These requirements cover synthetic fuels that are intended for use with Listed kerosene-fired portable heaters and kerosene-fired room heaters. The kerosene-fired portable heaters and kerosene-fired room heaters intended for operation firing synthetic fuels shall comply in their entirety with the applicable requirements in the Standard for Unvented Kerosene-Fired Room Heaters and Portable Heaters@ UL 647@ in addition to the requirements in this Outline. Synthetic fuels shall not be used in oil-fired appliances intended for operation with ASTM D396 grade fuel oils.
UL SUBJECT 647A-2010 history
2010UL SUBJECT 647A-2010 OUTLINE OF INVESTIGATION FOR SYNTHETIC FUELS FOR LISTED KEROSENE-FIRED PORTABLE HEATERS AND KEROSENE-FIRED ROOM HEATERS (Issue 3)
2002UL SUBJECT 647A-2002 Outline of Investigation for Synthetic Fuels for Listed Kerosene-Fired Portable Heaters and Kerosene-Fired Room Heaters (Issue 2)
1998UL SUBJECT 647A-1998 Outline of Investigation for Synthetic Fuels for Listed Kerosene-Fired Portable Heaters and Kerosene-Fired Room Heaters (Issue Number: 1)