1993 Johnson Evinrude "ET" 2 thru 8 Service Manual, P/N 508281, Page 64Get this manual
Fuel Tank Servicing2, 2.3, 3.3 i tune-up or major repair"'" Drain and flush the fuel tank at least once year and at every Drain tank at an outdoor location, away from all possible sources of ignitionRemoval
[TI 1Shut off fuel supply at fuel shut-off valve '2l2Remove upper engine cover by unsnapping the hold-down levers1al3Start removing the lower engine covers by removing the four side screwsf411sl4Finish removing the lower engine covers by removing the six screws from the front and bottom