Introduction
Thank you for purchasing the HOMEBASIX PTC-903B Ceramic Oscillating Heater. This manual provides important information regarding the safe operation, installation, maintenance, and troubleshooting of your new heater. Please read this manual thoroughly before use and retain it for future reference.
Important Safety Instructions
WARNING: To reduce the risk of fire, electric shock, or injury, observe the following safety precautions:
- Read all instructions before using this heater.
- This heater is hot when in use. To avoid burns, do not let bare skin touch hot surfaces. Use handles when moving this heater.
- 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 keep them away from the sides and rear.
- Extreme caution is necessary when any heater is used by or near children or invalids and whenever the heater is left operating and unattended.
- Always unplug heater when not in use.
- Do not operate any heater with a damaged cord or plug or after the heater malfunctions, has been dropped or damaged in any manner. Discard heater or return to authorized service facility for examination and/or repair.
- Do not use outdoors.
- This heater is not intended for use in bathrooms, laundry areas, and similar indoor locations. Never locate heater where it may fall into a bathtub or other water container.
- Do not run cord under carpeting. Do not cover cord with throw rugs, runners, or similar coverings. Arrange cord away from traffic area and where it will not be tripped over.
- To disconnect heater, turn controls to OFF, then remove plug from outlet.
- Do not insert or allow foreign objects to enter any ventilation or exhaust opening as this may cause an electric shock or fire, or damage the heater.
- To prevent a possible fire, do not block air intakes or exhaust in any manner. Do not use on soft surfaces, like a bed, where openings may become blocked.
- A heater has hot and arcing or sparking parts inside. Do not use it in areas where gasoline, paint, or flammable vapors or liquids are used or stored.
- 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.
- Always plug heaters directly into a wall outlet/receptacle. Never use with an extension cord or relocatable power tap (outlet/power strip).
Product Overview
The HOMEBASIX PTC-903B is a ceramic oscillating heater designed to provide efficient and adjustable heating for various indoor spaces. Key features include:
- Power Settings: Offers 750W and 1500W heating options.
- Ceramic Heating Element: Provides fast and efficient heat.
- Adjustable Thermostat: Allows for personalized comfort control.
- Oscillation Function: Distributes heat evenly across the room.
- Safety Features: Includes overheating protection and a built-in safety thermal fuse.
- Power Indicator Light: Illuminates when the unit is operating.
- Emergency Power Down Controls: Integrated for enhanced safety.

Setup
- Unpacking: Carefully remove the heater from its packaging. Retain packaging for storage or shipping.
- Placement: Place the heater on a firm, level surface. Ensure it is at least 3 feet (0.9 m) away from walls, furniture, and other combustible materials. Do not place the heater on soft surfaces like rugs or carpets that could block the air intake.
- Power Connection: Ensure the heater is switched OFF before plugging it into a standard 120V AC electrical outlet. Always plug the heater directly into a wall outlet; avoid using extension cords or power strips.
Operating Instructions
- Power On: Plug the heater into a suitable electrical outlet. The power indicator light will illuminate.
- Select Heat Setting: Use the power control knob (typically labeled 'OFF/FAN/LOW/HIGH' or similar) to select your desired heat output:
- FAN: Operates as a fan without heat.
- LOW (750W): Provides lower heat output.
- HIGH (1500W): Provides maximum heat output.
- Adjust Thermostat: Turn the thermostat control knob clockwise to increase the desired temperature or counter-clockwise to decrease it. The heater will cycle on and off to maintain the set temperature.
- Activate Oscillation: If desired, press the 'SWING' button or turn the oscillation knob (if present) to activate the oscillation function. This will allow the heater to rotate and distribute warm air over a wider area. Press the button or turn the knob again to stop oscillation.
- Power Off: To turn off the heater, set the power control knob to the 'OFF' position. Unplug the heater from the wall outlet when not in use.
Maintenance
Regular maintenance ensures optimal performance and longevity of your heater.
- Cleaning: Always unplug the heater before cleaning. Use a soft, damp cloth to wipe the exterior surfaces. Do not use abrasive cleaners or solvents. Ensure no water enters the interior of the heater.
- Dust Removal: Use a vacuum cleaner with a brush attachment to remove dust from the air intake and exhaust grilles.
- Storage: When not in use, store the heater in a cool, dry place. It is recommended to store it in its original packaging to protect it from dust and damage.
- No User-Serviceable Parts: Do not attempt to open or repair the heater yourself. Refer all servicing to qualified service personnel.
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 to the unit; Power switch is OFF; Overheating protection activated; Tip-over switch activated. | Ensure the heater is plugged into a working outlet. Check the power switch is ON. Allow the heater to cool down if it was recently on. Ensure the heater is on a flat, stable surface. |
| Heater stops unexpectedly. | Overheating protection activated; Thermostat set too low; Tip-over switch activated. | Unplug the heater, wait 30 minutes for it to cool, then plug it back in. Increase the thermostat setting. Ensure the heater is on a flat, stable surface. |
| No heat output. | Heat setting is on 'FAN' mode; Thermostat set too low. | Select 'LOW' or 'HIGH' heat setting. Increase the thermostat setting. |
| Oscillation not working. | Oscillation function not activated. | Ensure the 'SWING' button or oscillation knob is engaged. |
| Control knob feels loose or flimsy. | Wear and tear; Internal component damage. | Handle knobs gently. If the knob is broken, contact customer support for assistance. Do not attempt to force or repair it yourself. |
Specifications
| Brand | Homebasix |
| Model Number | PTC-903B |
| Power Settings | 750W / 1500W |
| Special Feature | Oscillating |
| Mounting Type | Floor Mount |
| Room Type | Bedroom, Home Office, Living Room |
| Product Dimensions | 9.4 x 22.8 x 24 inches |
| Item Weight | 1 pounds |
| UPC | 045734632684 |
| Manufacturer | ORGILL WWS-H/C |
Warranty Information
This HOMEBASIX PTC-903B Ceramic Oscillating Heater comes with a 1-year limited warranty from the date of purchase. This warranty covers defects in materials and workmanship under normal use. It does not cover damage resulting from misuse, accident, modification, or unauthorized repair. Please retain your proof of purchase for warranty claims.
Customer Support
If you have any questions, require technical assistance, or need to make a warranty claim, please contact the retailer where you purchased the product or refer to the manufacturer's official website for contact information.