1. Introduction
Thank you for purchasing the Daewoo KOG-837RS Microwave with Grill. This appliance combines the convenience of microwave cooking with the browning and crisping capabilities of a grill. To ensure safe and efficient operation, please read this instruction manual thoroughly before using the appliance and retain it for future reference.
2. Important Safety Instructions
When using electrical appliances, basic safety precautions should always be followed, including the following:
- Read all instructions before using the appliance.
- 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 door, hinges, or seals.
- Only qualified service personnel should adjust or repair the oven.
- Ensure the appliance is properly grounded.
- Do not heat liquids or other foods in sealed containers as they are liable to explode.
- Do not use corrosive chemicals or vapors in this appliance.
- Always use microwave-safe cookware.
- Supervise children closely when the appliance is in use.
- Caution: The surfaces of the appliance can become hot during use, especially the grill element.
3. Product Components
Familiarize yourself with the main parts of your Daewoo KOG-837RS microwave oven.


- Door: Opens to access the cooking cavity.
- Door Handle: Used to open and close the door.
- Control Panel: Contains the display, function buttons, and rotary knob for setting time and power.
- Digital Display: Shows time, power level, and cooking status.
- Turntable: Rotates food for even cooking.
- Turntable Support: Supports the glass turntable.
- Grill Rack: Used for grilling food (ensure it is microwave-safe for combination cooking).
- Oven Cavity: The interior cooking space, made of stainless steel.

4. Setup and Installation
Follow these steps for proper installation of your microwave oven.
- Unpacking: Remove all packaging materials and accessories. Inspect the oven for any damage such as dents or a broken door. Do not install if damaged.
- Placement: Place the oven on a flat, stable surface that can support its weight and the heaviest food item likely to be cooked in the oven. Ensure adequate ventilation space: at least 20 cm (8 inches) above the oven, 10 cm (4 inches) at the rear, and 5 cm (2 inches) on each side.
- Power Connection: Plug the oven into a standard grounded electrical outlet. Ensure the voltage and frequency match the specifications on the rating label. Do not use extension cords.
- Initial Cleaning: Before first use, wipe the interior and exterior with a damp cloth. Place the turntable and turntable support correctly inside the oven cavity.
- First Use (Grill Element Burn-in): Before using the grill function for the first time, operate the oven empty on maximum grill power for approximately 10 minutes. This will burn off any manufacturing residues and odors. Ensure the room is well-ventilated during this process.
5. Operating Instructions
This section details how to use the various functions of your Daewoo KOG-837RS microwave oven.
5.1 Setting the Clock
- Press the "Clock" button once.
- Turn the rotary knob to set the hour (0-23 for 24-hour format).
- Press "Clock" again.
- Turn the rotary knob to set the minutes (0-59).
- Press "Clock" to confirm the setting.
5.2 Microwave Cooking
This function uses microwave energy to cook or reheat food.
- Place food in a microwave-safe container on the turntable.
- Press the "Power/Defrost" button repeatedly to select the desired power level (P100, P80, P50, P30, P10). P100 is 800W.
- Turn the rotary knob to set the cooking time (up to 95 minutes).
- Press "Start/Easy Cook" to begin cooking.
5.3 Grill Cooking
The grill function is ideal for browning and crisping food.
- Place food on the grill rack (if applicable) or a heat-resistant dish on the turntable.
- Press the "Grill/Combi" button once for grill mode (G).
- Turn the rotary knob to set the grilling time (up to 95 minutes).
- Press "Start/Easy Cook" to begin grilling.
5.4 Combination Cooking
This mode combines microwave and grill cooking for faster results with browning.
- Place food in a suitable dish on the turntable.
- Press the "Grill/Combi" button repeatedly to select the desired combination mode (C-1, C-2, C-3). Refer to the appliance's internal guide for specific power distribution.
- Turn the rotary knob to set the cooking time.
- Press "Start/Easy Cook" to begin.
5.5 Defrost Function
The oven offers defrosting by weight or by time.
- Defrost by Weight:
- Press "Power/Defrost" twice for defrost by weight (dEF1).
- Turn the rotary knob to select the weight of the food (e.g., 0.1 kg to 2.0 kg).
- Press "Start/Easy Cook".
- Defrost by Time:
- Press "Power/Defrost" three times for defrost by time (dEF2).
- Turn the rotary knob to set the defrosting time.
- Press "Start/Easy Cook".
5.6 Auto Cook Menu
The Auto Cook function provides pre-programmed settings for common food items.
- Press the "Auto Cook" button repeatedly to select the desired program (e.g., 1. Dinner Plate, 2. Soup, 3. Beverage, 4. Fresh Vegetable).
- Turn the rotary knob to adjust the quantity or weight if applicable.
- Press "Start/Easy Cook" to begin.
5.7 Easy Cook (Quick Start)
For quick heating at full power (800W).
- Press "Start/Easy Cook" repeatedly to add 30 seconds of cooking time at full power with each press.
- The oven will start immediately.
5.8 Child Lock Function
To prevent unintended operation, especially by children.
- To Activate: Press and hold the "Stop/Clear" button for 3 seconds. A lock indicator will appear on the display.
- To Deactivate: Press and hold the "Stop/Clear" button for 3 seconds again. The lock indicator will disappear.
6. Cleaning and Maintenance
Regular cleaning helps maintain the performance and longevity of your microwave oven.
- Always unplug the oven before cleaning.
- Oven Interior: Wipe the cavity after each use with a damp cloth. For stubborn stains, use a mild detergent. Avoid abrasive cleaners or scouring pads. The stainless steel interior is designed for easy cleaning.
- Oven Exterior: Clean the exterior with a damp cloth and mild soap. Dry thoroughly.
- Door and Door Seals: Clean the door, door seals, and adjacent parts carefully with a damp cloth to remove any spills or splatters.
- Turntable and Support: The glass turntable and turntable support can be washed in warm soapy water or in a dishwasher. Ensure they are completely dry before placing them back in the oven.
- Grill Element: The grill element is self-cleaning to some extent during operation. For any residue, ensure the oven is cool and unplugged, then carefully wipe with a damp cloth. Do not use metal scouring pads.
7. Troubleshooting
If you encounter problems with your microwave oven, refer to the following table for common issues and solutions.
| Problem | Possible Cause | Solution |
|---|---|---|
| Oven will not start | Power cord not plugged in; Door not closed properly; Fuse blown or circuit breaker tripped; Child lock activated. | Plug into outlet; Close door securely; Replace fuse or reset circuit breaker; Deactivate child lock. |
| Food not cooking evenly | Food not stirred or turned; Cooking time/power level incorrect; Turntable not rotating. | Stir or turn food during cooking; Adjust time/power; Check turntable and support for obstructions. |
| Sparking inside the oven | Metal or foil in the oven; Dish not microwave-safe; Food splatters on cavity walls. | Remove all metal/foil; Use microwave-safe dishes; Clean oven cavity thoroughly. |
| Oven light not working | Bulb needs replacement. | Contact qualified service personnel for bulb replacement. |
If the problem persists after attempting these solutions, please contact customer support.
8. Specifications
| Feature | Specification |
|---|---|
| Brand | Daewoo |
| Model Number | KOG-837RS |
| Type | Microwave with Grill |
| Capacity | 23 Liters |
| Microwave Power Output | 800 Watts |
| Power Levels | 5 |
| Material | Stainless Steel (Interior and Exterior) |
| Color | Stainless Steel |
| Product Dimensions (L x W x H) | 47 x 37 x 29 cm |
| Item Weight | 12.7 kg |
| Special Features | Integrated display, Integrated clock, Child lock |
| Controller Type | Knob |
| Installation Type | Freestanding |
9. Warranty and Support
Daewoo products are manufactured to high-quality standards. For information regarding warranty coverage, please refer to the warranty card included with your purchase or visit the official Daewoo website.
For technical support, spare parts, or service inquiries, please contact your local Daewoo service center or the retailer from whom you purchased the product. Always provide the model number (KOG-837RS) when contacting support.