servicing allows us to identify and repair any potential aircon problems before they become major issues
That's why it's important to set up a regular AC maintenance schedule with a trusted aircon services provider like 338.

Singapore's Highest Google-Reviewed Air Conditioning Services

Marcus
Sengkang 4-Rm HDB
Was very satisfied with my aircon installation. Installation team was professional and explained the different steps when installing. Aircon is very cold and quiet, very powerful.

Mr Lee
Tampines HDB EA
Good price and value for money. Installation was done within a day and rubbish from installation was packed and thrown away by installation guys. Will recommend you all to my friends and family next time.

Hao Jie
Redhill 3-Rm HDB
Very fast installation from when i book to when the aircons are installed finish. Company gave us 5 years warranty for the service so we know if anything we will not need to bear additional costs for replacement. Good job!




338's 10 Steps for Your General Aircon Service

Step 1: Clean & check the air filter, front panel & cover
First steps of the servicing start from the outer parts. The unit cover will be removed, and the air filter will be cleaned.

Step 2: Remove water tray
The water tray functions to gather water before it flows to the drainage pipe. All the dust, jelly, dirt and other debris that are stuck inside will be cleaned and vacuumed.

Step 3: Clean & check indoor cooling coil
The fan coil unit (FCU) will be vacuumed properly in an up-down motion and repeatedly in order to not miss any spots.

Step 4: Flush drainage tray
The vacuum will be left attached for around 1-2 minutes at the end of the drainage pipe to clear any clogged dirt inside.

Step 5: Check outdoor condenser coil refrigerant level
The technician will check if all the fan coils are working properly by placing their hand and checking if there is any condensation.

Step 6: Check outdoor unit refrigerant level
We then double-check the condenser unit to make sure that there is still enough gas. If necessary, the compressor suction and discharge pressure will be assessed too.

Step 7: Clean & check evaporator coil
The evaporator coil will be checked, followed by vacuuming and brushing the blow to ensure nothing hinders blower rotation.

Step 8: Reattach the water tray
After all of the above steps are done, the water tray will be reattached again. We make sure it attaches properly and fully with a click.

Step 9: Tighten electrical components and fan bearing.
We also double-check and make sure that there aren't any loose parts left before wrapping up the cleaning of the unit.

Step 10: Reattach FCU Cover
Wipe down and clean any leftover water and make sure unit is dry. Reattach the FCU Cover and we are done! Your unit has now undergone proper general servicing.

Your Preferred Aircon Servicing Company
What You Get When You Pick 338's Quality
Aircon Repair Services:
SINGAPORE'S MOST AFFORDABLE AIRCON SERVICES
Our client-centric business model allows us to be the most competitively priced in Singapore, working with your budget to meet your aircon needs.
QUARTERLY AIRCON CLEANING PACKAGE FOR INCREASED SAVINGS
Stay on top of your air conditioner servicing schedule and enhance the lifespan of your aircon system with our handy, cost-effective cleaning package.
EXPERIENCED AND WELL TRAINED TECHNICIANS
All our technicians have a minimum of 5 years experience with various aircon brands, meaning we only need 1 trip to complete the job!
AUTHORIZED DISTRIBUTION OF RENOWNED BRANDS
338 Aircon is an authorized distributor of brands such as Daikin & Mitsubishi. With an assurance of well-known global brands, Aircon 338 should certainly be your preferred option.
TECH-ENABLED CONVENIENCE
Our services are supported digitally, from invoices to contracts. No more misplacing important paperwork!
EXCELLENT SERVICE GUARANTEED
Experiencing leaking after your general servicing? You're covered by our 1-month warranty - just contact our excellent customer service team!
FREQUENT VARIETY OF PROMOS AND DISCOUNTS FOR CUSTOMERS
On top of our affordable prices, 338 Aircon also offers promotions regularly. By taking advantage, you can save more while having your equipment installed or serviced.
Book Your Same Day Servicing With Us Now!

Our hotline is open daily from 8 am to 10 pm!
Anywhere in SG
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As one of the best aircon service companies in Singapore, 338 is fully capable of handling all your aircon problems!
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About Us
338 Aircon provides the most affordable aircon services in Singapore. Our professional technicians specialise in installations, repairs, and maintenance for residential and commercial clients. Committed to customer satisfaction and competitive prices, we are your trusted partner for all your aircon needs.
15
Years' Experience
6388
5-Star
Rating
165,326
Aircon Units Serviced
FAQs
How much does aircon servicing in Serangoon cost?
Aircon servicing in Serangoon with 338 Aircon starts from $65 for one-time servicing. Quarterly servicing starts from $240 per year, and first-time customers can get 4 units serviced for only $90. The cost may vary if your aircon needs a chemical wash, aircon chemical overhaul, gas top up, troubleshooting or repairs. For an accurate quote, contact our customer service team at +65 93234141.
How often should I service my aircon in Singapore?
Most homes in Singapore should service their aircon every 3 to 4 months, especially if it is used daily. If you have pets, young children, allergies or heavy aircon usage, more frequent maintenance may help keep your aircon cleaner. Businesses, offices and retail units may also benefit from regular maintenance plans to avoid breakdowns during operating hours.
What is included in normal aircon servicing?
Normal aircon servicing usually includes cleaning the filters, front cover, fan coil area, drainage pipe and accessible components. Technicians also check airflow, cooling performance, water drainage and basic operation. This service helps remove dust, improve comfort and support the lifespan of your air conditioning unit. If deeper cleaning is needed, your technician may recommend a chemical wash.
When do I need an aircon chemical wash?
You may need an aircon chemical wash if your aircon is not cold, smells musty, leaks water, or has weak airflow despite regular servicing. Chemical cleaning helps remove stubborn dirt, mould and grime from internal parts. It is often recommended for aircon units that have not been serviced for a long time or are used heavily in Singapore’s humid weather.
What is the difference between a chemical wash and a chemical overhaul?
A chemical wash is a deep-cleaning process that uses a chemical solution to clean the fan coil and internal parts. A chemical overhaul is more intensive and usually involves dismantling more components for a thorough clean. A chemical overhaul is suitable when the aircon unit is severely clogged, repeatedly leaking, or performing poorly even after routine servicing.
Why is my aircon not cold even after servicing?
If your aircon is still not cold after servicing, the issue may involve low refrigerant, faulty components, dirty condenser, poor airflow, thermostat problems or compressor-related faults. In this case, basic cleaning may not be enough. Our expert technicians can perform troubleshooting to identify whether a gas top-up, repair or further maintenance is required.
Can aircon servicing reduce energy bills?
Yes, regular aircon servicing can help reduce energy bills by improving airflow and cooling efficiency. When filters, coils, and drainage components are dirty, your aircon system has to work harder to cool the room. Cleaning and maintenance help your air conditioner perform more efficiently, which may reduce unnecessary power consumption over time.
Do you provide emergency aircon repair in Serangoon?
Yes, 338 Aircon provides aircon repair and emergency repairs for customers in Serangoon and across Singapore. If your aircon is leaking badly, not cold, making unusual noise or has stopped working, call +65 93234141. Our team will advise the next available appointment and recommend the right solution for your aircon needs.
How do I choose a reliable aircon service company in Serangoon?
Choose an aircon company with proper licensing, experienced technicians, transparent pricing, clear communication and service guarantees. 338 Aircon has 15 years of experience, BCA-licensed ME01 credentials, affordable packages, and a 1-month leak-free warranty after servicing. These trust signals help customers choose with greater confidence.
Do you service both homes and businesses in Serangoon?
Yes, we service homeowners, tenants, landlords and businesses in Serangoon. This includes HDB flats, condominiums, landed homes, offices, retail shops and small commercial spaces. Whether you need one aircon unit serviced or all units maintained under a contract, we offer flexible aircon services in Serangoon.








