Kohler Various Service Bulletin - Page 2
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•
Test meter leads before use. (Set meter to Ohms and check for resistance reading of less than 0.5 Ohm.)
•
If available, use clamping meter leads to assist with testing.
•
Set meter to next highest voltage scale that includes 12 VDC.
•
When taking readings, allow the meter to stabilize before recording. The reading should stabilize after 3 to 5
seconds. If reading continues to drop while cranking, stop the test and perform a battery load test.
Solenoid Shift Starter Warranty Test Procedures
Test #1
Battery Voltage Test (Static)
DVOM
+
-
+
Battery
Test 1 Conclusions
•
If battery voltage is above 12.4
VDC continue to Test 2.
•
If voltage is below 12.4 VDC,
charge battery and retest.
•
If battery will not hold a charge
it should be replaced before
continuing the test or replacing
the starter.
Voltage Drop Across Battery (Cranking)
NOTE: Touch meter
leads to actual battery
terminals.
-
VDC
Test 2 Conclusions
•
If battery cranking voltage is
above 9.0 VDC continue to
Test 3.
•
If battery cranking voltage is
below 9.0 VDC you should
check the battery by using
a load tester. Also check for
external engine load.
Test #2
DVOM
+
-
NOTE: Use starter
end plate as test
+
-
Battery
VDC
Test 3 Conclusions
2
Test #3
Voltage Drop Across Starter (Cranking)
DVOM
+
-
point.
+
Starter
-
VDC
•
If the difference between test
2 and test 3 is greater than 1
VDC check all positive and
negative electrical connections
for corrosion and/or loose
fasteners in the starter circuit.
•
If additional starter testing
is necessary, refer to proper
service manual for complete
troubleshooting information.