What to Do When Your Fridge Freezer Is Not Cooling
- RePair Team
- Mar 3
- 3 min read
There’s nothing quite as frustrating as opening your fridge freezer and realizing it’s not cooling properly. Food can spoil quickly, and you might be left wondering what went wrong and how to fix it fast. I’ve been there, and I want to share some practical steps you can take to troubleshoot and possibly fix the problem yourself before calling in the experts.
Understanding Why Your Fridge Freezer Is Not Cooling
When your fridge freezer stops cooling, it’s usually a sign that something is off with the appliance’s cooling system. The fridge freezer works by circulating cold air inside to keep your food fresh. If this process is interrupted, the temperature rises, and your food is at risk.
Common reasons for a fridge freezer not cooling include:
Dirty condenser coils
Faulty thermostat
Blocked air vents
Defrost system failure
Compressor issues
Knowing these causes helps you narrow down what might be wrong and decide your next steps.

Dirty condenser coils can cause your fridge freezer to stop cooling effectively.
How to Check and Clean Your Fridge Freezer Coils
One of the easiest fixes is cleaning the condenser coils. These coils release heat from the fridge, and if they’re covered in dust or pet hair, they can’t do their job properly. This is a common cause of cooling problems.
Here’s how to clean them:
Unplug the fridge freezer to ensure safety.
Locate the condenser coils. They are usually at the back or underneath the appliance.
Use a coil brush or a vacuum cleaner with a brush attachment to gently remove dust and debris.
Wipe the area with a damp cloth if needed.
Plug the fridge back in and monitor if the cooling improves.
Regular cleaning every six months can prevent many cooling issues.
Checking the Thermostat and Temperature Settings
Sometimes the problem is as simple as incorrect temperature settings or a faulty thermostat. The thermostat controls the cooling cycle, so if it’s not working right, the fridge won’t cool properly.
To check this:
Make sure the temperature is set between 3°C and 5°C for the fridge and around -18°C for the freezer.
If the settings are correct but the fridge is still warm, try adjusting the thermostat slightly colder.
Listen for the compressor running. If it’s not turning on, the thermostat might be faulty.
If you suspect the thermostat is broken, it’s best to call a professional to replace it safely.

Adjusting the temperature control panel can sometimes fix cooling issues.
What to Do If Air Vents Are Blocked
Air circulation inside the fridge freezer is crucial. If vents are blocked by food items or ice buildup, cold air can’t flow properly, causing uneven cooling or warm spots.
Here’s what you can do:
Remove any items blocking the vents.
Check for frost or ice buildup around the vents. If you find any, defrost the fridge by unplugging it and leaving the doors open for a few hours.
Avoid overpacking the fridge freezer to allow air to circulate freely.
Keeping vents clear helps maintain consistent cooling throughout the appliance.
When to Call in the Experts
If you’ve tried cleaning coils, checking the thermostat, and clearing vents but your fridge freezer is still not cooling, it might be time to call a professional. Issues like compressor failure, refrigerant leaks, or electrical faults require expert attention.
In South Africa, quick and reliable appliance repair services like the RePair Team can help. They aim to fix most issues on-site, saving you time and hassle. Plus, they offer guaranteed workmanship, so you can trust your fridge freezer will be back to normal soon.
Remember, attempting complex repairs yourself can sometimes cause more damage or void warranties. When in doubt, get professional help.
Tips to Prevent Future Cooling Problems
Prevention is always better than cure. Here are some simple tips to keep your fridge freezer running smoothly:
Clean condenser coils regularly.
Keep the fridge and freezer doors closed as much as possible.
Avoid overloading the fridge to allow proper air circulation.
Check and adjust temperature settings seasonally.
Defrost manually if your fridge freezer doesn’t have an automatic defrost feature.
Schedule regular maintenance checks with a trusted repair service.
By following these tips, you can extend the life of your appliance and avoid unexpected breakdowns.
Getting Your Fridge Freezer Back to Optimal Cooling
Dealing with a fridge freezer that is not cooling can be stressful, but with a little know-how, you can often fix minor issues yourself. Start with the basics: clean the coils, check the thermostat, and ensure air vents are clear. If these steps don’t work, don’t hesitate to contact a professional repair service.
Remember, keeping your fridge freezer in good shape protects your food and saves you money in the long run. With the right care and timely repairs, your appliance will keep running efficiently for years to come.




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