Mercury Oper Man-Swedish - 90-10196K90. The Mercury Oper Man-Swedish - 90-10196K90 is an official Swedish-language owner's operation manual tailored for select Mercury marine engines. This manual provides in-depth guidance, safety protocols, maintenance schedules, and operating instructions-all translated and formatted to meet the needs of Swedish-speaking users.. Key Features. Swedish-Language Format - Full translation ensures easy understanding for Swedish-speaking boat owners. Genuine Mercury