1. Introduction
This manual provides essential information for the proper use and identification of your EasyKeys Replacement Key for Hafele 3100. This key is specifically designed as a replacement for Hafele locks requiring the 3100 code. Please read these instructions carefully before use to ensure correct application and optimal performance.
2. Setup: Identifying Your Lock Code
Before using your replacement key, it is crucial to accurately identify the code of your existing lock. The Hafele 3100 replacement key is compatible only with locks specifically coded as '3100' from the Hafele manufacturer. Incorrect code identification may result in the key not functioning or potentially damaging the lock mechanism.

This diagram illustrates common locations where you can find the code for your lock. These include directly on the existing key, etched onto the face of the lock cylinder, on a sticker or label located inside or behind the lock mechanism, or on a label affixed to the cabinet or door itself.
Important Notes:
- Manufacturer Specificity: Lock codes are manufacturer-specific. Always verify that your lock is manufactured by Hafele.
- Key Cut Differences: Even if codes appear similar, key cuts vary significantly by brand. Ensure your lock code and manufacturer precisely match the product title.
3. Operating Your Replacement Key
Once you have confirmed your lock code is '3100' and the manufacturer is Hafele, you can proceed to use your replacement key.
- Insert the Key: Gently insert the EasyKeys replacement key into the lock cylinder. Do not force the key.
- Turn the Key: With the key fully inserted, turn it clockwise or counter-clockwise (depending on your lock mechanism) to engage the locking or unlocking action.
- Remove the Key: Once the lock is engaged or disengaged, return the key to its original insertion position and carefully remove it.
This custom-cut brass key is designed for a precise fit and smooth operation with compatible Hafele 3100 cam locks.
4. Maintenance: Key Care
Proper care of your replacement key will ensure its longevity and reliable performance.
- Keep Clean: Periodically wipe the key with a dry cloth to remove dirt or debris.
- Avoid Bending: Do not apply excessive force or attempt to bend the key, as this can alter its shape and prevent it from functioning correctly.
- Proper Storage: Store the key in a safe place where it will not be exposed to extreme temperatures or physical damage.
5. Troubleshooting
If you encounter issues with your replacement key, consider the following troubleshooting steps:
- Key Does Not Insert Smoothly: Ensure the key is oriented correctly. Check the lock cylinder for any visible obstructions or debris.
- Key Does Not Turn: Double-check that the lock code on your lock matches '3100' and that the lock is indeed a Hafele brand. Verify there are no foreign objects inside the lock mechanism.
- Stiff Operation: If the key feels stiff when turning, a small amount of graphite-based lock lubricant can be applied to the key or directly into the lock cylinder. Avoid oil-based lubricants as they can attract dirt.
- Key Breaks in Lock: If the key breaks, do not attempt to extract it yourself if you risk further damage. Contact a professional locksmith.
If problems persist after following these steps, please refer to the support section.
6. Specifications
| Brand | EasyKeys |
| Model Number | 3100-hafele-key-528701 |
| Lock Type Compatibility | Cam Lock |
| Material | Brass |
| Item Dimensions (L x W x H) | 0.5 x 0.5 x 1 inches |
| Item Weight | 4 ounces |
| Special Features | Adjustable Fit, Custom Cut Key, Durable |
| Included Components | Key |
| Original Lock Manufacturer | Hafele |
7. Warranty and Support
For specific warranty information regarding your EasyKeys Replacement Key, please refer to the original product listing or contact EasyKeys Inc. USA directly through their seller page on Amazon.
If you require further assistance or have questions not covered in this manual, please visit the EasyKeys Store on Amazon or contact customer support via the Amazon product page for the Hafele 3100 Replacement Key.