Kohler Command Pro CV980 User Manual Page 55

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7.5
Section 7
Electrical System and Components
7
Kill Switch or
‘Off Position of
Key Switch
Ignition
Modules
Spark Plug
Magnet
Flywheel
(0.28/0.33 mm)
0.011/0.013 in. Air Gap
L1
D1
C1
T1
P
S
Spark Plug
L2
SCS
Figure 7-5. Capacitive Discharge (CD) Ignition Module Schematic.
Figure 7-4. Capacitive Discharge Fixed Timing Ignition System.
ȱȱȱȱȱȱȱ¢ȱȱȱȱȱĚ¢ȱȱȱȱȱȱȱȱ
dead center.
Troubleshooting CD Ignition Systems
ȱȱȱ¢ȱȱȱȱȱȱ
ȱȱȱȱȱȱǯȱȱȱ¢ȱ
Ȧȱȱȱǰȱȱȱ
ȱȱȱȱ¢ȱȱǯȱ
ȱ¢ȱȱ¢ȱȱȱȱ
ȱǰȱȱȱȱȱ
information is provided to help you get to the root of
ȱȱǯ
CAUTION: High-Energy Electric Spark!
ȱȱȱ¢ȱȱȱȬ¢ȱȱ
ǰȱȱȱȱȱȱǰȱȱȱȱȱ
¢ȱȱǯȱȱȱȱȱȱȱȱȱȱ
ȱȱȱǯȱ¢ȱȱȱȱȱȱ
ȱȱȱȱǯ
ȱȱȱȱȱĞȱȱȱ
ȱǯȱȱȱȱȱǰȱ
ȱȱ¡ȱǯȱȱȱȱȬȱ
wires are connected, including the spark plug leads.
ȱȱȱȱȱęȱ¢ǯȱȱ
sure the ignition switch is in the run position.
DZȱ ȱȱȱ¢ȱȱȱȱ
excessive load on the kill lead. If a customer
complains of hard starting, low power,
ȱęȱȱǰȱȱ¢ȱȱȱȱ
excessive draw on the kill circuit. Perform the
appropriate test procedure.
Test Procedure for Standard (Fixed Timing) CD
Ignition System
ȱȱ¢ȱȱȱȱȱȱȱ
ignition system.
ȱ ŗǯȱ ȱȱȱȱȱȱȱ
harnesses from the engine and equipment are
ǯȱȱȱȱȱȱȱ
ȱȱȱȱȱȱǯȱȱ
the connectors and position or insulate the kill
lead terminal so it cannot touch ground. Try to
start the engine to verify whether the reported
ȱȱȱǯ
DZȱ ȱȱȱȱȱȱȱ¢ȱȱȱ
testing, you may need to ground the kill lead
to shut it down. Because you have interrupted
the kill circuit, it may not stop using the
switch.
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