Model: CL310K
This manual provides comprehensive instructions for the installation, operation, maintenance, and troubleshooting of your Codelocks CL310K Tubular Deadbolt. The CL310K is a robust mechanical keyless lock designed for access control, featuring a 13-button keypad offering over 8,000 possible combinations. It is designed to retrofit over a 2 1/8" door preparation and includes a key override function with a 6-pin cylinder.
Please read these instructions carefully before installation and use to ensure proper function and longevity of your lock.

Image: Front view of the Codelocks CL310K Tubular Deadbolt, showcasing the numerical keypad and the key override cylinder at the bottom. The lock features a brushed steel finish.
The Codelocks CL310K is a mechanical push-button lock that does not require batteries or external power. It is designed for ease of use and security. Key features include:
Proper installation is crucial for the optimal performance of your CL310K deadbolt. It is recommended to have basic DIY skills or consult a professional for installation.
For detailed diagrams and specific measurements, refer to the included installation template.
To lock the door, simply close it. The deadbolt will automatically extend. For enhanced security, ensure the deadbolt is fully extended into the strike plate.
The CL310K comes with a random factory-set code. It is highly recommended to change this code immediately after installation.
Important: Always record your new code in a secure location. Do not share your code with unauthorized individuals.
Regular maintenance ensures the smooth and reliable operation of your Codelocks CL310K.
| Problem | Possible Cause | Solution |
|---|---|---|
| Lock does not open with code. | Incorrect code entered; code change pins not set correctly; internal mechanism issue. | Verify the code. Re-check code change pin settings. If issue persists, contact support. |
| Deadbolt is stiff or binds. | Door misalignment; insufficient lubrication; debris in mechanism. | Check door alignment and hinges. Lubricate the latchbolt and keyway. Clean any visible debris. |
| Key override does not work. | Keyway obstructed; worn key; internal cylinder issue. | Ensure keyway is clear. Try a spare key. If still problematic, contact support. |
| Buttons are hard to press. | Normal wear; environmental factors; internal spring issue. | This can be normal over time. If excessively stiff, ensure no debris is lodged around buttons. |
If you encounter issues not listed here or if the suggested solutions do not resolve the problem, please contact Codelocks customer support.
Codelocks products are manufactured to high standards and are backed by a manufacturer's warranty. For specific warranty details, please refer to the warranty card included with your product or visit the official Codelocks website.
For technical assistance, replacement parts, or further inquiries, please contact Codelocks customer support:
When contacting support, please have your product model (CL310K) and purchase information ready.
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