How Much Tension Is On A Garage Door Spring?

Introduction

Garage doors operate smoothly due to the tension created by springs. But just how much tension do these springs hold? Understanding this crucial aspect is essential for safe maintenance and operation of garage doors.

What are Garage Door Springs?

Before delving into tension specifics, it’s vital to grasp the function of garage door springs. These springs counterbalance the weight of the garage door, making it easier to open and close manually or via automatic mechanisms. There are typically two types of springs used: torsion springs and extension springs.

Torsion Springs: The Powerhouses of Garage Doors

Torsion springs are mounted horizontally above the garage door opening. When the door is closed, these springs store mechanical energy by being twisted or wound up. This stored energy is then released to help lift the door when it’s opened. The amount of tension in torsion springs is determined by factors such as the weight and size of the garage door.

Measuring Tension in Torsion Springs

The tension in torsion springs is measured in pounds per square inch (PSI) or inch-pounds (in-lbs). Determining the exact tension requires specialized tools and knowledge due to the potential dangers involved. However, manufacturers often provide guidelines or markings to indicate the spring’s specifications.

Extension Springs: Stretching for Support

Extension springs, unlike torsion springs, stretch vertically above the horizontal tracks on both sides of the door. As the door closes, these springs extend and store energy. When the door is opened, this stored energy is released to assist in lifting the door. Like torsion springs, the tension in extension springs is influenced by factors such as door weight and size.

Understanding Extension Spring Tension

Extension spring tension is typically measured in pounds (lbs) and is directly related to the force needed to extend or compress the spring. This tension is critical for ensuring the smooth and balanced operation of the garage door.

Factors Influencing Tension

Several factors influence the tension in garage door springs:

• Door Weight: Heavier doors require stronger springs to counterbalance their weight.
• Door Size: Larger doors necessitate springs with greater tension to lift and support them.
• Spring Type: Torsion and extension springs have different mechanisms for storing and releasing energy, affecting their tension requirements.
• Material and Design: The material and design of the spring impact its durability and ability to maintain tension over time.

Safety Considerations

Dealing with garage door springs can be hazardous due to the high tension involved. It’s crucial to exercise caution and, if unsure, seek professional assistance. Attempting to adjust or replace springs without the necessary expertise can result in serious injury or property damage.

Maintenance and Adjustment

Regular maintenance is essential for preserving the tension and functionality of garage door springs. Lubrication, inspection for wear and tear, and periodic tension adjustments are recommended to ensure optimal performance and safety.

Conclusion

The tension in garage door springs is a crucial factor in their ability to effectively support and operate garage doors. Understanding the mechanisms behind torsion and extension springs, as well as the factors influencing their tension, is essential for safe maintenance and operation. Prioritizing safety and seeking professional assistance when needed are key practices in ensuring the longevity and reliability of garage door springs.

A1 Garage Doors is providing maintenance and installation services related to garage doors and their parts. If you’re looking for a trustworthy service by skilled technicians you can count on, give us a call at 343-309-9964 for a free quote.