15C 20C MFS - Tohatsu

INSPECTION AND MAINTENANCE 51Washing outboard motorIf outboard motor is used in saltwater, brackish water or water with ahigh acidic level, use fresh water toremove salt, chemicals or mud fromexterior and cooling water passageafter every cruising or before storingoutboard motor for long time. Beforeflushing, remove the propeller and theforward thrust holder.! CAUTIONKeep cooling water passage free ofclogs, or lack of cooling water flowcould lead to engine overheating,potentially resulting in engine trouble.NotesIt is recommended to check chemicalproperties of water on which youroutboard motor is regularly used.! WARNINGDo not start engine without removingpropeller, or accidentally turningpropeller could cause personal injury.■ Use flushing attachment.1 Remove propeller (refer to PropellerReplacement). Remove the waterplug from the outboard motor, andscrew in the flushing attachment.2 Attach a water hose to the flushingattachment. Turn on the water andadjust the flow. (Be sure to sealthe water inlet and sub water inlet,located in the gear case, withtape.3 Insert a hose connected to a watertap into the flushing attachmentand let the water running.4 Put the shift lever in the neutralposition and start the engine.5 Make sure of cooling water flowingout of water pump indicator holeand continue engine running for 3to 5 minutes.6 Stop the engine and water supply.Remove the flushing attachmentand tape, and then reinstall thewater plug and the propeller.Flushingattachment(Option)10! WARNINGNever start or operate the engineindoors or in any space which is notwell ventilated. Exhaust gas containscarbon monoxide, a colorless andodorless gas which can be fatal ifinhaled for any length of time.! CAUTIONKeep engine at idle speed duringflushing.