2001 Polaris SLX, PRO 1200, Virage TX, Genesis, Virage TXi, Genesis i Personal Watercraft Service Manual, Page 284Get this manual
Electrical Systems Ignition Timing AdjustmentIgnition Point Adjustment UnitContinued
8Connect timing to light to MAG high tension wireStart engine and verify timing with timing light
Never operate the engine for more than 15 seconds while the watercraft is out of the waterOverheating of engine and drive line components wilt resultTiming can now be set to exact specification using the Ignition Point Adjustment UnitPress the "PQS" or "NEG" button to advance or retard timing until timing is at specificationPressing the "POS" or "NEG" buttons wilt advance or retard the timing in one degree increments up to two degrees each way