How do you replace a garage door spring?

Welcome to the MM Garage Door Repair Utah blog! As your local garage door experts, we often get asked about DIY repairs. One of the most common questions we receive is: “How do you replace a garage door spring?” While we always recommend professional service for safety reasons, we understand the desire to tackle home projects. This post will provide a detailed overview of the process. However, please remember that garage door springs are under extreme tension and can cause serious injury or even death if handled improperly. If you’re uncomfortable with any of these steps, please call us at 801-418-9217 or visit mmgaragedoorrepair.com for professional assistance.

Understanding Garage Door Springs

Garage door springs are the unsung heroes of your garage door system. They provide the counterbalancing force needed to lift and lower your heavy garage door. There are two main types of garage door springs: torsion springs and extension springs. Torsion springs are mounted above the garage door opening, while extension springs are located along the horizontal tracks on either side of the door. This guide primarily focuses on replacing torsion springs, as they are the more common type in modern garage door systems. Extension springs are equally dangerous and require a slightly different, but still complex, replacement process.

Safety First

Before we dive into the steps, let’s emphasize safety. This is paramount when dealing with garage door springs. Never attempt to replace a garage door spring without the proper tools and knowledge. The springs are under immense tension, and releasing that tension incorrectly can lead to severe injuries. Wear safety glasses and gloves throughout the entire process. If at any point you feel unsure or uncomfortable, stop and call a professional. Your safety is our top priority.

Tools You’ll Need

To replace a garage door torsion spring, you’ll need the following tools:

• Winding bars (sized appropriately for your springs)
• Adjustable wrench
• Socket set
• Vice grips
• Safety glasses
• Gloves
• Ladder
• Marking pen or tape

Having the right tools makes the job significantly easier and safer.

Step-by-Step Guide to Replacing a Garage Door Torsion Spring

Now, let’s get into the actual replacement process. Remember, proceed with caution and prioritize safety at every step.

Step 1: Secure the Garage Door

The first step is to ensure the garage door is securely in the down position. Use vice grips clamped to the track just above the bottom roller to prevent the door from accidentally opening. This is crucial for your safety.

Step 2: Loosen the Set Screws

Locate the set screws on the spring’s winding cone (the cone at the end of the spring). Use an adjustable wrench to loosen these screws. Do not remove them completely at this stage.

Step 3: Insert the Winding Bars

Insert one winding bar into the bottom hole of the winding cone. Hold the bar firmly and loosen the set screws further. Then, insert the second winding bar into the top hole of the winding cone. The bottom bar will now be holding the spring’s tension.

Step 4: Unwind the Spring

Carefully unwind the spring by moving the bottom winding bar upwards. Keep a firm grip on the bar and control the release of tension. Count the number of quarter turns as you unwind. This is important for re-tensioning the new spring later. Repeat this process until the spring is fully unwound and there is no more tension.

Step 5: Remove the Old Spring

Once the spring is fully unwound, loosen the set screws completely and remove the winding bars. Slide the spring off the torsion tube. You may need to loosen the bolts holding the center bearing plate to allow the torsion tube to move slightly.

Step 6: Install the New Spring

Slide the new spring onto the torsion tube. Make sure the spring is oriented correctly. Torsion springs are typically marked “left wound” or “right wound.” The left wound spring goes on the left side of the door (when facing the door from inside the garage), and the right wound spring goes on the right side.

Step 7: Secure the Spring and Wind It

Secure the spring by tightening the bolts on the center bearing plate (if you loosened them earlier). Insert one winding bar into the top hole of the winding cone and tighten the set screws slightly. Then, insert the second winding bar into the bottom hole. Now, wind the spring by moving the bottom bar downwards. Wind the spring the same number of quarter turns you counted when unwinding the old spring. Add an additional half turn for optimal performance.

Step 8: Secure the Spring and Remove the Winding Bars

Once the spring is fully wound, tighten the set screws securely. Remove the winding bars carefully, one at a time. Ensure the set screws are tightened firmly before removing the final winding bar.

Step 9: Remove the Vice Grips and Test the Door

Remove the vice grips from the track. Carefully test the garage door by opening and closing it manually. The door should move smoothly and stay in place when stopped midway. If the door is difficult to lift or falls quickly, you may need to adjust the spring tension slightly.

Final Solution

Congratulations! You’ve (hopefully) successfully replaced your garage door spring. Remember to lubricate the spring and other moving parts of the garage door system to ensure smooth operation and prolong the life of your new spring. If you encounter any issues or are uncomfortable with any of these steps, don’t hesitate to call us. We’re here to help.

FAQs About Garage Door Spring Replacement

Q: How do I know what size spring to buy?

A: The best way to determine the correct spring size is to measure the old spring’s wire diameter, inside diameter, and length. You can also look for markings on the spring itself. If you’re unsure, contact us, and we can help you identify the correct spring.

Q: How long do garage door springs last?

A: The lifespan of a garage door spring depends on usage and maintenance. Typically, they last between 5 and 10 years. Regular lubrication can help extend their lifespan.

Q: Can I replace just one spring?

A: While it’s possible to replace just one spring, we highly recommend replacing both springs at the same time. This ensures balanced operation and prevents the other spring from failing shortly after. Since they experience the same wear and tear, if one breaks, the other is likely nearing the end of its life as well.

A Final Word of Caution

Replacing garage door springs is a dangerous task. If you’re not comfortable with any of the steps outlined above, please don’t attempt it. Call a professional. At MM Garage Door Repair Utah, we have the experience and expertise to replace your garage door springs safely and efficiently. We’re committed to providing top-notch service and ensuring your garage door system is operating smoothly and safely.

Ready to leave this to the pros? Don’t risk injury or further damage to your garage door. Let our skilled technicians handle your garage door spring replacement. We offer fast, reliable service at competitive prices. Contact us today for a free estimate! Call MM Garage Door Repair Utah at 801-418-9217 or visit mmgaragedoorrepair.com. Let us spring into action for you!