Kohler 20CCOZ Service Manual

7-16 Component Testing and Adjustment TP-5606 6/02
Component
Ohmmeter
Connections
Remarks Results
Controller switch P2-6 and P2-4 Ohmmeter on R x 1 scale.
PlacerockerswitchinSTART
position.
If good--zero ohms
(continuity). Any resistance
other than zero or very low
ohms--replace switch.
P2-6 and P2-5 Ohmmeter on R x 1 scale.
PlacerockerswitchinSTOP
position.
If good--zero ohms
(continuity). Any resistance
other than zero or very low
ohms--replace switch.
K20 relay coil P1-4 and P1-9 Ohmmeter on R x 1 scale If good--85 ohms. Low
resistance--shorted K20 relay
coil and/or wiring. High
resistance--open K20 relay
and/or wiring.
K25 relay coil P1-8 and P1-9 Ohmmeter on R x 1 scale If good--85 ohms. Low
resistance--shorted K25 relay
coil and/or wiring. High
resistance--open K25 relay
and/or wiring.
Starter solenoid
(‘S’ relay)
P4-4 and battery (--) cable.
NOTE: J4 and P4 must be
disconnected to perform this
test.
Ohmmeter on R x 1 scale. If good-- approx. 0.20--0.35
ohms at 80_ F(27_ C).
Controller 10-
amp fuse and
wiring
Battery positive (+) cable and
P1-14
NOTE: J4 and P4 must be
connected to perform this
test.
Ohmmeter on R x 1 scale. If good-- zero or very low
ohms. No reading
(infinity)--open circuit or fuse
blown.
Air heater relay
(C1onsingle
phase and AH on
three phase)
P4-8 and P4-1 Ohmmeter on R x 1 scale. If good--approx. 16--20 ohms
at 80_F(27_C).
Figure 7-13. Engine/Generator Set Component Testing with Ohmmeter (Sheet 1 of 2)

Kohler 20CCOZ Specifications

General

Brand	Kohler
Model	20CCOZ
Category	Inverter
Language	English