How to Change a Commercial Door Lock: A Step-by-Step Guide

• Phillips and flathead screwdrivers
• Allen wrenches
• Tape measure
• Replacement lock
• Safety glasses (optional)

Step-by-Step Guide

1. Remove the Old Lock

Start by removing the existing lock. This typically involves unscrewing the lock from the door. Here's a more detailed breakdown:

• Locate Screws: Find the screws on the interior side of the door.
• Unscrew the Lock: Use the appropriate screwdriver to remove the screws. Keep them in a safe place; you might need them later.
• Remove the Lock Mechanism: Gently pull the lock mechanism out of the door. You may need to wiggle it slightly if it's stuck.

2. Measure the Door

Before installing the new lock, measure the door to ensure the new lock will fit properly. Measure the thickness of the door and the backset (the distance from the edge of the door to the center of the lock).

3. Prepare the New Lock

Unpack your new lock and check that you have all the necessary components. Familiarize yourself with the instructions provided by the manufacturer. Most commercial locks come with:

• A lock body
• Strike plate
• Screws
• Key cylinder

4. Install the New Lock

Now it's time to install the new lock. Follow these steps:

• Insert the Lock Cylinder: Slide the lock cylinder into the door, aligning it with the existing hole.
• Attach the Lock Body: Secure the lock body with screws, ensuring it's flush against the door.
• Install the Strike Plate: Position the strike plate on the door frame, ensuring it aligns with the lock bolt. Secure it with screws.
• Test the Lock: Check that the lock operates smoothly. Insert the key and turn it to ensure the mechanism works correctly.

5. Secure Everything

Once the new lock is installed and tested, tighten all screws securely. Double-check that the lock is stable and aligned correctly. If necessary, adjust the strike plate to ensure the lock bolt engages properly.

Advanced Tips for Optimal Security

Enhancing your commercial door lock installation with these advanced tips can provide added security and longevity to your lock system.

1. Choose High-Security Locks: Opt for high-security locks that offer features like anti-drill, anti-pick, and anti-bump technologies. These locks are more resistant to common break-in methods.
2. Consider Access Control Systems: For larger businesses, integrating electronic access control systems can provide enhanced security. These systems can track entry and exit, restrict access to certain areas, and even offer remote access capabilities.
3. Use Reinforced Strike Plates: Installing reinforced strike plates can make it more difficult for intruders to force the door open. These plates are usually thicker and come with longer screws that anchor into the door frame more securely.
4. Regular Maintenance Checks: Schedule regular maintenance checks for all locks in your commercial building. This can help identify potential issues before they become security risks.
5. Employee Training: Ensure that your employees are trained on security protocols, including how to properly lock up and what to do in case of a security breach. Awareness and proper training can significantly enhance your overall security.
6. Install Door Closers: Door closers ensure that doors automatically close and latch after being opened, which is particularly useful for maintaining security in high-traffic areas.
7. Use Security Cameras: Integrating security cameras near entrances can deter potential intruders and provide valuable evidence in case of a security incident.

Tips for Maintaining Your New Lock

To keep your new commercial lock in top condition:

• Regularly Lubricate: Use a graphite-based lubricant to keep the lock mechanism smooth.
• Inspect Periodically: Check for signs of wear and tear, and address any issues promptly.
• Rekey When Necessary: If security concerns arise, consider rekeying the lock rather than replacing it entirely.

Common Mistakes to Avoid

When changing a commercial door lock, avoid these common mistakes to ensure a successful installation:

• Incorrect Measurements: Failing to measure the door and lock components accurately can lead to improper fitting.
• Overtightening Screws: Overtightening can damage the lock and door. Ensure screws are secure but not overly tight.
• Ignoring Manufacturer Instructions: Each lock may have specific installation requirements. Always follow the manufacturer's instructions.
• Using the Wrong Tools: Using inappropriate tools can damage the lock and door. Ensure you have the right tools before starting the installation.
• Neglecting to Test the Lock: Always test the lock multiple times after installation to ensure it operates smoothly and securely.

FAQs

How to change out a commercial door lock?

Changing out a commercial door lock involves removing the old lock, measuring the door, preparing the new lock, installing it, and securing everything. Our detailed guide above provides step-by-step instructions.

Can I change a door lock myself?

Yes, with the right tools and instructions, you can change a commercial door lock yourself. It typically takes about 30 minutes to an hour, depending on your experience and the type of lock.

Can you rekey a commercial lock?

Yes, commercial locks can be rekeyed. This process involves altering the lock mechanism so that it can be operated by a new key. It's a cost-effective way to enhance security without replacing the entire lock.

How much does it cost to change a commercial lock?

The cost of changing a commercial lock varies based on the type of lock and whether you hire a professional locksmith. On average, you might spend between $100 and $250, including the cost of the lock and labor.

Are commercial door locks different?

Yes, commercial door locks are typically more robust and secure compared to residential locks. They are designed to withstand higher traffic and offer enhanced security features suitable for business environments.

How do locksmiths change locks?

Locksmiths change locks by first removing the existing lock, then installing a new one or rekeying the existing lock. They have specialized tools and expertise to ensure the lock is installed correctly and operates smoothly.

Conclusion

Don't let security worries lock down your business potential. Whether you're upgrading old locks, dealing with a lockout, or setting up a master key system, Royal Locksmith is here to ensure your business stays safe and sound. Request a service now or give us a call.