1. Introduction
The Aigostar Oil Monster 33JHH is a powerful and energy-efficient oil-filled radiator designed to provide comfortable warmth for your home. Featuring 13 heating fins and multiple power settings, it efficiently circulates heat without drying out the air. Its intelligent ECO mode and 24-hour timer allow for optimized energy consumption and convenient operation. This manual provides essential information for the safe and effective use of your new oil radiator.
Video: Aigostar Oil Monster 33JHH product demonstration, showcasing features like controls, power modes, safety, and portability.
2. Safety Information
Please read all safety warnings and instructions before using this appliance to prevent electric shock, fire, injury, or property damage.
- Always place the radiator on a stable, level surface.
- Do not cover the radiator or block its air vents.
- Keep flammable materials (curtains, furniture, etc.) at least 1 meter away from the appliance.
- Do not use in bathrooms, laundry areas, or similar wet locations.
- Unplug the radiator when not in use or before cleaning.
- Ensure the power cord is not damaged or placed under carpets.
- This appliance is equipped with Overheating Protection, which automatically shuts off the unit if it gets too hot.
- It also features Tipping Protection, automatically turning off if the unit is tilted beyond 45 degrees.
- Activate the Child Lock to prevent accidental changes to settings (see Operating Instructions).

Image: Visual representation of the radiator's safety features: overheating protection, tipping protection, and child lock.
3. Product Overview
The Aigostar Oil Monster 33JHH oil radiator is designed for ease of use and efficient heating. Familiarize yourself with its components and controls.
Components:
- Heating Fins (13 elements): Radiate heat into the room.
- Control Panel: Digital display and buttons for operation.
- Remote Control: For convenient operation from a distance.
- Carry Handle: Integrated for easy transport.
- 360° Rotating Wheels: Allow for effortless movement of the unit.
- Cord Storage: Integrated compartment for neat cable management.
- Main Power Switch: Located on the side/rear of the unit.
Control Panel & Remote Buttons:
- ON/OFF Button (Power Symbol): Turns the unit on or off.
- Decrease Temperature Button (Down Arrow): Lowers the target temperature.
- Increase Temperature Button (Up Arrow): Raises the target temperature.
- Timer Button (Clock Symbol): Activates and sets the timer function.
- Mode Button: Cycles through heating modes (1000W, 1500W, 2500W, ECO).

Image: Detailed view of the radiator's features including cord storage, wheels, handle, and remote control.
4. Setup
- Unpacking: Carefully remove the radiator from its packaging. Retain packaging for future storage or transport.
- Wheel Assembly: The 360° rotating wheels may require attachment. Follow the instructions provided in the separate assembly guide if included, or simply snap them into place if designed for tool-free assembly. Ensure all wheels are securely fastened before use.
- Placement: Position the radiator on a firm, level surface. Ensure there is at least 1 meter of clear space around the unit from walls, furniture, and other objects to allow for proper heat circulation and prevent fire hazards. Do not place it directly under a power socket.
- Power Connection: Ensure the main power switch on the unit is in the 'OFF' position. Plug the power cord into a suitable grounded electrical outlet.
5. Operating Instructions
5.1 Basic Operation
- Power On: Flip the main power switch on the unit to 'ON'. Then, press the ON/OFF button on the control panel or remote control. The LCD display will light up.
- Set Temperature: Use the Up (▲) and Down (▼) arrow buttons to set your desired room temperature (range: 5-35°C). The unit will automatically heat until this temperature is reached.
- Select Mode: Press the 'MODE' button to cycle through the available heating modes: 1000W, 1500W, 2500W, and ECO mode.
- Power Off: Press the ON/OFF button on the control panel or remote control. Then, flip the main power switch to 'OFF' and unplug the unit from the wall outlet.
5.2 ECO Mode
In ECO mode, the radiator intelligently adjusts its power output (1000W/1500W/2500W) based on the ambient room temperature to maintain your set temperature efficiently, helping to save energy.
5.3 Timer Function
The 24-hour timer allows you to program the radiator to turn on or off automatically.
- Setting Auto-Off: While the unit is operating, press the 'TIMER' button. Use the Up (▲) and Down (▼) arrow buttons to set the desired number of hours (1-24) after which the unit should turn off.
- Setting Auto-On: While the unit is in standby mode (main power ON, but unit OFF via control panel), press the 'TIMER' button. Use the Up (▲) and Down (▼) arrow buttons to set the desired number of hours (1-24) after which the unit should turn on.
5.4 Child Lock
To activate or deactivate the Child Lock, press both the Up (▲) and Down (▼) arrow buttons simultaneously for 3 seconds. This prevents accidental changes to settings.

Image: Radiator displaying different power modes and ECO function, with temperature range.
6. Maintenance
Regular maintenance ensures optimal performance and longevity of your radiator.
- Cleaning: Before cleaning, always unplug the radiator and allow it to cool completely. Wipe the exterior surfaces with a soft, damp cloth. Do not use abrasive cleaners or solvents.
- Storage: When not in use, especially during warmer months, store the radiator in a cool, dry place. Use the integrated cord storage to keep the power cable tidy.
- No Internal Maintenance: The oil in the radiator is permanently sealed and never needs refilling. Do not attempt to open the unit for internal maintenance.
7. Troubleshooting
If you encounter issues with your radiator, please refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Radiator does not turn on. | No power, main switch off, unit unplugged, safety feature activated. | Check power outlet, ensure main switch is ON, plug in securely. Check for tipping or overheating. |
| Radiator is on but not heating. | Temperature setting too low, ECO mode active, room already warm. | Increase target temperature. Allow time for ECO mode to adjust. |
| Unit turns off unexpectedly. | Overheating protection or tipping protection activated. | Ensure unit is upright and not covered. Allow to cool before restarting. |
| Child Lock is active. | Accidentally activated. | Press Up (▲) and Down (▼) arrow buttons simultaneously for 3 seconds to deactivate. |
If the problem persists after trying these solutions, please contact customer support.
8. Specifications
| Feature | Detail |
|---|---|
| Brand | AIGOSTAR |
| Model | Oil Monster 33JHH |
| Power Settings | 1000W / 1500W / 2500W |
| Heating Elements | 13 Fins |
| Temperature Range | 5°C - 35°C |
| Heating Area | 21-25 m² |
| Timer | 24-hour (1-hour increments) |
| Control | Digital Control Panel, Remote Control |
| Safety Features | Overheating Protection, Tipping Protection, Child Lock |
| Certifications | CE, RoHS |
| Package Dimensions (L x W x H) | 69 cm x 66 cm x 16 cm |
| Package Weight | 15.99 kg |

Image: Radiator highlighting its 13 elements and heating capacity for rooms up to 21-25 m².
9. User Tips
- Optimize with ECO Mode: For best energy efficiency, utilize the ECO mode. It automatically adjusts power to maintain your desired temperature, reducing unnecessary energy consumption.
- Pre-heat with Timer: Use the 24-hour timer to pre-heat your room before you arrive home or wake up, ensuring a comfortable environment without continuous operation.
- Remote Control Convenience: Keep the remote control handy to adjust settings without needing to get up, especially useful in bedrooms or larger living spaces.
- Quiet Operation: This oil radiator operates silently, making it ideal for bedrooms or offices where noise can be a disturbance.
10. Warranty and Support
For warranty information, technical support, or service inquiries, please refer to the contact details provided by your retailer or the Aigostar official website. Keep your proof of purchase for any warranty claims.