1. Important Safety Information
Please read all instructions carefully before using this electric space heater. Failure to follow these instructions may result in electric shock, fire, or serious injury.
- Electrical Safety: Ensure the power outlet matches the heater's voltage (120V). Do not overload circuits. The power cord is 36 inches long; ensure a suitable outlet is available without requiring an extension cord.
- Overheat Protection: The heater is equipped with an automatic overheat protection system that will shut the unit off if parts of the heater become excessively hot. If this occurs, unplug the unit, allow it to cool, and then plug it back in.
- Placement: Do not place the heater directly below a power outlet. Maintain a safe distance from combustible materials such as furniture, curtains, and bedding.
- Water Resistance: This heater has an IPX4 waterproof rating, making it suitable for use in bathrooms. However, avoid direct water spray and do not immerse the unit in water.
- Supervision: Do not leave the heater unattended while in operation. Keep children and pets away from the heater.
- Maintenance: Do not attempt to repair or modify the heater yourself. Contact qualified service personnel for any repairs.
2. Product Overview
The Gardtech Wall Electric Space Heater provides efficient and fast heating for indoor spaces. It features PTC ceramic heating technology for safety and high thermal efficiency, a digital display, and remote control operation.

Figure 2.1: Front view of the Gardtech Wall Electric Space Heater and its remote control.

Figure 2.2: Internal components highlighting PTC ceramic heating and the control panel with timer and function buttons.
Key Features:
- PTC Ceramic Heating: Non-conductive, high thermal efficiency, and long service life. Reduces risk of scalding or fire.
- Fast Heating: Delivers evenly heated air within 2 seconds.
- Adjustable Temperature: Temperature range from 41°F to 95°F.
- 12-Hour Timer: Programmable timer for automatic shut-off.
- 2-Speed Adjustment: Offers natural wind mode, H1 (low heat), and H2 (high heat).
- Quiet Operation: Fan wheel uses oblique airflow technology for reduced noise (approx. 40dB).
- Remote Control: Convenient operation from a distance.
- Compact Design: Suitable for various indoor scenarios up to 40 square meters, including bedrooms, studies, bathrooms, and offices.
3. Setup and Installation
The Gardtech heater is designed for wall-mounted installation. Choose a suitable location before proceeding.
Choosing a Location:
- Select a wall location that is clear of obstructions and at least 36 inches from any flammable materials.
- Ensure the location allows the 36-inch power cord to reach a suitable electrical outlet without strain or the need for an extension cord.
- Consider mounting height for optimal heat distribution and accessibility of controls.

Figure 3.1: Heater installed in a bedroom, demonstrating typical mounting height and heat distribution.

Figure 3.2: Heater installed in a bathroom, showcasing its suitability for damp environments due to IPX4 rating.
Mounting Steps:
- Mark the desired mounting points on the wall using the heater's mounting holes as a template.
- Drill pilot holes at the marked locations.
- Insert appropriate wall anchors (if necessary for your wall type).
- Secure the mounting bracket (if separate) or the heater directly to the wall using screws.
- Ensure the heater is securely fastened and level.
- Plug the power cord into a grounded electrical outlet. The power indicator light will illuminate, indicating it is plugged in.
4. Operating Instructions
Operate your Gardtech heater using either the control panel on the unit or the included remote control.
Control Panel and Remote Control:

Figure 4.1: Heater control panel and remote control showing temperature adjustment and mode selection.
Basic Operation:
- Power On/Off: Press the 'Power' button on the control panel or remote to turn the heater on or off.
- Mode Selection: Press the 'Function' button (or corresponding button on remote) to cycle through heating modes: Natural Wind, H1 (Low Heat), H2 (High Heat).
- Temperature Adjustment: Use the 'Temp+' and 'Temp-' buttons on the remote control to set your desired temperature between 41°F and 95°F. The digital display will show the set temperature.
- Timer Setting: Press the 'Timer' button on the control panel or remote. Each press will increase the timer setting up to 12 hours. The heater will automatically shut off after the set time.
5. Maintenance
Regular maintenance ensures the longevity and efficient operation of your heater.
Cleaning:
- Always unplug the heater and allow it to cool completely before cleaning.
- Wipe the exterior surfaces with a soft, damp cloth. Do not use abrasive cleaners or solvents.
- Gently vacuum or brush any dust from the air intake and output vents.
- Do not allow water to drip into the interior of the heater.
Storage:
- If storing the heater for an extended period, clean it thoroughly.
- Store the heater in a cool, dry place, preferably in its original packaging, to protect it from dust and damage.
6. Troubleshooting
If you experience issues with your heater, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Heater does not turn on. | No power supply; Overheat protection activated. | Ensure the heater is securely plugged into a working outlet. Unplug, wait 10-15 minutes for cooling, then plug back in. Check household circuit breaker. |
| Heater produces no heat, only fan runs. | Set temperature is lower than room temperature; Heating element issue. | Increase the set temperature above the current room temperature. If problem persists, contact customer support. |
| Heater shuts off unexpectedly. | Overheat protection activated; Timer function engaged. | Unplug and allow to cool. Check for obstructions around vents. Verify timer setting. |
| Remote control not working. | Batteries are dead; Obstruction between remote and heater. | Replace remote control batteries. Ensure direct line of sight to the heater's sensor. |
If the problem persists after attempting these solutions, please contact Gardtech customer support.
7. Specifications
| Feature | Detail |
|---|---|
| Brand | Gardtech |
| Model Number | 664880 |
| Power | 1500W |
| Voltage | 120 Volts |
| Heating Technology | PTC Ceramic |
| Temperature Range | 41°F to 95°F |
| Timer | Up to 12 Hours |
| Noise Level | Approx. 40dB |
| Product Dimensions | 21"D x 5"W x 8"H |
| Item Weight | 1.7 pounds |
| Mounting Type | Wall Mount |
| Indoor/Outdoor Usage | Indoor |
| Waterproof Grade | IPX4 |
| Power Cord Length | 36 inches |
8. Warranty and Support
For warranty information, please refer to the documentation provided with your purchase or contact the retailer. Gardtech aims to provide reliable products and customer satisfaction.
Customer Support:
If you have any questions, require technical assistance, or need to report an issue with your Gardtech Wall Electric Space Heater, please contact the seller or manufacturer directly through their official channels. Please have your model number (664880) and purchase details ready when contacting support.
