1975 Evinrude 2HP Model 2502 Full Factory Service Manual, Page 29Get this manual
TESTING COIL, CONDENSER AND BREAKER POINTS
TEST EQUIPMENT
To determine accurately the condition of components of the ignition
system, an ignition analyzer should be usedWithout the use of test equipment, coils, condensers, or point assemblies may be replaced needlesslyA wide variety of ignition analyzers is available from various manu facturersIn addition, some automotive testers having Ute proper specifications can be usedThe use of the Graham, Merc-O-TrOnic, or Stevens ignition analyzers is particularly recommended, since these units have provisions for checking all functions of the ignition systemSee Figure20Detailed instructions for the use of any tester are provided with the unit; therefore, only general information is given hereSee Test Specifica-
tions, Section 2All components of the ignition system should be checked, even though replacing part seems to have corrected the troubleFor example, replaCing points may have increased spark, but further improvement might be realized if condenser is found to be weak and is replacedCOIL TESTING