Kohler Command Pro CV980 User Manual Page 56

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7.6
Section 7
Electrical System and Components
ǯȱ ȱȱȱȱǰȱȱȱ¢ȱ
ȱȱȱȱǯȱȱȱ¢ȱǰȱ
wires, connections, safety interlocks, etc.
ǯȱ ȱȱȱȱȱȱȱ
associated with the ignition or electrical
¢ȱȱȱǯȱȱȱȱȱ
isolated until all testing is completed.
ȱ Řǯȱ ȱȱȱȱȱ¢ȱȱȱ
ȱǰȱǻȱȱǯȱŘŚȱŚśśȱŖŘȬǼǯȱ
ȱȱȱȱȱȱȱȱȱ
ȱȱȱȱȱǯȱȱȱȱȱ
a good ground, not to the spark plug.
Molex Plug
(Some Models)
Figure 7-6. Digital Spark Advance Ignition (DSAI) System.
ȱ ȱ ȱȱȱȱȱȱȱȱ
gap. Repeat the procedure on the other cylinder.
ȱȱȱȱęȱȱȱǯ
ǯȱ ȱȱȱȱȱęǰȱȱȱǰȱ
connections, and terminals on that side. If
wiring is okay, replace ignition module and
retest for spark.
ǯȱ ȱȱȱȱǰȱȱȱȱ
misses or won’t run on that cylinder, try a
new spark plug.
ǯȱ ȱȱȱȱęǰȱȱȱȱ
ignition switch and check for shorted kill
lead.
Operation of DSAI Ignition Systems
DSAI Ignition System Explanation
ȱȱȱȱȱȱ¢ȱǻǼȱȱ
ȱȱȱǯȱȱȱȱ¢ȱȱȱ
ǰȱŗŘȬȱȱȱȱę¡ȱȱȱ
¢ȱȱȱȱǯȱȱȬ¢ȱ
ȱȱȱȱȱȱȱȱ
ȱǯȱȱ¢ȱȱȱǻȱŝȬŜǼȱ
consists of the following components:
ȱ Ȋȱ ȱȱ¢ǰȱȱȱ¢ȱĜ¡ȱ
ȱȱĚ¢ǯ
ȱ Ȋȱ ȱǰȱŗŘȬȱȱǰȱȱ
ȱȱȱȱȱǻȱŝȬŜǼǯ
ȱ Ȋȱ ȱŗŘȬȱĴ¢ǰȱȱȱȱȱȱ
ignition modules.
ȱ Ȋȱ ȱȱȱǻȱ¢ȱǼȱȱȱȱ
spark advance module to stop the engine.
Two spark plugs.
Operation
The system provides more consistent energy to the
ȱȱȱȱȱȱ¢ȱȱȱŗŘȬȱ
Ĵ¢ȱȱȱȱȱǯȱȱȱȱȱ
ȱȱǻǼȱȱȱȱ
ȱȱ¢ȱȱĚ¢ȱȱȱȱȱ
passes the ignition module. System triggering and
ȱȱȱȱ¢ȱȱ¢Ȭȱ
microprocessor. This digital control provides
ȱȱȱȱ¢ȱȱ
ǯȱȱȱȱȱȱȱ
independently for each engine cylinder.
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