
To control the temperature settings on your Electric Fireplaces Direct SP5621 HearthPro Red Infrared Electric Fireplace, consult the user manual for specific instructions. While the provided text focuses on light bulb replacement, temperature controls are typically managed through a control panel or remote. Look for buttons or a dial labeled with temperature or heat settings. If you're unable to locate the temperature controls or have further questions about adjusting the settings, it is best to refer to the user manual. For additional support, you can contact Electric Fireplaces Direct customer service.


