ARREGUI T20EB
ARREGUI Superimpose Electronic Box User Manual
Model: T20EB
Your guide to secure storage and operation.
1. Produto rematadoview
The ARREGUI Superimpose Electronic Box T20EB is a robust and secure storage solution designed for protecting your valuables. Constructed from durable steel, it features an electronic lock system for convenient access and an emergency key for reliable backup.
Características principais:
- Construción duradeira: Made of steel with a 3 mm thick front and 1.5 mm body.
- Bloqueo seguro: Closure with 2 nickel-plated steel studs of 18 mm diameter.
- Teclado electrónico: Programmable electronic lock with a 4 to 8 digit code (100 million combinations).
- Acceso de emerxencia: Includes an emergency opening key for situations like forgotten codes or battery depletion.
- Indicador de batería baixa: Red LED light warns when batteries are running low.
- Deseño compacto: Measures 310x200x200 mm, suitable for various placements.

Figura 1: Fronte view of the ARREGUI Superimpose Electronic Box T20EB, showing the electronic keypad and knob.
2. Configuración e instalación
Before using your electronic box, please follow these setup and installation steps carefully.
2.1 Desembalaxe
Carefully remove the electronic box from its packaging. Ensure all included components are present:
- ARREGUI Superimpose Electronic Box T20EB
- Manual de instrucións (este documento)
- 2 Emergency Opening Keys
- Fixing Hardware (screws)
2.2 Instalación da batería
The electronic lock requires 4 AA 1.5V alkaline batteries (not included). To install:
- Locate the battery compartment, typically on the inside of the door or behind the keypad.
- Abra a tapa do compartimento da batería.
- Insert 4 AA 1.5V alkaline batteries, ensuring correct polarity (+/-).
- Pecha a tapa do compartimento da batería de forma segura.
Nota: Always use new alkaline batteries for optimal performance and to avoid premature battery depletion.
2.3 Initial Code Setup
Upon first use, you will need to set your personal opening code. Refer to the "Operating Instructions" section for detailed steps on programming your code.
2.4 Mounting the Electronic Box
While the electronic box does not require work for installation, it is highly recommended to fix it to a solid surface (e.g., wall or floor) to significantly reduce the risk of theft. The unit has pre-drilled holes for this purpose:
- T20EB Model: 2 holes in the base and 2 holes in the back.
- All holes are 7 mm in diameter.
Use the provided fixing hardware to secure the safe. Ensure the mounting surface is strong enough to support the weight of the safe and its contents.

Figure 2: Dimensions of the ARREGUI Superimpose Electronic Box T20EB, illustrating its compact size for placement.

Figura 3: Example of the electronic box installed within a cabinet, demonstrating its discreet placement capability.
3. Instrucións de funcionamento
This section details how to operate your ARREGUI electronic box, including opening, closing, and managing your access code.
3.1 Opening the Electronic Box
To open the safe using the electronic lock:
- Introduza o seu código persoal de 4 a 8 díxitos no teclado numérico.
- If the code is correct, a green indicator light will illuminate, and you will hear a confirmation sound.
- Within 5 seconds, turn the knob clockwise to open the door.
Nota: If an incorrect code is entered 3 times consecutively, the system will temporarily lock out, preventing further attempts for a short period to enhance security.
3.2 Closing the Electronic Box
Para pechar a caixa forte:
- Pecha a porta firmemente.
- Turn the knob counter-clockwise until it clicks into the locked position. The steel studs will engage.
3.3 Changing Your Personal Code
It is recommended to change your code periodically for enhanced security. The safe supports one user code.
- With the door open, locate the red reset button on the inside of the door, near the hinge or battery compartment.
- Press the reset button. A yellow indicator light will illuminate, indicating the safe is ready to accept a new code.
- Enter your new 4 to 8 digit code on the keypad.
- Press the 'A' or 'B' button (or '#' or '*' depending on model, refer to keypad markings) to confirm the new code. A confirmation sound will indicate success.
- Test the new code with the door open before closing it to ensure it has been set correctly.
3.4 Emergency Opening with Key
In case of forgotten code, depleted batteries, or electronic keypad malfunction, you can use the emergency key to open the safe.
- Locate the emergency keyhole, usually concealed behind a small cover on the keypad panel.
- Retire a tapa.
- Insert the emergency key and turn it counter-clockwise while simultaneously turning the knob clockwise to open the door.
- Importante: Store emergency keys in a secure location away from the safe.

Figure 4: The electronic box with its door open, showing the interior and the emergency keys inserted into the lock.
4. Mantemento
Proper maintenance ensures the longevity and reliable operation of your ARREGUI electronic box.
4.1 Substitución da batería
When the red LED light next to the keypad illuminates, it indicates that the batteries are running low and need to be replaced. Replace all 4 AA 1.5V alkaline batteries simultaneously to ensure consistent power.
- Abre a caixa forte usando o teu código ou a chave de emerxencia.
- Localiza o compartimento da batería.
- Retira as pilas antigas e eliminalas de forma responsable.
- Insert new 4 AA 1.5V alkaline batteries, observing correct polarity.
- Pecha o compartimento da batería.
Atención: Non mesture pilas antigas e novas, nin tipos diferentes de pilas.
4.2 Limpeza
Limpar o exterior da caixa forte cun pano suave eamp pano. Evite o uso de produtos de limpeza abrasivos ou solventes, xa que poden danar o acabado ou os compoñentes electrónicos.
5 Solución de problemas
If you encounter issues with your electronic box, refer to the following common problems and their solutions.
| Problema | Causa posible | Solución |
|---|---|---|
| A caixa forte non abre con código. | Código introducido incorrecto. As baterías están baixas ou esgotadas. Keypad malfunction. | Re-enter code carefully. Replace batteries (see Section 4.1). Use the emergency key (see Section 3.4). |
| Red LED light is on. | As baterías están baixas. | Replace all 4 AA 1.5V alkaline batteries immediately. |
| Keypad is unresponsive after multiple attempts. | Temporary lockout due to 3 incorrect code entries. | Wait for a few minutes for the system to reset, then try again. If urgent, use the emergency key. |
| Cannot change code. | Incorrect procedure followed. As baterías están demasiado baixas. | Ensure the door is open and the reset button is pressed correctly (see Section 3.3). Replace batteries before attempting to change the code. |
If the problem persists after trying these solutions, please contact ARREGUI customer support or refer to their official websitio para obter máis axuda.
6. Especificacións
Detailed technical specifications for the ARREGUI Superimpose Electronic Box T20EB.
| Característica | Detalle |
|---|---|
| Marca | ARREGUI |
| Número de modelo | T20EB |
| Dimensións do produto (P x A x A) | 7.87" de profundidade x 12.2" de ancho x 7.87" de alto (200 mm de profundidade x 310 mm de ancho x 200 mm de alto) |
| Peso do elemento | 10.12 libras (4.6 quilogramos) |
| Material | Aceiro de aliaxe |
| Tipo de bloqueo | Electrónica, clave |
| Capacidade | 9 litros |
| Cor | Gris escuro |
| Fonte de enerxía | 4 AA 1.5V Alkaline Batteries (not included) |
| Tipo de montaxe | Freestanding (with option for fixing) |
| Compoñentes incluídos | Instruction manual, 2 emergency keys, fixing screws |
| Característica especial | Portátil |
7. Garantía e soporte
For information regarding product warranty, please refer to the warranty card included with your purchase or visit the official ARREGUI websitio. Os termos e condicións da garantía poden variar segundo a rexión.
For technical support, spare parts, or any other inquiries, please contact ARREGUI customer service through their official channels. Contact information can typically be found on the manufacturer's websitio ou na embalaxe do produto.
ARREGUI Official Websitio: www.arregui.es (Please note: This link is provided as a general reference and may require navigation to the specific product support section.)
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