1. Introduction
Thank you for choosing the ONCE FOR ALL Safe Mandoline Slicer, Model JS001. This innovative kitchen tool is designed to simplify your food preparation by offering safe and efficient slicing, dicing, and julienning of various vegetables and fruits. Its unique design prioritizes user safety with a hidden blade mechanism, ensuring your hands never come into direct contact with the cutting surface. Please read this manual thoroughly before first use to ensure proper operation, maintenance, and to maximize the lifespan of your product.

Image 1.1: The ONCE FOR ALL Safe Mandoline Slicer with examples of its cutting capabilities.
2. Important Safety Instructions
Always observe the following safety precautions to prevent injury:
- Keep Fingers Away from Blades: The mandoline slicer features a hidden blade design for safety. Always use the provided food pusher to guide food through the chute. Never use your bare hands to push food.
- Sharp Blades: The blades are extremely sharp. Handle with care during assembly, disassembly, and cleaning.
- Stable Surface: Ensure the slicer is placed on a stable, flat, and dry surface before use. The suction cups on the base help secure the unit.
- Children and Pets: Keep the mandoline slicer out of reach of children and pets.
- Proper Use: Use the appliance only for its intended purpose of slicing vegetables and fruits. Do not attempt to cut frozen foods, bones, or other hard items.
- Cleaning: Use the provided cleaning brush to remove food residue from the blades. Avoid direct contact with blades during cleaning.

Image 2.1: Demonstrating safe operation with the food pusher, ensuring fingers do not touch blades.
3. Package Contents
Please check the package to ensure all items are present:
- Mandoline Slicer Unit (main body with integrated blades)
- Food Pusher
- Collection Container
- Cleaning Brush
4. Setup and Assembly
Follow these steps to set up your mandoline slicer for first use:
- Unpack: Carefully remove all components from the packaging.
- Install Collection Container: Align the collection container with the base of the slicer and slide it into place until it snaps securely.
- Extend Legs: Pull out the support legs on the back of the slicer until they click into their locked position.
- Secure to Surface: Place the slicer on a clean, flat countertop. Press down firmly on the top of the unit to engage the suction cups on the base, ensuring stability during operation.
- Insert Food Pusher: Place the food pusher into the main chute.

Image 4.1: Visual guide for installing the food feeder, extending the legs, and utilizing the suction cups for stability.
5. Operating Instructions
The ONCE FOR ALL Mandoline Slicer offers versatile cutting options with adjustable thickness and shape settings.
5.1. Adjusting Thickness and Shape
The slicer features integrated controls for adjusting both the cutting thickness and the desired shape without needing to change blades.
- Thickness Regulation: Rotate the thickness dial located on the side of the unit to select a thickness from 0.1mm to 8mm.
- Shape Regulation: Adjust the shape setting to choose between slices, strips, julienne, or dices. Refer to the markings on the device for specific settings.

Image 5.1: Controls for the press handle, thickness adjustment dial, and shape selection.
5.2. Slicing Procedure
- Prepare Food: Wash and peel your vegetables or fruits as needed. Cut larger items into pieces that fit comfortably into the feeding chute.
- Adjust Settings: Set the desired thickness and shape using the dials.
- Load Food: Place the food item into the feeding chute.
- Use Food Pusher: Position the food pusher over the food item. Hold the handle of the food pusher firmly.
- Operate: Push the food pusher down and forward in a steady motion to guide the food through the blades. The cut pieces will fall into the collection container below.
- Repeat: Continue until all food is processed.

Image 5.2: The mandoline slicer set up to produce different cuts, including slices, strips, dices, and juliennes.

Image 5.3: A display of various vegetables and fruits cut into uniform slices, strips, and dices.
6. Maintenance and Cleaning
Regular cleaning ensures optimal performance and hygiene of your mandoline slicer.
- Dishwasher Safe: The main unit and collection container are dishwasher safe. Place them on the top rack for best results.
- Hand Washing: For hand washing, disassemble the collection container. Use the provided cleaning brush to carefully remove any food residue from the blades and other parts under running water. Avoid direct contact with the blades.
- Drying: Ensure all parts are thoroughly dry before reassembling or storing.

Image 6.1: Cleaning the mandoline slicer with the included brush under running water.
7. Storage
The ONCE FOR ALL Mandoline Slicer features a collapsible design for convenient storage.
- Collapse Legs: Press the release buttons (if any) or gently push the support legs inward until they fold flat against the main unit.
- Compact Design: The slicer can then be stored vertically or horizontally in a drawer or cabinet, occupying minimal space.

Image 7.1: The mandoline slicer in its collapsed state, ready for compact storage.
8. Troubleshooting
If you encounter any issues with your mandoline slicer, please refer to the following common solutions:
- Slicer is unstable: Ensure the support legs are fully extended and locked. Press down on the unit to engage the suction cups on a clean, dry, flat surface.
- Food not slicing cleanly: Check that the food item is properly positioned in the chute and that the food pusher is applying even pressure. Ensure the blades are clean and free of obstructions.
- Difficulty pushing food: Some harder vegetables (e.g., raw sweet potatoes) may require more force. Ensure the food item is cut to a manageable size. Do not force the food if it feels stuck; remove and reposition.
- Food residue stuck: Use the provided cleaning brush to dislodge any stubborn food particles from the blade area.
9. Specifications
| Feature | Detail |
|---|---|
| Brand | ONCE FOR ALL |
| Model Number | JS001 |
| Product Dimensions | 11"L x 4.7"W x 14"H |
| Material | Acrylonitrile Butadiene Styrene, Stainless Steel |
| Item Weight | 1.83 pounds (830 Grams) |
| Blade Material | 420 Stainless Steel |
| Operation Mode | Manual |
| Adjustable Thickness | 0.1mm - 8mm |
| Special Features | Multipurpose, Safety Protect Hands, Hidden Blades, Safety Lock, Collapsible, Dishwasher Safe, BPA Free, Includes Cleaning Brush & Container, Easy to Use & Clean, Time-Saving |
| Recommended Uses | Potatoes, Sweet Potato, French Fry, Onion, Cucumber, Zucchini, Celery, Lemon, Carrot, Apple, Vegetables, Fruits, Food |
| Product Care Instructions | Dishwasher Safe |
10. Warranty and Support
10.1. Warranty Information
The ONCE FOR ALL Safe Mandoline Slicer (Model JS001) is covered by a 24-month warranty from the date of purchase. This warranty covers manufacturing defects and issues arising from normal use. Please retain your proof of purchase for warranty claims.
10.2. Customer Support
For any questions, concerns, or support needs regarding your product, please contact our customer service team. You can typically find contact information on the product packaging or through the retailer where you purchased the item.



