Has your air curtain suddenly stopped working, or has the airflow weakened to the point of disrupting your daily operations? The issue might be as simple as a clogged filter or an obstruction in the air vents, but sometimes it requires precise steps to identify the cause.
Many customers contact Fal Air Curtains after trying random solutions that failed, which often worsens the problem instead of fixing it.
In this article, we’ll guide you step by step on how to troubleshoot and repair an air curtain safely and effectively.
Keep reading to discover the most common malfunctions, their causes, and the maintenance services we provide across all cities in Saudi Arabia, with fast and direct technical support.
Why Does an Air Curtain Stop Working? (Common Malfunctions and Causes)
Like any electrical device, an air curtain can experience faults that affect its efficiency and prevent it from protecting your indoor environment. The most common issues include:
- Unusual noise during operation
- Sudden stops or irregular functioning
- Weak airflow
- Unresponsive buttons or remote control
Read also: Best Air Curtain for Shops in Saudi Arabia: 2025 Guide
Steps to Troubleshoot Common Air Curtain Issues
Before calling a technician, you can take several simple steps to identify and preliminarily fix the problem. These steps are essential to ensure your air curtain continues to operate efficiently.
1. Clean the Air Curtain Filter and Air Intake
A clean filter is the foundation of effective air curtain performance, preventing dust accumulation that obstructs airflow and strains the fan. Neglecting this step often results in weak cooling or heating and increased electricity consumption.
- Signs of blockage: Weak airflow, unusual loud noise, or overheating.
- Proper cleaning steps: Turn off and unplug the air curtain, remove the filter, rinse it under running water, and dry it completely before reinstalling.
- When to replace the filter: If there is visible damage or cleaning no longer improves performance after several attempts.
2. Check Air Vents and Installation Location
Installing the air curtain in an improper location or having obstacles in front of the vents is a common cause of malfunctions. The correct location ensures smooth airflow and prolongs the device’s lifespan.
- Is there an obstruction blocking airflow? Make sure vents are clear of dust, plastic bags, or any nearby objects.
- Is the curtain installed correctly? It should be mounted directly above the doorway at an appropriate height to cover the entire opening.
3. Inspect Air Curtain Settings (Temperature – Speed – Timer)
Incorrect settings may appear as a malfunction when adjusting them can restore normal operation.
- Adjusting based on type: Ensure fan speed and temperature are suitable for the season or usage environment.
- When to reset to factory settings: If the issue persists despite adjustments, or if there are unexplained changes in fan speed or temperature.
4. Reset the Thermal Cut-off in the Air Curtain
The thermal cut-off protects the device from sudden overheating, preventing damage to internal components.
- How it works: It automatically cuts power when the temperature exceeds a certain limit.
- Safe reset procedure: Unplug the device for a few minutes, then restart once cooled. If it trips repeatedly, inspect the root cause.
5. Test External Buttons and Remote Control
Faulty buttons or a weak remote signal can be mistaken for a device malfunction.
- Is the issue with the button or the remote? Try operating the curtain from the main control panel. If it works, the remote is the problem.
- Diagnosis steps: Replace remote batteries, clean buttons, and inspect wiring for external switches if present.
When to Call a Professional Technician
While some issues can be resolved with simple steps, certain warning signs require immediate professional intervention to avoid further damage or safety risks:
- Rapid blinking of the power indicator
- Device not working despite prior attempts
- Burning smell or popping sounds
Maintenance and Technical Support Services at Fal Air Curtains
At Fal, we understand that a non-functioning air curtain can disrupt your business and affect customer and employee comfort. That’s why we offer comprehensive maintenance services to get your unit back in operation efficiently, using genuine spare parts and direct technical support.
- Air curtain maintenance across all Saudi cities
- Genuine spare parts with fast replacement
- Direct technical support via phone or WhatsApp
Experiencing a fault with your air curtain? Contact us now to book immediate service from Fal’s expert team.
Read also: Best Air Curtain Types: Prices and Sizes in Detail
Preventive Tips to Avoid Future Air Curtain Malfunctions
Preventive maintenance saves you time and costs while ensuring your air curtain operates efficiently for a longer period.
Implementing some simple routines regularly helps avoid unexpected malfunctions and keeps the device in optimal condition.
- Monthly inspection of filters and fans
- Annual professional cleaning
- Avoid incorrect wiring or electrical overloading
- Request a consultation before installation
Dealing with air curtain malfunctions requires a precise understanding of basic steps, but the most important factor is prompt action before problems escalate. By following the above guidelines, you can solve many minor issues yourself.
For persistent faults or serious warning signs, our team at Fal Air Curtains is ready to provide professional technical support and maintenance across all cities in Saudi Arabia.Don’t let air curtain malfunctions disrupt your business.
Contact us now for fast maintenance, genuine spare parts, and a free technical consultation before installation.
Frequently Asked Questions About Air Curtain Malfunctions and Maintenance
1. How often should I clean the air curtain filter?
At least once a month, and replace it if damaged or performance declines.
2. Can I repair the air curtain myself?
You can handle minor issues like cleaning the filter or adjusting settings. Electrical faults require a specialized technician.
3. What causes the fan to stop working in the air curtain?
It could be due to a blocked filter, motor failure, or electrical connection issues.
4. Do external factors (heat, dust) affect air curtain performance?
Yes, high temperatures and excessive dust reduce efficiency and increase the likelihood of malfunctions.
5. How do I request an air curtain maintenance technician from Fal?
Simply contact us via phone or WhatsApp, and the nearest specialized technician will assist you anywhere in Saudi Arabia.