1. Introduction
Thank you for choosing the MORENTO AT-SH26 Space Heater. This manual provides essential information for the safe and efficient operation, maintenance, and troubleshooting of your new space heater. Please read this manual thoroughly before use and retain it for future reference.

Image: MORENTO AT-SH26 Space Heater.
2. Important Safety Instructions
To reduce the risk of fire, electric shock, or injury, always follow these basic precautions:
- Read all instructions before using this heater.
- Use this heater only as described in this manual. Any other use not recommended by the manufacturer may cause fire, electric shock, or injury to persons.
- Safety Plug: The heater is equipped with a safety plug. Ensure it is fully inserted into a suitable outlet.
- Overheat Protection: The heater features an automatic overheat protection system. If the heater overheats, it will automatically shut off. Unplug the heater, let it cool down for 30 minutes, and then plug it back in.
- Tip-Over Protection: The heater includes a tip-over safety switch. If the heater is tilted more than 45°, it will automatically turn off. Place the heater on a firm, level surface.
- Material: Constructed from V0-level flame-retardant material for enhanced safety.
- Power Strips: Do not plug the heater into a power strip or extension cord. If an extension cord is absolutely necessary, use one rated for high-power devices.
- Clearance: Keep combustible materials, such as furniture, pillows, bedding, papers, clothes, and curtains at least 3 feet (0.9 m) from the front of the heater and away from the sides and rear.
- Supervision: Close supervision is necessary when any heater is used by or near children or invalids and whenever the heater is left operating unattended.
- Moisture: Do not use the heater in wet or moist locations like bathrooms or laundry areas.
- Ventilation: Do not block air openings. Ensure proper ventilation to prevent overheating.
- Maintenance: Refer to the "Maintenance" section for cleaning instructions.

Image: Safety features of the MORENTO Space Heater.
3. Product Overview
The MORENTO AT-SH26 Space Heater is a compact and efficient heating solution designed for indoor use. It features advanced ceramic heating technology, multiple safety mechanisms, and user-friendly controls.
3.1 Components
- Heater Unit: Main body with heating elements, fan, and control panel.
- LED Display: Shows current temperature and timer settings.
- Control Buttons: Located on the top panel for manual operation.
- Remote Control: For convenient operation from a distance.
- Power Cord: Integrated with a safety plug.
- Handle: Integrated handle on the back for easy portability.
3.2 Key Features
- Dual Power Modes: 1500W (High Heat) and 900W (Low Heat).
- 70° Oscillation: Distributes warmth evenly across a wider area.
- Adjustable Thermostat: Allows setting desired temperature between 41°F and 95°F.
- 12-Hour Timer: Program automatic shut-off for convenience and energy saving.
- ECO Mode: Automatically adjusts heating power to maintain desired temperature, optimizing energy consumption.
- Fan-Only Mode: Can be used as a fan without heat.
- Quiet Operation: Operates at a low noise level (23-36dB).
- Memory Function: Retains previous settings after power off.
- Rapid Heating: Ceramic heating elements provide quick warmth.

Image: Easy Control: Touch Button and Function Display.
4. Setup
Follow these steps to set up your MORENTO Space Heater:
- Unpack: Carefully remove the heater from its packaging. Retain the packaging for storage or future shipping.
- Placement: Place the heater on a firm, level surface. Ensure there is at least 3 feet (0.9 m) of clearance from any walls, furniture, or other combustible materials. Do not place on carpeted surfaces.
- Power Connection: Plug the power cord directly into a 120V AC, 60Hz grounded wall outlet. Ensure the plug is fully inserted.
- Initial Power On: Flip the main power switch located on the back of the unit to the "ON" position. The LED display will light up.
Video: MORENTO 26 Space Heater 3D Video. This video demonstrates the physical features and compact design of the MORENTO AT-SH26 space heater.
5. Operating Instructions
Your MORENTO Space Heater can be operated using the touch control panel on the top of the unit or the included remote control.
5.1 Control Panel & Remote Control
The control panel and remote share similar functions:
- Power Button (⏻): Turns the heater ON or OFF.
- Mode Button (☰): Cycles through heating modes (High Heat, Low Heat, ECO Mode, Fan Only).
- Temperature Adjustment (+ / -): Increases or decreases the desired temperature.
- Oscillation Button (↻): Activates or deactivates the 70° oscillation function.
- Timer Button (⏱): Sets the automatic shut-off timer (0-12 hours).
5.2 Setting Temperature
Once the heater is ON, use the + or - buttons to set your desired temperature. The LED display will show the set temperature. The heater will automatically adjust its output to maintain this temperature.
5.3 Using Oscillation
Press the Oscillation button (↻) to start the 70° oscillation. Press it again to stop the oscillation at your preferred direction.

Image: 70° Oscillation: Wide Oscillation Brings Warmth All Around.
5.4 Setting the Timer
Press the Timer button (⏱) repeatedly to set the desired operating time (from 0 to 12 hours). The heater will automatically turn off once the set time has elapsed.
5.5 ECO Mode
In ECO mode, the heater intelligently adjusts its power consumption (between 1500W and 900W) to maintain your set temperature, helping to save energy.

Image: Energy Use: 40% Energy Saving with ECO Mode.
6. Maintenance
Regular cleaning and maintenance will ensure optimal performance and longevity of your heater.
- Always unplug the heater and allow it to cool completely before cleaning.
- Exterior Cleaning: Use a soft, damp cloth to wipe the exterior surfaces. Do not use abrasive cleaners or solvents.
- Air Inlet/Outlet: Use a vacuum cleaner with a brush attachment to remove dust and lint from the air inlet and outlet grilles.
- Storage: When not in use, store the heater in its original packaging in a cool, dry place.
7. Troubleshooting
If your heater is not operating correctly, refer to the following common issues and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Heater does not turn on. |
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| Heater stops unexpectedly. |
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| Weak or no heat output. |
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8. Specifications
| Feature | Detail |
|---|---|
| Model | AT-SH26 |
| Power Supply | 120V AC, 60Hz |
| Power Modes | 1500W (High), 900W (Low) |
| Heating Element | Ceramic PTC |
| Oscillation Angle | 70° |
| Temperature Range | 41°F - 95°F |
| Timer | 0-12 Hours |
| Noise Level | 23-36dB |
| Dimensions (D x W x H) | 7.44" x 6.93" x 11.42" (189 x 176 x 290mm) |
| Weight | 3.46 lbs (1.57 kg) |
| Safety Features | Overheat Protection, Tip-Over Protection, V0 Flame-Retardant Material, Safety Plug, UL Certified |
9. Warranty and Support
MORENTO provides a 12-month free replacement service for this product. For any questions, concerns, or support needs regarding your MORENTO AT-SH26 Space Heater, please contact our customer support team.
Contact Information:
- Email: support@morento.com
- Website: www.morento.com