1. Introduction
Thank you for choosing the Cujui 5-in-1 Rotary Cheese Grater Vegetable Slicer. This versatile kitchen tool is designed to simplify your food preparation tasks, offering efficient slicing, shredding, and grating with enhanced safety features. Please read this manual thoroughly before initial use to ensure proper operation and maintenance.
2. Package Contents
Your Cujui 5-in-1 Rotary Cheese Grater includes the following components:
- Main Unit with Suction Base
- Transparent Barrel
- Food Pusher
- Handle
- Blade Storage Box
- 5 Interchangeable Stainless Steel Drum Blades:
- Wavy Slicing Blade
- Slicing Blade
- 2mm Julienne Blade
- 4mm Shredding Blade
- 6mm Shredding Blade

Figure 1: Overview of all included components.
3. Setup
- Attach the Transparent Barrel: Align the transparent barrel with the main unit and slide it into place until it clicks securely. Ensure the release button on the main unit is not pressed during this step.
- Insert the Desired Blade: Select one of the five drum blades from the storage box. Insert the chosen blade into the transparent barrel. The blades are designed to fit snugly.
- Attach the Handle: Secure the handle by twisting it onto the end of the drum blade until it is firmly attached.
- Secure the Suction Base: Place the grater on a clean, smooth, and dry countertop. Push down the lever on the side of the main unit to activate the powerful suction base, ensuring the grater is stable and does not move during operation.

Figure 2: Step-by-step assembly guide.
Video 1: Demonstrates the assembly and multi-purpose use of the grater.
4. Operating Instructions
The Cujui 5-in-1 Rotary Cheese Grater is designed for safe and efficient food preparation. Always ensure the unit is securely attached to the countertop before use.
4.1. Food Preparation
- Cut food items into pieces that fit comfortably into the oversized feed chute.
- Place a bowl or container beneath the transparent barrel's opening to collect the processed food.
4.2. Using the Grater
- Place the food item into the feed chute.
- Use the food pusher to gently press the food down towards the rotating blade. Keep your fingers away from the blades at all times.
- Turn the handle clockwise to rotate the drum blade and process the food.
- Continue turning until all food is processed.

Figure 3: Easy operation with food pusher.
4.3. Blade Functions
The grater comes with 5 specialized blades for various tasks:
- Wavy Slicing Blade: Ideal for decorative wavy cuts on potatoes, cucumbers, or carrots.
- Slicing Blade: For thin, even slices of vegetables like cucumbers, zucchini, or potatoes.
- 2mm Julienne Blade: Creates very fine julienne strips, perfect for salads or garnishes.
- 4mm Shredding Blade: For medium shredding of cheese, carrots, or cabbage.
- 6mm Shredding Blade: For coarse shredding of cheese, potatoes, or other firm vegetables.

Figure 4: Blade types and their applications.
Video 2: Demonstrates grating cheese with the Cujui Rotary Grater.
Video 3: Shows quick potato slicing using the grater.
5. Maintenance and Cleaning
Proper cleaning ensures the longevity and performance of your Cujui grater.
5.1. Disassembly for Cleaning
- Release the suction base by lifting the lever.
- Unscrew the handle from the drum blade.
- Remove the drum blade from the transparent barrel.
- Press the release button on the main unit and slide off the transparent barrel.
- Separate the two parts of the drum blade by gently pulling them apart.
5.2. Cleaning Instructions
- Blades and Plastic Components: To ensure the longevity of the blades and plastic components, hand rinsing is recommended. This preserves the sharp edges and integrity of the product.
- Dishwasher Safety: While some components may be dishwasher safe, hand washing is generally preferred for all parts to maintain optimal condition. Avoid high heat settings in the dishwasher for plastic parts.
- Use a soft brush or sponge with mild dish soap to clean all parts. Rinse thoroughly with water.
- Allow all parts to air dry completely before reassembling or storing.

Figure 5: Disassembled grater for easy cleaning.
6. Troubleshooting
- Suction Base Not Holding: Ensure the countertop surface is clean, smooth, and completely dry. Press the suction lever firmly down. Avoid porous or textured surfaces.
- Food Getting Stuck: Ensure food items are cut to an appropriate size for the feed chute. Do not overfill the chute. Apply steady, gentle pressure with the food pusher.
- Blades Not Rotating Smoothly: Check that the handle is securely tightened and the drum blade is correctly inserted. Ensure no food debris is obstructing the rotation mechanism.
- Difficulty Disassembling: Ensure the suction lever is released and the transparent barrel release button is pressed when attempting to remove the barrel.
7. Specifications
| Model Number | QPJ-lv |
| Color | Green |
| Material | Plastic, Stainless Steel |
| Product Dimensions | 9.3"L x 5.3"W x 11.2"H |
| Item Weight | 2.16 Pounds |
| Shape | Round |
| UPC | 764923399114 |
8. Warranty and Support
Cujui stands behind the quality of its products. For warranty information, technical support, or any questions regarding your 5-in-1 Rotary Cheese Grater, please refer to the contact information provided with your purchase or visit the official Cujui website.