1999 Evinrude "EE" Electric Outboards Service Manual, P/N 787021, Page 107Get this manual
General Safety Warnings
When replacement parts are required, use genuine OIVIC parts or parts with equivalent characteristics including type, strength, and materialFailure to do so may result in product malfunction and possible injury to the operator andor passengersTo prevent possible eye injury, always wear SAFETY GLASSES while servicing the unitAlways read and follow safety related precautions found on containers of hazardous substances like parts cleaners, primers, sealants, and sealant removersReplace any locking fastener (locknut or patch screw) if its locking feature becomes weakDefinite resistance to turning must be felt when reusing locking fastenerIf replacement is indicated, use only authorized replacement or equivalentTo prevent possible damage, make sure all wiring is properly routed and clamped in its original position away from rotating motor componentsWhen using shop air for cleaning or drying parts: Be sure air supply is regulated to not more than 25 PSI (172 kPa) Be sure you use appropriate eye protection to avoid personal injuryBefore working on or removing any electrical parts, disconnect the battery cables from battery to prevent electrical sparksDo not charge battery in boat with battery charger that has clamp-on charger leadsFumes vented during charging are very flammable and can cause an explosion from spark when the clamps are removed