🔗 END-OF-WINTER HVAC MAINTENANCE TIPS FOR SOUTH AFRICAN HOMES AND BUSINESSES

As winter fades and spring approaches in South Africa, it's the perfect time to give your HVAC system some much-needed attention. Whether you're a homeowner in Gauteng or a business owner in Cape Town, preparing your air conditioning and heating systems for the warmer months ahead can save you money, improve indoor air quality, and increase energy efficiency.

In this blog, we'll guide you through a practical, step-by-step HVAC maintenance checklist designed specifically for the South African climate and seasonal transitions.

🌤 Why End-of-Winter HVAC Maintenance Matters

Many South Africans only think of their HVAC systems when temperatures hit extremes. However, routine seasonal maintenance, especially at the end of winter, plays a crucial role in:

• Extending the lifespan of your HVAC system
• Reducing unexpected breakdowns
• Lowering your electricity bills
• Maintaining optimal indoor air quality
• Preparing your system for summer cooling demand

Neglecting seasonal upkeep can lead to expensive repairs and inefficient operation just when you need your system the most.

✅ End-of-Winter HVAC Maintenance Checklist (South Africa)

1. Replace or Clean Air Filters
   Dirty or clogged air filters restrict airflow, forcing your system to work harder. This not only reduces efficiency but also increases wear and tear.
   Tip: Replace filters every 1–3 months. If you live in a dusty area like parts of the Northern Cape or Free State, check them more frequently.
2. Inspect and Clean Vents & Ducts
   Over winter, your ducts and vents collect dust, allergens, and possibly even mould. Cleaning these ensures better airflow and healthier air.
   Commercial properties with high foot traffic should prioritise professional duct cleaning at least once a year.
   Residential homes can benefit from a visual inspection and vacuuming around accessible vents.
3. Inspect Outdoor Units (AC Condensers)
   Remove any debris, leaves, or branches that may have accumulated around your outdoor unit during the winter months.
   Maintain at least 30–60 cm of clearance around the unit.
   Gently clean the coils with a soft brush or hose (not high-pressure).
4. Test Your Air Conditioner
   Don't wait for the first heatwave! Switch your aircon on for a test run now and:
   • Listen for unusual noises
   • Smell for odd odours
   • Check if the air is cooling properly
   If there are any issues, schedule a professional HVAC service before peak season by contacting the service co-ordinator on service@accm-aircon.com or on 081 335 1396.
5. Inspect Refrigerant Levels & Electrical Connections
   This step should be performed by a qualified HVAC technician. Low refrigerant levels can cause your AC to blow warm air or freeze up. Loose electrical connections, especially after months of inactivity, can pose fire risks.

🌍 HVAC Maintenance Tailored to South Africa's Climate Zones

South Africa's climate varies from province to province, which affects how your HVAC system performs.

• Gauteng & Highveld: Cold, dry winters can lead to dust buildup. Duct cleaning and filter replacement are crucial.
• KwaZulu-Natal: Humid coastal areas may see mould and mildew growth. Pay extra attention to dehumidifier components and filters.
• Western Cape: Wet winters increase the risk of corrosion. Ensure outdoor units are cleaned and inspected for rust or moisture damage.
• Free State & Northern Cape: High dust levels require more frequent filter and coil maintenance.

🛠️ DIY vs. Professional HVAC Maintenance

While basic tasks like cleaning vents or replacing filters can be done DIY, more technical checks—like refrigerant checks or motor diagnostics—should always be handled by certified HVAC technicians in South Africa.

Hiring an Expert Offers:

• SANS-compliant service (South African National Standards)
• Warranty protection on parts and labour
• Certified refrigerant handling
• Peace of mind

Whether you need a once-off inspection or a full service contract, contact ACCM Airconditioning for reliable, affordable maintenance.

Contacting the service co-ordinator: service@accm-aircon.com or on 081 335 1396.