1. Introduction
Thank you for choosing the Tefal GC 7728 Optigrill 2-in-1 Electric Grill. This appliance is designed to provide a versatile cooking experience, functioning as both a contact grill and an open grill. To ensure safe and optimal performance, please read this instruction manual thoroughly before first use and retain it for future reference.
2. Important Safety Instructions
When using electrical appliances, basic safety precautions should always be followed to reduce the risk of fire, electric shock, and injury to persons, including the following:
- Read all instructions before operating the appliance.
- Do not touch hot surfaces. Use handles or knobs.
- To protect against electrical shock, do not immerse cord, plugs, or appliance in water or other liquid.
- Close supervision is necessary when any appliance is used by or near children.
- Unplug from outlet when not in use and before cleaning. Allow to cool before putting on or taking off parts, and before cleaning the appliance.
- Do not operate any appliance with a damaged cord or plug, or after the appliance malfunctions or has been damaged in any manner. Contact customer service for examination, repair, or adjustment.
- The use of accessory attachments not recommended by the appliance manufacturer may cause injuries.
- Do not use outdoors.
- Do not let cord hang over edge of table or counter, or touch hot surfaces.
- Do not place on or near a hot gas or electric burner, or in a heated oven.
- Extreme caution must be used when moving an appliance containing hot oil or other hot liquids.
- Always attach plug to appliance first, then plug cord into the wall outlet. To disconnect, turn any control to "off," then remove plug from wall outlet.
- Do not use appliance for other than intended use.
3. Product Overview
The Tefal GC 7728 Optigrill 2-in-1 features an intuitive control panel and robust construction for efficient grilling. Key components include the main unit, removable grill plates, and a removable grease tray.

Figure 1: Front view of the Tefal GC 7728 Optigrill 2-in-1, showing the main control panel with various cooking programs and doneness indicators.
The control panel includes buttons for power, frozen food, manual mode, and specific cooking programs for different food types. The doneness indicator on the right side provides visual feedback on the cooking progress (Rare, Medium, Well, Done).
4. Setup
- Unpacking: Carefully remove the grill and all accessories from the packaging. Dispose of packaging materials responsibly.
- Initial Cleaning: Before first use, wipe the grill plates and the exterior of the appliance with a damp cloth. Ensure all parts are completely dry. The removable grill plates and grease tray can be washed with warm, soapy water or placed in a dishwasher (refer to cleaning instructions for details).
- Placement: Place the grill on a stable, flat, heat-resistant surface, away from walls and flammable materials. Ensure adequate ventilation around the appliance.
- Install Plates and Tray: Insert the clean grill plates securely into the appliance. Ensure the removable grease tray is correctly positioned beneath the grill to collect excess fat and juices.
- Power Connection: Plug the power cord into a grounded electrical outlet. The appliance is now ready for use.
5. Operating Instructions
5.1. Preheating
- Close the grill.
- Press the power button (U). The preheating indicator will illuminate.
- Select your desired cooking program (e.g., beef, fish, vegetables) or manual mode.
- Press the OK button to start preheating. The indicator light will flash during preheating.
- Once preheating is complete, the appliance will beep, and the indicator light will turn solid. The grill is now ready for food.
5.2. Automatic Cooking Programs
The Optigrill features automatic cooking programs that adjust cooking time and temperature based on the thickness of the food.
- After preheating, open the grill and place your food on the lower grill plate. Close the grill.
- The grill will automatically detect the food thickness and begin cooking.
- Monitor the doneness indicator on the control panel. It will change color and beep at different stages (Rare, Medium, Well, Done).
- Remove food when your desired doneness is reached.
5.3. Manual Mode
For custom cooking or foods not covered by automatic programs, use manual mode.
- After preheating, select the manual mode button (M).
- Adjust the temperature using the temperature control knob (if available) or by cycling through temperature settings.
- Place food on the grill and monitor cooking progress visually.
5.4. 2-in-1 Open Grill Function
The Tefal GC 7728 can be used as an open grill, allowing you to cook on both plates simultaneously.

Figure 2: The Tefal GC 7728 Optigrill 2-in-1 in its open position, demonstrating its use as a flat grill for cooking items like grilled vegetables and skewers.
- Open the grill completely until it lies flat.
- Select manual mode or a suitable program.
- Place food on both grill plates.
- Cook food, turning as necessary, until desired doneness is achieved.
6. Maintenance and Cleaning
Regular cleaning ensures the longevity and optimal performance of your grill.
- Unplug and Cool: Always unplug the appliance from the power outlet and allow it to cool completely before cleaning.
- Remove Plates and Tray: Detach the grill plates and the grease tray.
- Cleaning Plates and Tray: The removable grill plates and grease tray are dishwasher safe. Alternatively, wash them by hand with warm, soapy water and a non-abrasive sponge. Rinse thoroughly and dry completely before reattaching.
- Cleaning the Main Unit: Wipe the exterior of the main unit with a damp cloth. Do not use abrasive cleaners or scouring pads. Never immerse the main unit in water or any other liquid.
- Storage: Once clean and dry, store the grill in a cool, dry place.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Grill does not turn on. | Not plugged in; power outlet issue. | Ensure the power cord is securely plugged into a working outlet. Check the circuit breaker. |
| Grill not heating up. | Preheating cycle not initiated or completed. | Ensure you have pressed the OK button after selecting a program to start preheating. Wait for the preheating indicator to turn solid. |
| Food not cooking evenly. | Grill plates not properly installed; uneven food thickness. | Ensure grill plates are securely locked in place. Cut food to a uniform thickness for best results. |
| Excessive smoke. | Grease buildup on plates or tray; very fatty food. | Clean grill plates and grease tray thoroughly. Trim excess fat from food before grilling. Ensure proper ventilation. |
8. Specifications
- Model: GC7728 OPTIGRILL 2IN1
- Power: 2100 Watts
- Material: Metal
- Installation Type: Freestanding
- Special Features: Digital temperature control, Removable plate, Removable grease tray, Preheating indicator
- Color: Black
- Recommended Use: Indoor
9. Warranty and Support
For warranty information or technical support, please refer to the warranty card included with your product or contact Tefal customer service directly. Keep your proof of purchase for any warranty claims.
You can find more information and support on the official Tefal website: www.tefal.com







