Installation Guide
Tools Needed:
- Drill with hole saw attachment
- Screwdrivers (flat and Phillips)
- Level
- Tape measure
- Adjustable wrench
- Vacuum cleaner
Step-by-Step Installation
- Choose Installation Location: Select a location near electrical outlet, away from direct sunlight and heat sources, with proper wall support.
- Prepare Wall Opening: Cut a hole in the wall according to dimensions specified in the installation template.
- Install Mounting Plate: Secure the mounting plate to the wall using appropriate screws for your wall type.
- Connect Drainage: Connect the drain hose to the indoor unit and ensure proper downward slope for water drainage.
- Connect Electrical: Connect to a dedicated 115V, 15A grounded electrical outlet. Do not use extension cords.
- Seal Gaps: Use foam insulation strips to seal gaps between the unit and wall opening to prevent air leaks.
- Test Operation: Turn on the unit and test cooling, heating (if applicable), and fan functions to ensure proper operation.
Specifications
| Model Series | MAW12V1QWT |
| Type | Through-the-Wall Air Conditioner |
| Color | White |
| Cooling Capacity | 12000 BTU |
| Heating Capacity | 12000 BTU (Heat Pump Models) |
| Noise Level | 52 dB (Low) / 58 dB (High) |
| Control Type | Electronic Controls with LED Display |
| Energy Rating | Energy Star Certified |
| Power Requirements | 115V, 60Hz, 15A |
| Dimensions (HxWxD) | 16.5 x 24 x 21.5 inches |
| Weight | 68 lbs |
| Room Coverage | Up to 550 sq ft |
Warranty Information
- Full Warranty: 1 year parts and labor
- Compressor Warranty: 5 years on sealed system
- Additional Coverage: Optional extended warranty available
For warranty service, contact Midea Customer Service at 1-888-339-8743 or visit Midea.com
Key Features
Inverter Technology
Advanced inverter compressor adjusts cooling/heating power based on room conditions, providing consistent temperature while reducing energy consumption by up to 40%.
Sleep Mode
Automatically adjusts temperature and fan speed throughout the night for optimal comfort and energy savings while you sleep.
Turbo Mode
Maximum cooling/heating power for rapid temperature adjustment when you need it most, then automatically returns to normal operation.
Auto Clean Function
Dries the internal components after use to prevent mold and mildew growth, keeping the air clean and fresh.
Wi-Fi Connectivity
Connect to your home network for remote control via smartphone app, allowing you to adjust settings, create schedules, and monitor energy usage.
Eco Mode
Optimizes operation for maximum energy efficiency while maintaining comfort, reducing electricity costs without sacrificing performance.
Operating Modes Explained
Cool Mode
Standard cooling operation with adjustable temperature and fan speed settings
Heat Mode
Heating operation for cold weather (heat pump models only)
Dry Mode
Dehumidification function that removes excess moisture without overcooling
Fan Mode
Circulates air without cooling or heating, with multiple speed options
Auto Mode
Automatically selects cooling or heating based on room temperature
Energy Saver
Cycles fan with compressor for maximum energy efficiency
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit won't turn on | Power issue, circuit breaker tripped, remote control batteries dead | Check power supply, reset circuit breaker, replace remote batteries |
| Poor cooling performance | Dirty filters, blocked airflow, incorrect temperature setting | Clean filters, clear obstructions, set appropriate temperature |
| Water leaking indoors | Clogged drain line, improper installation slope | Clear drain line, ensure proper downward slope of drain hose |
| Unusual noises | Loose parts, debris in fan, unbalanced installation | Tighten all screws, clear debris, ensure unit is level |
| Ice formation on coils | Dirty filters, low refrigerant, restricted airflow | Clean filters, contact service for refrigerant check, ensure proper airflow |
| Remote control not working | Dead batteries, signal obstruction, distance too far | Replace batteries, clear line of sight, move closer to unit |
Error Codes
- E1: Room temperature sensor error - Check sensor connection
- E2: Evaporator temperature sensor error - Contact service
- E3: Condenser temperature sensor error - Contact service
- E4: Communication error - Check wiring connections
- E5: Overload protection - Wait 3 minutes and restart
- E6: Compressor protection - Contact service center
Manual Downloads
Current Model Manuals
MAW12V1QWT
12000 BTU Wall Air Conditioner
MAW12V1HW
12000 BTU Heat/Cool Model
MAW12V1QBT
12000 BTU Smart Wi-Fi Model
MAW12V1QSL
12000 BTU Silent Series
Popular Previous Models
MAW10V1QWT
10000 BTU Wall Air Conditioner
MAW14V1QWT
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