1968 Evinrude Starflite 100 HP outboards Service Manual, Page 11Get this manual
TUNE-UP PROCEDURE When an owner brings motor to you for tune-up, or for some minor operating malfunction, the following procedure should be used as guide to determinE' the cause of the malfunctionWrite down the owner's' commentsKeep an accurate card file on your service shop operationEach service operation should be on record as to the: OWNER'S NAME DATE MODEL NOSERIAL NONATURE OF COMPLAINT NATURE OF WORK PERFORMED COST TO THE OWNER WAS WORK PERFORMED UNDER WARRANTY? After writing down the owner's comments, check the motor visually and begin systematic tune-up procedureConsult the Trouble Check Chart to find the causes of any malfunction which may be discovered when tuning up the motor
Clean carbon from cylinder heads and tops of pistonsSurface and reinstall cylinder heads, using new gaskets3Inspect sensor gap, electronic pack, transformer, and ignition wiresSee Section test proceduresCheck for spark at each cylinder4Inspect spark plugsClean or replace as necessary5Inspect carburetor and automatic choke6Inspect fuel pump and hosesReplace filter element and gasket (fuel pump non-service)789Synchronize distributor and carburetor linkageSee Section 4Inspect electric shift operationSee Section for test proceduresCheck propeller for condition and correct pitchSee Section 61