1. Introduction and Overview
The Gree GWA05BTM 5,000 BTU 115V Window Air Conditioner is designed to provide efficient cooling and dehumidification for rooms up to 150 square feet. This unit features mechanical controls for easy operation, a washable filter for convenient maintenance, and a window installation kit for straightforward setup. This manual provides essential information for the safe and effective use of your air conditioner.
Official product overview video for the Gree Window Air Conditioner. This video highlights key features such as cooling and dehumidification capabilities, multiple speed settings, and the washable filter.
2. Safety Information
Please read all safety warnings and instructions carefully before installing and using this appliance to prevent injury or damage. Keep this manual for future reference.
- Electrical Safety: Ensure the unit is connected to a properly grounded 115V electrical outlet. Do not use extension cords or adapter plugs.
- Installation: Install the unit securely in a window according to the instructions to prevent it from falling. Ensure proper drainage.
- Maintenance: Always unplug the air conditioner before cleaning or performing any maintenance.
- Children and Pets: Keep children and pets away from the unit during operation and maintenance.
- Ventilation: Do not block the air intake or exhaust vents of the unit.
- Flammable Materials: Do not store or use flammable gases or other combustible materials near the air conditioner.
3. Package Contents
Verify that all items are present in the package:
- Gree Window Air Conditioner Unit
- Washable Filter (pre-installed)
- Window Installation Kit
- User Manual (this document)
- Warranty Information
4. Installation Instructions
The Gree GWA05BTM is designed for easy installation in double-pane windows. Follow these steps for a secure setup.
4.1 Window Requirements
- Minimum window height: 15.5 inches
- Window width dimensions: 23 inches (minimum) to 36 inches (maximum)

Image showing the physical dimensions of the Gree GWA05BTM unit, indicating its depth, width, and height for proper window fitting.
4.2 Installation Steps
- Prepare the Window: Open the window and clean the sill area.
- Attach Side Panels: Secure the accordion side panels from the installation kit to the air conditioner unit.
- Place Unit in Window: Carefully lift the unit and place it in the window opening, ensuring the bottom rail rests on the window sill.
- Secure the Unit: Extend the side panels to fill the window opening and secure them with screws provided in the kit. Install the top rail and window sash seal for a tight fit.
- Check for Tilt: Ensure the unit is slightly tilted outwards to allow for proper condensate drainage.

Rear view of the air conditioner, illustrating the external components that should face outdoors after installation.
5. Operating Instructions
The Gree GWA05BTM features simple mechanical controls for adjusting cooling and fan settings.

Close-up of the control panel, highlighting the temperature and mode/speed selector knobs.
5.1 Control Panel
The unit has two rotary knobs:
- Temperature Knob (TEMP): Adjusts the desired cooling level. Turn clockwise for colder settings and counter-clockwise for warmer settings.
- Mode Knob (MODE): Selects the operating mode and fan speed.
5.2 Operating Modes
Turn the MODE knob to select one of the following settings:
- OFF: Turns the unit off.
- FAN ONLY (LOW/HIGH): Operates the fan without cooling. Use for air circulation.
- COOL (LOW/MED/HIGH): Provides cooling and dehumidification. Select the desired fan speed.
5.3 Air Direction Control
Manually adjust the horizontal and vertical louvers on the front of the unit to direct the airflow as desired.
6. Maintenance
Regular maintenance ensures optimal performance and extends the life of your air conditioner.
6.1 Cleaning the Washable Filter
The unit is equipped with a mesh filter that is removable and washable for convenient maintenance. A filter light reminder feature is included to indicate when cleaning is due.
- Unplug the Unit: Always disconnect power before cleaning.
- Remove Filter: Gently pull the filter out from the front grille.
- Wash Filter: Rinse the filter under warm, running water. For heavy dirt, use a mild detergent.
- Dry Filter: Allow the filter to air dry completely before reinserting. Do not use heat to dry.
- Reinstall Filter: Slide the dry filter back into its slot.
6.2 Cleaning the Unit Exterior
Wipe the exterior casing with a soft, damp cloth. Do not use harsh chemicals or abrasive cleaners.
7. Troubleshooting
Before contacting customer support, refer to the following common issues and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit does not turn on | No power supply; Circuit breaker tripped; Unit unplugged | Check power cord connection; Reset circuit breaker; Ensure outlet is functional |
| Unit not cooling effectively | Dirty air filter; Room too large; Temperature setting too high; Blocked air vents | Clean air filter; Ensure room size is within 150 sq. ft.; Lower temperature setting; Clear obstructions from vents |
| Water dripping outside | Normal condensate drainage | This is normal. Ensure the unit has a slight outward tilt for proper drainage. |
| Excessive noise | Loose installation; Obstruction in fan; Unit not level | Check installation for tightness; Inspect fan for debris; Ensure unit is level in the window |
8. Specifications
Detailed technical specifications for the Gree GWA05BTM Window Air Conditioner:
| Feature | Specification |
|---|---|
| Model Number | GWA05BTM |
| Cooling Capacity | 5,000 BTU |
| Voltage | 115 Volts |
| Wattage | 535 watts |
| Dehumidification Capacity | 1.6 Pints/hour |
| Recommended Room Size | Up to 150 Square Feet |
| Product Dimensions (D x W x H) | 16.2 x 16.1 x 11.9 inches |
| Item Weight | 38.6 pounds |
| Sound Level | 55 Decibels |
| Controls | Mechanical Knobs |
| Filter Type | Washable Mesh Filter |
| Special Features | Filter Light Reminder |
| Refrigerant | R-32 |
| Installation Method | Window |
9. Warranty and Support
9.1 Warranty Information
This Gree GWA05BTM Window Air Conditioner comes with a 1-year limited warranty. Please refer to the included warranty document for full terms and conditions, including coverage details and limitations.
9.2 Customer Support
If you have any questions, require technical assistance, or need to claim warranty service, please contact Gree customer support. Contact information can typically be found on the product packaging, the official Gree website, or the warranty card included with your purchase.





