Introducció
This manual provides essential instructions for the proper setup, operation, and maintenance of your Master Lock 6421LJWO Keyed Padlock. Please read these instructions carefully before using the product to ensure optimal performance and security.

An image of the Master Lock 6421LJWO Keyed Padlock, featuring a black rectangular body and a silver U-shaped shackle.
Configuració
Contingut del paquet
- One Master Lock 6421LJWO Keyed Padlock
- Two operating keys
Inspecció Inicial
Before first use, inspect the padlock for any signs of damage. Ensure the shackle moves freely and the key inserts smoothly into the keyway. Verify that the provided keys operate the lock correctly.
Instruccions de funcionament
Desbloqueig del cadenat
- Introduïu la clau completament a la ranura.
- Turn the key clockwise approximately one-quarter turn (90 degrees).
- Estireu el grilló cap amunt per obrir el cadenat.
- Traieu la clau.
Tancant el cadenat
- Alineeu el grilló amb el cos del cadenat.
- Push the shackle firmly downwards until it clicks into place.
- Ensure the shackle is securely locked by attempting to pull it open without the key.
- The key can be removed only when the padlock is in the locked position.
Manteniment
Lubricació
To ensure smooth operation and prolong the life of your padlock, periodically apply a small amount of graphite lubricant or a silicone-based lubricant to the keyway and shackle mechanism. Avoid using oil-based lubricants as they can attract dirt and debris, potentially hindering operation.
Neteja
Wipe the padlock body with a clean, dry cloth to remove dirt and grime. For stubborn dirt, a mild soap solution can be used, followed by thorough drying to prevent corrosion.
Resolució de problemes
La clau és difícil d'inserir o girar
- Ensure the key is inserted correctly and fully into the keyway.
- Apply lubricant to the keyway as described in the Maintenance section.
- Check for any debris or foreign objects in the keyway that might be obstructing the key.
El grillet no s'obre ni es tanca suaument
- Apply lubricant to the shackle mechanism where it enters the padlock body.
- Ensure the key is fully turned when attempting to open the shackle.
- Comproveu si hi ha obstruccions físiques que impedeixin que el grillet es mogui lliurement.
Claus Perdudes
If keys are lost, contact Master Lock customer support for assistance. Note that this model uses a unique key for each padlock, and replacement keys may require specific information about your lock, such as the key code if available.
Especificacions
| Marca | Master Lock |
| Número de model | 6421LJWO |
| Tipus de bloqueig | Bloqueig de clau |
| Material del cos | Steel (Laminated Finish) |
| Material de grillons | Bor |
| Diàmetre del grillet | 5/16 polzada |
| Alçada del grillet | 2 1/2 polzades |
| Amplada del grillet | 7/8 polzada |
| Body Dimensions (H x W x T) | 2 13/32 in (Height) x 2 1/8 in (Width) x 1 5/16 in (Thickness) |
| Color | Negre |
| Tipus de clau | Different (Unique Key) |
| Resistent a la intempèrie | Sí |
| Rekeyable | Sí |
| UPC | 071649074257 |
Informació de la garantia
Master Lock products are manufactured to demanding standards and are warranted to be free from defects in workmanship and materials for the life of the product. This warranty does not cover product abuse, modification, or improper installation. If you experience any issues, please refer to the support section or visit the official Master Lock weblloc web per obtenir informació detallada sobre els termes i condicions de la garantia.
Suport
Per a més ajuda, registre de productes o per a view preguntes freqüents, visiteu el lloc web oficial de Master Lock weblloc:
You may also contact Master Lock customer service directly through their website for personalized support regarding your 6421LJWO Keyed Padlock.





