Kohler Command Pro CV960 Service Manual page 58

Section 7
Electrical System and Components
engine runs poorly, or existing plug condition
spark plugs gapped at 0.76 mm (0.030 in.),
Test 3. Check for Timing Advance
with a marking pen, chalk, or narrow tape. See
that had good spark.
Flywheel Screen Mark
Figure 7-7. Mark For Timing Advance.
movement of the line on the screen relative to the
good spark, repeat the test on the other cylinder.
7.8
Figure 7-8. Check For Timing Advance.
a. If the line on the screen moved away from
Test 4. Test the Ignition Modules and Connections
that connections are oriented properly on
terminals of modules.
with aerosol electrical contact cleaner to remove
any old dielectric compound, dark residue, dirt,
leads from the spark plugs.
and a known good ground location on the
engine.
module.