Chrysler 75 and 85 HP Outboards Service Manual OB 3646, Page 98Get this manual
AMMETER
TO ACCESSORIES
BATTERY
Figure 2Test #2Testing for Accessory Current Draw
TEST #3Testing statorEquipment: 10 amp or morefull scale ammeter; voltohm meter or 29381 continuity tester1With engine running connect ammeter between
positive (+battery cable and positive (+) battery terminal2Reading should be amps 4000 R.P.M Cut-in R.P.M is 800 R.P.M