The following changes in requirements are being proposed:
1. This proposed First Edition of the Standard for Portable Engine-Generator Assemblies, UL 2201, includes the following changes from the previous proposal of UL 2201 dated May 11, 2007: a) Revision of the Scope, Markings, and Instruction Manual to clarify that, for the purpose of this standard, flammable and combustible liquids mean gasoline, fuel oil, kerosene and diesel fuel, including gasoline with small amounts of additives such as detergents, solvents for detergents and anti-icing chemicals, and gasoline with up to 15% ethanol or methyl tertiary butyl ether (MTBE); b) Removal of limits on carbon monoxide (CO) concentrations in portable generator emissions; c) Addition of after fire test in lieu of backfire deflector test; d) Removal of the performance test for measuring carbon monoxide in exhaust emissions; e) Removal of the performance test for products employing shutdown circuitry; f) Clarification of requirements for plastics for direct support of live parts; g) Miscellaneous revisions throughout the standard; h) Revision to fuel tank requirements