1993 Johnson Evinrude "ET" 60 degrees LV Service Manual, P/N 508286, Page 37Get this manual
Idle Timing
1Remove the rectifierregulator cover1112Disconnect the timing sensor plugAttach the OMC Ignition Analyzer from OMC Ignition Test Kit, PIN 434017, to the timing sensor3Move the analyzer selector switch to position "A"4Connect the analyzer to 12-volt source
] 5Loosen the timer base detent screw6Move both the inside and outside detent tabs completely forward on the detent platef517Be sure the timer base lever is against stop on the flywheel f618Rotate the crankshaft in clockwise direction until the timing pointer aligns with the idle timing listed in chartIdle Timing
All Models
PCE0021
f719To adjust idle timing, hold the timing wheel in positionHold the inside detent tab in position against stopMove the detent plate forward until the analyzer "CYL" light goes off1OMark the location of the inside detent tab on the detent plate11Leave the timer base detent screw loose for next adjustmentThis procedure should provide the best idle characteristics while allowing engine idle speeds in gear ranging from 600 to 700 RPM, depending on propeller selectionIII ID