Kohler 15CCO Service Manual page 98

Component
Controller switch P2-6 and P2-4
P2-6 and P2-5
K20 relay coil P1-4 and P1-9
K25 relay coil P1-8 and P1-9
Starter solenoid P4-4 and battery (--) cable.
('S' relay) NOTE: J4 and P4 must be
disconnected to perform this
test.
Controller 10- Battery positive (+) cable and
amp fuse and P1-14
wiring NOTE: J4 and P4 must be
connected to perform this
test.
Air heater relay P4-8 and P4-1
(C1 on single
phase and AH on
three phase)
Figure 7-13. Engine/Generator Set Component Testing with Ohmmeter (Sheet 1 of 2)
7-16 Component Testing and Adjustment
Ohmmeter
Connections
Ohmmeter on R x 1 scale.
Place rocker switch in START
position.
Ohmmeter on R x 1 scale.
Place rocker switch in STOP
position.
Ohmmeter on R x 1 scale
Ohmmeter on R x 1 scale
Ohmmeter on R x 1 scale.
Ohmmeter on R x 1 scale.
Ohmmeter on R x 1 scale.
Remarks
If good--zero ohms
(continuity). Any resistance
other than zero or very low
ohms--replace switch.
If good--zero ohms
(continuity). Any resistance
other than zero or very low
ohms--replace switch.
If good--85 ohms. Low
resistance--shorted K20 relay
coil and/or wiring. High
resistance--open K20 relay
and/or wiring.
If good--85 ohms. Low
resistance--shorted K25 relay
coil and/or wiring. High
resistance--open K25 relay
and/or wiring.
If good--approx. 0.20--0.35
ohms at 80_ F (27_ C).
If good--zero or very low
ohms. No reading
(infinity)--open circuit or fuse
blown.
If good--approx. 16--20 ohms
at 80_F (27_C).
Results
TP-5606 6/02