Garage Door Won’t Close When Sunny

Garage Door Won’t Close When Sunny: Causes and Solutions

A garage is an essential part of any home, providing shelter and security for vehicles and belongings. However, if your garage door refuses to close on sunny days, it can be a frustrating and concerning issue. While it may seem like a peculiar problem, there are several common causes and solutions to address this issue.

1. Photoelectric Sensors: One of the most common causes of a garage door not closing in sunny conditions is the interference of sunlight with the photoelectric sensors. These sensors are designed to detect obstacles and prevent the door from closing if something is in the way. However, direct sunlight can trigger these sensors, making the door think there is an obstruction.

2. Misaligned Sensors: Another reason for a malfunctioning garage door is misaligned sensors. Over time, vibrations or accidental bumps can knock the sensors out of alignment, causing them to lose communication and preventing the door from closing properly.

3. Heat Expansion: Extreme heat and direct sunlight can cause the metal components of your garage door, such as the tracks and springs, to expand. This expansion can interfere with the smooth operation of the door, making it difficult or impossible to close.

See also  Why Wont My Window Roll Up

4. Malfunctioning Circuit Board: The circuit board that controls the opening and closing of your garage door may malfunction due to overheating caused by direct sunlight. This can result in the door failing to close or respond to commands.

1. Shade the Sensors: To prevent sunlight interference, try shading the photoelectric sensors with a small roof or cover. This will block direct sunlight while still allowing the sensors to function properly.

2. Sensor Realignment: Check if the sensors are properly aligned. If they are misaligned, adjust them so that they face each other directly. Ensure that there is no obstruction blocking the sensors’ view.

3. Lubrication: Apply lubricant to the metal components of the garage door, such as the tracks and springs, to reduce friction and ensure smooth operation. This can help prevent the door from getting stuck and not closing properly.

4. Ventilation: Improve the ventilation in your garage by installing fans or vents. This will help regulate the temperature and prevent excessive heat buildup, reducing the risk of circuit board malfunctions.

See also  How to Quiet a Garage Door


1. Why does my garage door only have trouble closing on sunny days?
– Sunlight can interfere with the photoelectric sensors or cause heat expansion, leading to the door not closing properly.

2. Can I disable the photoelectric sensors to solve the issue?
– It is not recommended to disable the sensors as they are crucial for safety. Instead, shade them to prevent sunlight interference.

3. How often should I lubricate the garage door components?
– It is advisable to lubricate the metal components every six months to ensure smooth operation.

4. What should I do if realigning the sensors doesn’t solve the problem?
– If realignment doesn’t work, check for any damage or contact a professional for further inspection and repair.

5. Can I use a garage door opener with a malfunctioning circuit board?
– No, it is not safe to use a garage door opener with a malfunctioning circuit board. Contact a professional for repair or replacement.

See also  Garage Door Makes Clunking Noise When Opening

6. Will installing insulation help with the overheating issue?
– Yes, insulation can help regulate the temperature in your garage, reducing the risk of overheating and circuit board malfunctions.

7. Are there any other factors that can cause a garage door to malfunction?
– Yes, other factors such as worn-out springs, damaged cables, or motor issues can also cause a garage door to malfunction. It is best to consult a professional for a thorough inspection and appropriate solutions.

In conclusion, a garage door not closing when it’s sunny can be caused by sunlight interference with sensors, misalignment, heat expansion, or circuit board malfunctions. By implementing the suggested solutions and addressing the frequently asked questions, you can troubleshoot and resolve this frustrating issue, ensuring the proper functioning of your garage door.

Scroll to Top