1. Introducció
This manual provides comprehensive instructions for the assembly, installation, operation, and maintenance of your Step2 Atherton Grand XL Mailbox and Mailbox Post Kit. This kit is designed to offer a durable and aesthetically pleasing solution for your mail delivery needs, featuring a classic design with modern functionality.

Image 1.1: The Step2 Atherton Grand XL Mailbox and Mailbox Post Kit.
The Step2 Atherton Grand Mailbox and Post Kit combines an elegantly styled mailbox with a robust post cover. It features recessed panels, crown molding, and crisp corners, providing the authentic appearance of crafted wood without the associated maintenance. Key features include a magnetic closure, a dedicated newspaper chute, and a red flag for outgoing mail. Constructed from high-quality, fade-resistant resin, this kit is designed for long-lasting beauty and performance.
2. Informació de seguretat
- Always wear appropriate safety gear, such as gloves and eye protection, during assembly and installation.
- Ensure the installation area is clear of underground utilities (e.g., electrical lines, water pipes) before digging. Contact your local utility companies to mark lines if necessary.
- Aneu amb compte en manipular eines.
- If using a ladder, ensure it is stable and properly secured.
- Mantingueu les peces petites allunyades dels nens per evitar perills d'asfixia.
3. Contingut del paquet
Verify that all components are present before beginning assembly. The kit includes:
- XL Mailbox (Onyx Black)
- Mailbox Post Cover (Classic White)
- Stainless Steel Support Plate
- All necessary hardware for installation (screws, nuts, washers, caps)
Nota: A standard 4x4 wooden post (not included) is required for installation.

Image 3.1: All hardware included with the kit.
4. Configuració i instal·lació
Follow these steps for proper installation of your Step2 Atherton Grand Mailbox and Post Kit. A 4x4 wooden post (sold separately) is required.
- Install the 4x4 Wooden Post: Securely install a standard 4x4 wooden post into the ground according to local postal regulations and best practices for stability. Ensure the post is level and at the correct height. (Refer to local postal service guidelines for specific height requirements).
- Slide on the Post Cover: Carefully slide the Classic White mailbox post cover over the installed 4x4 wooden post. Ensure it sits flush with the ground or desired base level.
- Attach the Support Plate: Position the stainless steel support plate onto the post cover. This plate is crucial for preventing mailbox sag. Secure it using the provided hardware.
- Mount the Mailbox: Place the Onyx Black XL mailbox onto the support plate. Align the mounting holes and secure the mailbox to the support plate and post cover using the remaining hardware. Ensure all connections are tight and secure.

Image 4.1: Do-it-yourself installation steps. *Wood post NOT included.
5. Instruccions de funcionament
The Step2 Atherton Grand XL Mailbox is designed for ease of use and functionality.
- Mail Retrieval: The mailbox features a magnetic closure to keep the door securely shut. Simply pull the door open to retrieve your mail.
- Outgoing Mail: Place outgoing mail inside the mailbox and raise the red flag located on the side of the mailbox. Lower the flag once mail has been collected.
- Newspaper Chute: A dedicated newspaper chute is integrated below the mailbox for convenient delivery of newspapers or small rolled items.
- Capacitat: The extra-large capacity of this mailbox can accommodate several days' worth of mail and small to medium-sized packages.

Image 5.1: The XL capacity accommodates various mail items and packages.
6. Manteniment
The Step2 Atherton Grand Mailbox and Post Kit is constructed from high-quality, fade-resistant resin, requiring minimal maintenance.
- Neteja: To clean, simply wipe down the surfaces with a damp cloth and mild soap. Rinse thoroughly with water. Avoid abrasive cleaners or harsh chemicals, as these can damage the finish.
- Sense pintar ni tenyir: The resin material retains its color and finish over time, eliminating the need for painting, sanding, or staining.
- Inspecció estacional: Periodically check all hardware connections to ensure they remain tight and secure, especially after severe weather conditions.

Image 6.1: The durable resin construction ensures maintenance-free beauty.
7. Solució De Problemes
- Mailbox Sag: If the mailbox appears to sag, ensure the stainless steel support plate is correctly installed and all mounting hardware is securely tightened. This plate is designed to prevent common mailbox sag issues.
- Loose Post: If the entire post assembly feels loose, check the stability of the underlying 4x4 wooden post. Re-secure or reinforce the wooden post as necessary.
- La porta no tanca correctament: Inspect the magnetic closure for any obstructions or damage. Clean the magnetic surfaces if dirt or debris is present.
8. Especificacions
| Característica | Detall |
|---|---|
| Número de model | 522900 |
| Material | High-Quality Resin (Plastic) |
| Color | Classic White Mail Post and Onyx Black XL Mailbox |
| Dimensions del producte (muntat) | 30.33 "P x 14" W x 64" H |
| Mailbox Opening Dimensions | 10.5" x 13.5" x 16.5" |
| Tipus de muntatge | Post Mount (requires 4x4 wooden post, sold separately) |
| Included Security Features | Hopper & Baffle (internal design for mail protection) |
| Pes de l'article | 35 lliures |
| UPC | 733538522996 |

Image 8.1: Detailed dimensions of the mailbox and post kit.
9. Garantia i Suport
The Step2 Atherton Grand XL Mailbox and Mailbox Post Kit is backed by a 15 any de garantia, reflecting the manufacturer's commitment to quality and durability.
For warranty claims, technical assistance, or any questions regarding your product, please contact The Step2 Company, LLC directly. Refer to the product packaging or the official Step2 weblloc web per obtenir la informació de contacte més actualitzada.





