Tohatsu 4 Stroke MFS 2/2.5/3.5A Outboards Service Manual, Page 19Get this manual
Service Information 7Checks After Test Run
1Check that power unit, lower unit and bracket are free of looseness or play234Check that no water is present in gear oilCheck that no fuel leakage exists in the cowlCheck that no oil and water leak in the cowl and no water is present in engine oil5If using in salt water after test run, use flushing attachment (optional) and fresh water to wash cooling water path by idling engine1 Flushing Attachment (optional)