1. Important Safety Instructions
Read all instructions carefully before using the appliance. Keep this manual for future reference.
- Do not attempt to operate this oven with the door open as this can result in harmful exposure to microwave energy.
- Do not place any object between the oven front face and the door or allow soil or cleaner residue to accumulate on sealing surfaces.
- Do not operate the oven if it is damaged. It is particularly important that the oven door closes properly and that there is no damage to the: (1) door (bent), (2) hinges and latches (broken or loosened), (3) door seals and sealing surfaces.
- The oven should not be adjusted or repaired by anyone except properly qualified service personnel.
- Always ensure the appliance is properly grounded.
- Do not use corrosive chemicals or vapors in this appliance.
- Liquids or other foods must not be heated in sealed containers since they are liable to explode.
- Only use utensils suitable for microwave ovens.
- When heating food in plastic or paper containers, keep an eye on the oven due to the possibility of ignition.
- If smoke is observed, switch off or unplug the appliance and keep the door closed in order to stifle any flames.
- Overheating liquids can cause sudden boiling. Exercise caution when removing containers.
- The contents of feeding bottles and baby food jars should be stirred or shaken and the temperature checked before consumption, in order to avoid burns.
- This appliance is not intended for use by persons (including children) with reduced physical, sensory or mental capabilities, or lack of experience and knowledge, unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety.
- Children should be supervised to ensure that they do not play with the appliance.
- The microwave oven is intended for heating food and beverages. Drying of clothing and heating of warming pads, slippers, sponges, damp cloth and similar may lead to risk of injury, ignition or fire.
- The appliance must not be cleaned with a steam cleaner.
- The appliance is not intended to be operated by means of an external timer or separate remote-control system.
2. Product Overview
The Klarstein 10028201 is a versatile countertop microwave oven with a grill function, designed for efficient heating, cooking, and grilling of various foods.

Components:
- Door Safety Lock System: Ensures the oven operates only when the door is securely closed.
- Oven Window: Allows observation of food during cooking.
- Turntable Ring: Supports the glass turntable.
- Turntable Shaft: Rotates the turntable.
- Glass Turntable: Ensures even cooking by rotating food.
- Control Panel: Contains buttons and a dial for setting cooking functions and time.
- Waveguide Cover: Protects the microwave emission component. Do not remove.
- Grill Rack: Used for grilling functions.

3. Setup and Installation
3.1 Unpacking
Carefully remove the microwave oven and all packing materials from the carton. Check the oven for any damage, such as dents or a misaligned door. Do not operate the oven if it is damaged. Contact customer service for assistance.
3.2 Placement
- Place the oven on a flat, stable surface that can support its weight and the heaviest food likely to be cooked in the oven.
- Ensure adequate ventilation. Maintain a minimum clearance of 10 cm (4 inches) from the rear wall, 20 cm (8 inches) from the top, and 5 cm (2 inches) from the sides. The front of the oven should be at least 8 cm (3 inches) from the edge of the counter to prevent tipping.
- Do not block air vents. Blocked vents can cause overheating and damage the oven.
- Keep the oven away from heat sources and strong magnetic fields.
- Do not place the oven in a damp area or near water.

3.3 Electrical Connection
Plug the oven into a properly installed and grounded wall outlet. Ensure the voltage matches the rating label on the oven (230 Volts).
3.4 Initial Use
Before first use, operate the microwave oven empty for approximately 5 minutes on high power. This helps to burn off any manufacturing residues and reduce initial odors. Ensure the area is well-ventilated during this process.
4. Operating Instructions
Familiarize yourself with the control panel before operation.

4.1 Setting the Clock
- In standby mode, press the "Defrost/Clock" button once.
- Turn the "Time/Weight" dial to set the hour.
- Press "Defrost/Clock" again.
- Turn the "Time/Weight" dial to set the minutes.
- Press "Defrost/Clock" to confirm.
4.2 Microwave Cooking
- Place food in a microwave-safe container on the glass turntable.
- Close the door.
- Press the "Micro Power" button repeatedly to select the desired power level (e.g., P100 for 100% power, P80 for 80%, etc.). There are 5 power levels.
- Turn the "Time/Weight" dial to set the cooking time.
- Press "Instant/Start" to begin cooking.
4.3 Grill Cooking
Use the provided grill rack for best results. Ensure the grill rack is placed on the glass turntable.
- Place food on the grill rack.
- Close the door.
- Press the "Grill/Combi" button once for Grill mode (G).
- Turn the "Time/Weight" dial to set the grilling time.
- Press "Instant/Start" to begin grilling.
4.4 Combination Cooking (Microwave + Grill)
This oven offers two combination modes:
- C1 (30% Microwave, 70% Grill): Suitable for fish, potatoes, or gratin.
- C2 (55% Microwave, 45% Grill): Suitable for pudding, omelets, or baked potatoes.
- Place food in a suitable container on the grill rack.
- Close the door.
- Press the "Grill/Combi" button twice for C1, or three times for C2.
- Turn the "Time/Weight" dial to set the cooking time.
- Press "Instant/Start" to begin.
4.5 Defrost by Weight
- Place frozen food on the glass turntable.
- Close the door.
- Press the "Defrost/Clock" button twice for defrost by weight (dEF1).
- Turn the "Time/Weight" dial to select the food weight (e.g., 200g, 400g, up to 2000g).
- Press "Instant/Start" to begin defrosting.
4.6 Auto Cooking Programs
The oven has pre-set programs for common foods. Refer to the list next to the control panel (A1-A8).
- Place food in a suitable container.
- Close the door.
- Press the "Auto Cooking" button repeatedly to select the desired program (A1-A8).
- Turn the "Time/Weight" dial to select the weight or quantity if applicable.
- Press "Instant/Start" to begin.
Note: For optimal results, it is often recommended to manually adjust power and time based on food type and quantity, as auto programs are general guidelines.
4.7 Instant Start
Pressing "Instant/Start" directly will start the oven at 100% microwave power for 30 seconds. Each subsequent press adds 30 seconds to the cooking time.
4.8 Pause/Cancel
Press "Pause/Cancel" once to pause cooking. Press it twice to cancel the current program and return to standby mode.
5. Maintenance and Cleaning
Regular cleaning and maintenance will ensure the longevity and efficient operation of your microwave oven.
5.1 General Cleaning
- Always unplug the oven from the power outlet before cleaning.
- Keep the inside of the oven clean. When food splatters or spilled liquids adhere to oven walls, wipe with a damp cloth. Mild detergent may be used if the oven gets very dirty. Avoid using sprays or other harsh cleaners as they may stain or streak the door surface.
- Clean the door and window on both sides, the door seals and adjacent parts frequently with a damp cloth to remove any spills or spatters. Do not use abrasive cleaners.
- Do not allow the control panel to become wet. Clean with a soft, damp cloth. When cleaning the control panel, leave the oven door open to prevent the oven from accidentally turning on.
- If steam accumulates inside or around the outside of the oven door, wipe with a soft cloth. This is a normal occurrence when the microwave oven is operated in high humidity conditions.
- The glass turntable and turntable ring can be washed in mild soapy water or in a dishwasher.
- Clean the oven cavity with a damp cloth after each use, especially after grilling, to prevent grease buildup.
5.2 Replacing the Oven Light
The oven light is not user-replaceable. If the light fails, contact qualified service personnel.
6. Troubleshooting
If you encounter problems with your microwave oven, consult the following table before contacting customer service.
| Problem | Possible Cause | Solution |
|---|---|---|
| Oven will not start | Power cord not plugged in; Door not closed properly; Fuse blown or circuit breaker tripped. | Ensure power cord is securely plugged in; Close door firmly; Check household fuse or reset circuit breaker. |
| Microwave output low | Incorrect power level selected. | Ensure correct power level is selected for desired cooking. |
| Food not cooking evenly | Food not stirred or turned; Turntable not rotating; Incorrect cooking time/power. | Stir or turn food during cooking; Check turntable for obstructions; Adjust cooking time and power. |
| Light not working | Bulb needs replacement. | Contact qualified service personnel for bulb replacement. |
| Oven interior smells | Food residue buildup. | Clean oven interior thoroughly with a damp cloth and mild detergent. |
7. Specifications
| Feature | Specification |
|---|---|
| Brand | KLARSTEIN |
| Model Number | 10028201 |
| Type | Countertop Microwave with Grill |
| Capacity | 23 Litres |
| Microwave Power | 800 Watts |
| Grill Power | 1000 Watts |
| Voltage | 230 Volts |
| Material | Stainless Steel |
| Dimensions (L x W x H) | 49 x 48.28 x 29.4 cm |
| Weight | 12 Kilograms |
| Special Features | Timer, Turntable |
8. Warranty and Support
For warranty information and customer support, please refer to the documentation provided with your purchase or visit the official Klarstein website. Keep your proof of purchase for any warranty claims.
For further assistance, you may contact Klarstein customer service. Contact details are typically available on the manufacturer's website or in the original packaging.







