SB 14-10-14 Rev 1 Carburetor float replacement Rotax Carb Float inspection and replacement (refer to Rotax service bulletin document for details) Download this file Changelog 12/14/2020 Updated to incorporate Rotax service bulletin: SB-912-074 UL, which expands applicable engine serial numbers over those specified in the original Rotax bulletin. 10/14/2014 Initial docuemnt release