Garage door sensors have become an important safety device in modern life. It is very important for the garage door sensor to work properly to protect our homes. A malfunction of a garage door sensor can affect your daily routine and threaten security. LiftWise offers specialist solutions for repairing your garage door sensors.
LiftWise has over twenty years of experience and skilled technician team. Our company provides round-the-clock emergency services and repair services with guarantee. We use the latest technology and high-quality equipment. LiftWise’s expert team solves all your problems in one place.
Understanding Garage Door Sensors
Garage door sensors are an important part of your family’s security. Garage door sensors help prevent accidents by recognizing any obstacles. Modern garage door sensors work using a variety of technologies. Correct installation and maintenance of sensors ensures the safety of your garage.
Garage door sensors are the first protector of your home’s security. It instantly recognizes the presence of any object or person. The sensor allows the garage door to close only when the path is completely clear. This is how the sensor protects your family and property.

- Types: There are many types of garage door sensors available in the market nowadays. Infrared sensors are considered the most modern and reliable option. Photo eye sensors are also a very popular and affordable option. Each type of sensor has its own features and advantages.
- Placement: Accurate installation of garage door sensors is very important. The sensors are mounted in a straight line on both sides of the garage door. The height of the sensor should not exceed six inches from the ground. Correct installation ensures better performance of the sensor.
- Functionality: Modern garage door sensors work as a complex electronic system. The sensors monitor the area using an invisible infrared beam. The sensor immediately stops the garage door when there is an obstruction. This security system is active round the clock.
- Garage Door Sensors: Garage door sensors are the first protector of your home’s security. It instantly recognizes the presence of any object or person. The sensor allows the garage door to close only when the path is completely clear. This is how the sensor protects your family and property.
Signs of Faulty Garage Door Sensors
Bad garage door sensors can show a variety of signals. It is very important to recognize these signs in time. Identifying sensor problems can avoid major hassles. With timely repairs, you can ensure the safety of your family.
- Unresponsive Door: Sometimes the garage door doesn’t open for no reason. The door does not respond even when the remote button is pressed. The garage door sometimes stops abruptly or works in an irregular manner. All these symptoms point to bad sensors.
- Flashing Lights: The LED light on the sensor flashes continuously. Sometimes the light starts flashing in an irregular way. Instead of green light, red light appears. All these signs point to a problem in the sensor.
- Intermittent Issues: The garage door sometimes stops abruptly or moves slowly. The door is never completely closed or left unopened. The sensor can also give false alarms at irregular times. All these problems reflect a sensor malfunction.
- Obstruction Errors: The sensor repeatedly incorrectly notifies the obstruction. The sensor indicates obstruction, even in an empty path. The garage door stops for no reason. All these problems indicate a malfunction of the sensor.
Step-by-Step Garage Door Sensor Repair Guide
Garage door sensors should be repaired according to an orderly process. Repairs done correctly help in the longer life of the sensor. It is very important to correctly identify the problem before repairing. Only trained technicians can repair the sensors.

- Diagnosis First: The first step is to find out the exact cause of the sensor malfunction. Technicians check the sensors with special equipment. All electrical connections are thoroughly examined. Accurate identification of the problem makes repair easier.
- Realign Sensors: The correct alignment of the sensor is very important. Both sensors should be facing each other. The height and direction of the sensor are corrected. Accurate alignment improves sensor performance.
- Fix Connections: All wires and connectors are checked. Bad wires are replaced with new wires. All connections are tightened firmly. Electrical circuits are also thoroughly checked.
- Final Testing: After repair, the sensor is thoroughly tested. Garage doors are opened and closed several times. The response time of the sensor is checked. All safety standards are ensured.
Professional Garage Door Sensor Repair Services
Professional repair services can give new life to your garage door sensors. Expert technicians solve every problem with their experience. Professional services provide a long-lasting solution. Quality repairs save you both time and money.
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Benefits
Professional repairs give you many advantages. Expert technicians use the latest technology. The problem is solved permanently. Professional repair also increases the life of the sensor.
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Tools
Professional technicians use special tools. There are different tools for every kind of repair. Modern diagnostic tools accurately identify the problem. Quality equipment ensures better repairs.
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Guarantee
Professional services are also guaranteed. Service is guaranteed for a certain time after repair. Free service is available in case of any problem in the guarantee period. Customer satisfaction is our first priority.
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Expertise
Our technicians receive regular training. Every technician receives a special certificate. Information about new technology is given regularly. Expertise makes it possible to solve every problem.
Preventive Maintenance Tips
Regular maintenance makes the garage door sensor work well for a long time. Major defects can be avoided with the right care. Monthly check-ups catch small problems in time. Regular maintenance saves you both money and time.

- Regular cleaning: The sensor needs to be cleaned every month. Dust and soil can damage the lens of the sensor. Gently clean the sensor with a soft cloth. Clearer sensor performs better.
- Inspect Wiring: Check all wiring regularly. Replace loose or damaged wires immediately. Check the robustness of the connection. Also check the electrical circuit.
- Check Alignment: Check the alignment of the sensor every month. Both sensors should be in a straight line. The height of the sensor should also be correct. With the correct alignment the sensor works properly.
- Test Monthly: Test the sensor every month. Check the security system of the garage door. Angel of the sensor’s response
When to Call LiftWise Professional
In some circumstances, it is very important to seek the help of a professional technician. Don’t try to fix complex problems yourself. Electrical problems can be dangerous. LiftWise’s expert team solves every problem.

- Complex Repairs: Complex repairs can only be performed by trained technicians. Repair of electronic parts of sensors demands specialized knowledge. Incorrect repairs can cause the sensor to be completely damaged. Professional repair provides a permanent solution to the problem.
- Electrical Issues: Electrical problems can be life-threatening. Get the problem of short circuit or wiring fixed immediately. Seek professional help to avoid electric shock. There should be no risk in electrical repairs.
- Persistent Problems: Recurring problems should not be ignored. Constant malfunctions can mean a major problem. Older sensors may need to be replaced. Professional analysis provides an accurate solution.
- Safety Concerns: Safety related problems should not be delayed. Poor sensors increase the risk of an accident. Get repairs done immediately for the safety of children and pets. Professional repairs ensure safety.
Frequently Asked Questions
A well-maintained sensor usually lasts 8-10 years. Its life can be extended by regular checking and cleaning.
No, the sensor always needs a power supply. The backup power system ensures safety even when the power goes out.
Yes, modern sensors are designed to work in all weather. However, it is important to avoid excessive heat or humidity.
Yes, modern sensors can be installed in most old garage doors. The experts at LiftWise will suggest the most suitable sensor for your garage.