Introducció
This manual provides comprehensive instructions for the installation, operation, and maintenance of the Corbin Russwin DL4112-605 Double Cylinder Mortise Deadlock. Please read these instructions carefully before proceeding with installation or use to ensure proper function and security.
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The Corbin Russwin DL4112-605 is a robust double cylinder mortise deadlock designed for high-security applications. It features a steel deadbolt with a hardened steel insert, providing enhanced resistance against forced entry. The lock is operated by a key from both the interior and exterior sides of the door.

Figure 1: Corbin Russwin DL4112-605 Double Cylinder Mortise Deadlock. This image displays the Corbin Russwin DL4112-605 Double Cylinder Mortise Deadlock, showing its robust steel construction, the deadbolt, and the key cylinder mechanism.
Components clau:
- Forrellat: Steel with hardened steel insert, 1" (25mm) throw.
- Vaga: Standard wrought brass or bronze, 3-1/2" (89mm) x 1-1/8" (29mm).
- Cilindre: 6-pin, L4 keyway, 0-bitted.
- Claus: Two nickel silver keys provided.
- Acabat: US3 Bright Brass 605.
Configuració i instal·lació
Installation of a mortise deadlock requires precision and familiarity with door hardware. If you are unsure about any step, it is recommended to consult a professional locksmith or installer.
Eines necessàries:
- Trepant
- Mortise chisel set
- Tornavisos (Phillips i cap pla)
- Cinta mètrica o regle
- Llapis
- Ulleres de seguretat
Passos d'instal·lació:
- Prepara la porta: Mark the desired location for the mortise pocket on the door edge and face. Ensure the lock will be at a comfortable height.
- Cut the Mortise Pocket: Carefully cut the mortise pocket into the door edge and face according to the lock body dimensions. This requires a mortise chisel or a specialized mortising machine. Ensure the pocket is deep enough for the lock body to sit flush.
- Drill Cylinder Holes: Drill holes through the door face for the key cylinders, aligning them with the lock body's cylinder openings.
- Instal·leu el cos del pany: Insert the mortise lock body into the prepared pocket. Secure it with screws through the faceplate into the door edge.
- Install Cylinders: Insert the 6-pin cylinders into the appropriate holes from both sides of the door. Secure them to the lock body using the provided set screws or retaining rings.
- Instal·leu la placa de tancament: Close the door and mark the position of the deadbolt on the door frame. Chisel out a recess for the strike plate and drill a hole for the deadbolt throw. Secure the strike plate with screws.
- Prova de funcionament: Insert a key into both cylinders and test the deadbolt's operation. Ensure it extends and retracts smoothly and fully engages with the strike plate.
Important: Ensure all screws are tightened securely, but do not overtighten, which could strip the threads or damage the door.
Instruccions de funcionament
The Corbin Russwin DL4112-605 is a double cylinder deadlock, meaning it requires a key for both locking and unlocking from either side of the door.
- Tancar: Insert one of the provided nickel silver keys into the cylinder on either side of the door. Rotate the key 360 degrees until the deadbolt is fully extended into the strike plate. Remove the key.
- Per desbloquejar: Insert one of the provided nickel silver keys into the cylinder on either side of the door. Rotate the key 360 degrees in the opposite direction until the deadbolt is fully retracted into the lock body. Remove the key.
Nota: Always ensure the deadbolt is fully extended when locking for maximum security. Do not leave keys in the cylinders when not in use.
Manteniment
Regular maintenance will ensure the longevity and smooth operation of your deadlock.
- Neteja: Netegeu les superfícies exteriors amb un damp cloth. Avoid abrasive cleaners or solvents, which can damage the finish.
- Lubricació: Periodically (e.g., once a year), apply a small amount of graphite-based lubricant or a silicone-based spray specifically designed for locks into the keyway. Do not use oil-based lubricants, as they can attract dust and grime.
- Comproveu els cargols: Occasionally check all mounting screws for tightness and re-tighten if necessary.
Resolució de problemes
| Problema | Causa possible | Solució |
|---|---|---|
| Key difficult to insert or turn | Dirty keyway, worn key, misaligned cylinder | Clean keyway with compressed air, lubricate with graphite, try a new key, check cylinder alignment. |
| Deadbolt does not extend/retract fully | Misaligned strike plate, debris in lock mechanism, worn internal components | Adjust strike plate, clean lock mechanism, if problem persists, professional service may be required. |
| Lock feels loose | Cargols de muntatge solts | Tighten all visible mounting screws. |
If you encounter issues not listed here or if solutions do not resolve the problem, please contact Corbin Russwin customer support or a qualified locksmith.
Especificacions
| Característica | Detall |
|---|---|
| Nom del model | DL4112-605 |
| Marca | Corbin Russwin |
| Tipus de bloqueig | Key Lock (Double Cylinder Mortise Deadlock) |
| Material | Acer d'aliatge, llautó |
| Deadbolt Throw | 1" (25 mm) |
| Cilindre | 6-pin, L4 keyway, 0-bitted |
| Strike Standard | Wrought brass or bronze, 3-1/2" (89mm) x 1-1/8" (29mm) |
| Components inclosos | 2 claus |
| Usos recomanats | Commercial, High-Security |
Garantia i Suport
Corbin Russwin products are manufactured to high standards and are backed by a manufacturer's warranty. For specific warranty details, please refer to the documentation included with your purchase or visit the official Corbin Russwin weblloc.
For technical support, replacement parts, or further assistance, please contact Corbin Russwin customer service. Contact information can typically be found on the manufacturer's weblloc o embalatge del producte.
- Fabricant: CORBIN
- Número de model: DL4112-605
- Data de primera disponibilitat: 14 d'abril de 2014





