1. Introduction
This manual provides instructions for the assembly, operation, and maintenance of your DEVAISE 3-Drawer Mobile File Cabinet. Please read these instructions carefully before assembly and use to ensure proper function and safety. Keep this manual for future reference.
2. Important Safety Information
- Secure the cabinet: To prevent tip-over, especially when drawers are open or the cabinet is moved, ensure it is placed on a stable, level surface. Consider securing it to a wall if heavy items are stored or if children are present.
- Drawer caution: Be cautious when opening and closing drawers to avoid pinching fingers. Do not open multiple drawers simultaneously as this may cause the cabinet to become unstable and tip over.
- Weight limits: Do not exceed the maximum weight capacity of 150 lbs (68 kg) for the entire unit. Distribute weight evenly.
- Assembly: Assembly is required. Follow all steps precisely. It is recommended to have two people for assembly to ensure safety and ease.
- Material handling: This product is made from engineered wood. Handle components carefully during assembly to prevent damage.
3. Package Contents
Before beginning assembly, verify that all parts listed below are present and undamaged. If any parts are missing or damaged, please contact customer service.
- All necessary wood panels for the cabinet frame, drawers, and shelves.
- Three drawer handles.
- Five rolling casters (two with locking mechanism).
- Drawer slides and hanging file rails.
- Assembly hardware (screws, dowels, cam locks, etc.).
- Assembly tools (e.g., Allen wrench, screwdriver - may not be included, prepare your own).
4. Setup and Assembly
Assembly is required for this product. Please follow the steps below carefully. It is recommended to assemble the unit on a soft, clean surface to prevent scratches.
4.1 Preparation
- Clear a spacious area for assembly.
- Identify all parts and hardware using the provided parts list (refer to your physical manual for detailed part labels).
- Gather necessary tools: Phillips head screwdriver, hammer (optional, for dowels).
4.2 Assembly Steps (General Overview)
- Assemble the Main Frame: Connect the side panels, top, and bottom panels using the provided hardware. Ensure all connections are secure.
- Install Casters: Attach the five rolling casters to the bottom panel. Position the two lockable casters at the front for stability. The central caster helps prevent tipping.
- Construct Drawers: Assemble the three drawer boxes. Attach the drawer slides to the sides of each drawer and to the corresponding positions within the cabinet frame.
- Install Drawer Handles: Secure the handles to the front of each drawer.
- Insert File Rails: For the bottom drawer, install the adjustable rails for A4/Letter size hanging files.
- Assemble Open Shelves: Insert the adjustable shelf into the open compartment. Adjust its height as needed.
- Attach Back Panel: Secure the back panel to the main frame.
Note: For detailed, step-by-step visual instructions, please refer to the assembly guide included in your product packaging.

Figure 1: Fully assembled DEVAISE 3-Drawer Mobile File Cabinet.

Figure 2: Product dimensions and weight capacity.
5. Operating Instructions
5.1 Using the Drawers
- Top Drawers: The two upper drawers are designed for office supplies, stationery, and smaller items. Pull the handle gently to open and push to close.
- Bottom File Drawer: The bottom drawer is equipped with adjustable rails to accommodate A4 or Letter-sized hanging files. Adjust the rails to fit your file size. This drawer features full-extension slides for easy access to all contents.
- Smooth Operation: All drawers utilize smooth full-extension slides for quiet and easy access. Avoid forcing drawers open or closed.

Figure 3: Three-drawer storage for various items.

Figure 4: Full-extension file drawer for A4/Letter documents.
5.2 Using the Open Shelves
The open compartment features an adjustable shelf, allowing you to customize the storage space for books, decorative items, or other office essentials. Simply reposition the shelf supports to your desired height.
5.3 Mobile Functionality (Casters)
- Moving the Cabinet: The five rolling casters allow for smooth movement on various floor types, including wood and carpet.
- Locking Casters: The two front casters are lockable. Press down on the lever to engage the lock and prevent the cabinet from moving. Lift the lever to unlock.
- Anti-Tip Caster: A central caster is included to enhance stability and prevent the cabinet from tipping over, especially when drawers are extended.

Figure 5: Lockable and swivel casters for mobility and stability.

Figure 6: Cable management feature for organized electronics.
6. Maintenance
- Cleaning: The cabinet is scratch and stain resistant. Wipe surfaces with a soft, damp cloth (wet towel) to clean. Avoid abrasive cleaners or harsh chemicals that may damage the finish.
- Hardware Check: Periodically check all screws and connections to ensure they remain tight. Retighten if necessary.
- Drawer Slides: If drawers become stiff, a small amount of silicone lubricant can be applied to the slides.
- Casters: Keep casters free of debris (hair, dust) to ensure smooth rolling.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Cabinet is wobbly or unstable. | Loose hardware; uneven floor; weight not evenly distributed. | Ensure all screws are tightened. Place on a level surface. Distribute contents evenly. Do not open multiple drawers at once. |
| Drawers do not slide smoothly. | Drawer slides are misaligned or dirty; excessive weight in drawer. | Check alignment of drawer slides. Clean slides and apply silicone lubricant if needed. Reduce weight in the drawer. |
| Casters do not roll freely. | Debris caught in casters; casters are locked. | Clean any debris from around the caster wheels. Ensure lockable casters are in the unlocked position. |
| Difficulty during assembly. | Instructions unclear; parts misidentified. | Review the assembly manual carefully. Double-check part labels. Contact customer service for assistance if needed. |
8. Specifications
- Brand: DEVAISE
- Model Name: 057 (AHDG057 Wood 3 Drawer Mobile Cabinet / DHS)
- Color: Rustic Brown
- Product Dimensions (Overall): 31.3" W x 15.7" D x 24.7" H (including wheels)
- Material: Engineered Wood, PP (Polypropylene)
- Weight Limit: 150 lbs (68 kg)
- Number of Drawers: 3
- Number of Shelves: 1 (adjustable)
- Assembly Required: Yes
- Special Features: Adjustable shelf, full-extension drawer slides, lockable casters, anti-tip central caster.
9. Warranty and Support
For any questions regarding assembly, missing parts, or product functionality, please contact DEVAISE customer service. We provide 24/7 service to assist you.
Please refer to your purchase documentation or the manufacturer's website for specific warranty details and contact information.





