Garage door lifting unevenly or making noise? Your double springs might need adjusting. Over time, tension can shift and affect how your door operates. 

This guide walks you through how to safely adjust a double spring garage door, helping you restore smooth, balanced performance without a hitch.

How to adjust a double spring garage door?

Adjusting a double spring garage door requires careful balancing. Using winding bars, adjust the tension on each spring equally. If unsure, it’s best to call a professional for safety.

Key Takeaways

  • Double spring systems are typically used in heavier garage doors and require regular adjustments.
  • Springs should be adjusted evenly to avoid imbalanced door movement.
  • Proper safety precautions must be followed when working with garage door springs.

how to adjust a double spring garage door

What Is a Double Spring Garage Door?

A double spring garage door system consists of two springs, which work together to help lift and lower the garage door smoothly. 

These springs are placed on either side of the door and are responsible for balancing the door’s weight. 

Double springs are commonly used for heavier garage doors and provide more even support compared to single-spring systems.

Over time, the springs may stretch, wear out, or lose their tension. If the door is not functioning correctly, you may need to adjust the springs. 

It’s essential to do this with care since the springs are under a significant amount of tension.

Why Adjust Your Double Spring Garage Door?

There are several reasons why you might need to adjust your double spring garage door. These can include:

Uneven Door Movement: If the door is leaning to one side or not closing properly, it may be because the springs are not balanced.

Difficulty Opening or Closing: If the door is heavy to lift or won’t stay open, the springs may have lost their tension.

Excessive Noise: If you hear loud noises when the door opens or closes, it could indicate that the springs are out of alignment or need adjustment.

Tools You Will Need

Before you begin adjusting your double spring garage door, make sure you have the following tools ready:

  1. Wrench or socket set
  2. Adjustable pliers or locking pliers
  3. Ladder (if necessary)
  4. Tension rod or winding bar (depending on your door’s specific system)
  5. Safety gloves and goggles

how to adjust a double spring garage door

Step-by-Step Guide to Adjusting a Double Spring Garage Door

Follow these steps to adjust the springs on your garage door:

Step 1: Disconnect the Garage Door Opener

Before you start adjusting the springs, disconnect the garage door opener to ensure that the door cannot be operated electronically while you’re working. 

Pull the emergency release cord to disengage the opener from the door.

Step 2: Inspect the Springs and Door

Take a moment to inspect the springs, cables, and other components of the garage door. Look for any visible damage or wear, such as frayed cables or broken springs. 

If the springs are damaged, they should be replaced instead of adjusted. Never attempt to adjust or replace springs that are cracked or broken.

Step 3: Position the Ladder and Secure the Door

Place the ladder under the centre of the garage door, ensuring it is stable. 

If necessary, use the locking pliers to secure the door in place, preventing it from moving while you make adjustments. This is especially important if you’re working alone.

Step 4: Adjusting the Tension on the Springs

The most common reason for garage door issues is incorrect spring tension. To adjust the tension on your double springs, follow these steps:

Locate the Spring Adjustment Mechanism: Double spring systems will have adjustment bolts or nuts on both springs. These are typically located near the ends of the springs.

Use the Winding Bars or Tension Rod: Insert the winding bar or tension rod into the adjustment hole in the spring. This allows you to adjust the tension in the spring without making direct contact with the spring itself.

Increase or Decrease Tension: To increase the tension, turn the winding bar clockwise. To decrease the tension, turn it counter clockwise. 

Adjust both springs evenly to ensure the door stays balanced. If you’re unsure how much to adjust, do it in small increments, turning the winding bar no more than 1/4 turn at a time.

Check the Door’s Balance: After adjusting the springs, manually lift the garage door to check if it moves smoothly and stays in place. The door should stay open halfway without assistance. If the door is still difficult to lift or hangs unevenly, repeat the adjustment process.

Step 5: Recheck the Alignment

After adjusting the springs, check the alignment of the door and the tracks. If the door seems out of alignment, use the track adjustment bolts to realign it. 

Adjust the tracks until the door moves freely without obstruction.

Step 6: Test the Door

Once you’ve made the adjustments, test the door several times to ensure it opens and closes smoothly. 

Check the door’s movement to see if it operates evenly on both sides. If the door is still making excessive noise or not functioning correctly, further adjustments may be necessary.

Frequently Asked Questions 

1. How often should I adjust the springs on my garage door?

It’s not necessary to adjust the springs frequently. However, you should check them every 6 to 12 months to ensure they are functioning properly. If the door shows signs of uneven movement, it may need an adjustment.

2. Can I adjust the springs myself?

Yes, you can adjust the springs yourself if you have the proper tools and experience. However, if you’re unsure or uncomfortable, it’s best to call a professional to avoid injury or damage.

3. How long do garage door springs last?

Garage door springs typically last 7 to 10 years, depending on how often the door is used. If your springs are worn out or showing signs of damage, it’s time to replace them.

Conclusion

Adjusting a double spring garage door is a manageable task if you follow the right steps and take the necessary precautions. 

Regular maintenance and proper spring tension are key to ensuring your garage door operates smoothly and efficiently. 

While it’s possible to adjust the springs yourself, always prioritise safety and consider calling a professional if you encounter any issues. With the right adjustments, your garage door will provide reliable service for years to come.

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