2008 Evinrude E-Tech 200-250 HP Service Manual, Page 64Get this manual
INSTALLATION AND PREDELIVERY
RUNNING CHECKS
WARNING
DO NOT run outboard without water supply to the outboard's cooling systemCooling system andor powerhead damage could occur
Fuel System
DO NOT run the engine indoors or without adequate ventilation or permit exhaust fumes to accumulate in confined areasEngine exhaust contains carbon monoxide which, if inhaled, can cause serious brain damage or death
Emergency StopKey Switch