Important Safety Instructions
Read all instructions carefully before using the appliance. Follow basic safety precautions to reduce the risk of fire, electric shock, injury to persons, or exposure to excessive microwave energy.
- 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.
- Ensure proper grounding instructions are followed.
- Do not heat liquids or other foods in closed containers since they are liable to explode.
- Do not use corrosive chemicals or vapors in this appliance.
- This appliance is intended for household use only.
Product Overview
The Midea 1.9 Cu. Ft. Over-the-Range Microwave is designed for efficient cooking and ventilation in your kitchen. It features a spacious interior and multiple cooking functions.

Image: Front view of the Midea 1.9 Cu. Ft. Over-the-Range Microwave, showcasing its sleek stainless steel finish and control panel.

Image: Angled view of the microwave, highlighting its compact design suitable for over-the-range installation.
Key Features:
- 1.9 Cu. Ft. Capacity: Provides ample space for various cooking needs.
- 300 CFM Ventilation System: Effectively removes smoke and odors from your kitchen.
- LED Cooktop Lighting: Illuminates your cooking surface below the microwave.
- Express Cook: Allows for quick one-touch cooking.
- Turntable: Ensures even cooking by rotating food.

Image: Close-up view of the LED cooktop lighting, demonstrating its brightness for illuminating the stove below.
Setup and Installation
This Midea Over-the-Range Microwave is designed to be installed above a cooking range. Proper installation is crucial for safe and efficient operation. It is recommended that installation be performed by a qualified professional.
Before Installation:
- Verify that the installation area meets the required dimensions and clearances.
- Ensure the wall structure can support the weight of the microwave (approximately 63 pounds).
- Confirm that a grounded electrical outlet is available within the installation area.
- Review the detailed installation instructions provided in the separate installation guide (not included in this manual).

Image: The Midea microwave installed in a kitchen setting, demonstrating its integration above a cooking range and between cabinets.

Image: Diagram showing the product dimensions: 29.1 inches width, 16.3 inches depth, and 15.3 inches height.
Operating Instructions
This section provides guidance on using your Midea microwave for various cooking tasks.

Image: A view of the microwave's control panel on the right and the interior with food being heated, illustrating the operational interface.
Basic Operation:
- Setting the Clock: Press the "Clock" button, enter the time using the number pad, then press "Clock" again to confirm.
- Time Cook:
- Place food in the microwave.
- Enter desired cooking time using the number pad.
- Press "Power Level" and select a power level (1-10) if not using full power.
- Press "Start" to begin cooking.
- Express Cook: For quick cooking, press any number from 1 to 6 for 1 to 6 minutes of cooking at full power. Press "Start" for 30 seconds of cooking.
- Pre-programmed Cooking: Select from various pre-set options (e.g., Popcorn, Potato, Pizza) by pressing the corresponding button. Follow on-screen prompts or refer to the control panel for specific instructions.

Image: The interior of the microwave showing a plate of food on the glass turntable, illustrating food placement during operation.
Ventilation System:
The 300 CFM ventilation system helps clear smoke and cooking odors. Use the "Vent Fan" button on the control panel to select fan speed (High, Medium, Low, Off).
Cooktop Lighting:
The LED cooktop lighting illuminates the cooking surface below. Press the "Light" button to cycle through brightness settings (High, Low, Off).
Maintenance and Cleaning
Regular cleaning and maintenance will ensure the longevity and optimal performance of your microwave oven.
Exterior Cleaning:
- Wipe the exterior with a damp cloth and mild soap. Dry thoroughly.
- Avoid abrasive cleaners or scouring pads, which can scratch the surface.
Interior Cleaning:
- Clean the interior cavity with a damp cloth after each use.
- For stubborn food splatters, place a bowl of water with lemon slices inside and microwave for 2-3 minutes. The steam will loosen residue, making it easier to wipe clean.
- Remove and clean the glass turntable and support ring with warm, soapy water.

Image: The interior of the microwave with the door fully open, showing the clean white cavity and the glass turntable in place.
Grease Filter Cleaning:
The grease filters located on the underside of the microwave should be cleaned regularly (monthly or as needed) to maintain proper ventilation performance.
- Remove the filters by sliding them out or releasing their latches.
- Wash filters in hot water with detergent or in a dishwasher.
- Rinse thoroughly and allow to dry completely before reinstalling.
Troubleshooting
Refer to this section for common issues and their potential solutions.
| Problem | Possible Cause | Solution |
|---|---|---|
| Microwave does not start. | Door not closed properly; Power cord unplugged; Blown fuse/tripped circuit breaker. | Ensure door is securely latched; Check power cord connection; Check household fuse/circuit breaker. |
| Food not cooking evenly. | Food not stirred/rotated; Incorrect power level/cooking time; Turntable not rotating. | Stir or rearrange food during cooking; Adjust power level and time; Ensure turntable is correctly placed and not obstructed. |
| Oven light not working. | Bulb needs replacement. | Contact qualified service personnel for bulb replacement. |
| Excessive steam from vent. | Normal during cooking; Vent fan not on high enough setting. | This is normal for some foods; Increase vent fan speed. |
Specifications
Detailed technical specifications for the Midea 1.9 Cu. Ft. Over-the-Range Microwave.
| Feature | Detail |
|---|---|
| Model Number | MMO19S3AST |
| Capacity | 1.9 Cubic Feet |
| Product Dimensions (W x D x H) | 29.1 x 16.3 x 15.3 inches (Refer to dimension diagram for visual representation) |
| Item Weight | 63 pounds |
| Installation Type | Over-the-Range |
| Wattage | 700 watts |
| Voltage | 120 Volts |
| Controller Type | Button |
| Special Feature | Turntable |
| Ventilation System | 300 CFM |
| Cooktop Lighting | LED |
Warranty and Customer Support
Midea products are manufactured to high-quality standards and are backed by a manufacturer's warranty. For specific warranty details, please refer to the warranty card included with your product or visit the official Midea website.
For technical assistance, service, or to order replacement parts, please contact Midea Customer Support:
- Online Support: Visit the Midea US Support Website
- Phone Support: Refer to your product documentation for the most current contact number.
When contacting support, please have your model number (MMO19S3AST) and serial number readily available.





