Kohler TP-5353 - Manual Controller Troubleshooting (Continued)

6-18 Generator/Controller Troubleshooting TP-5353 8/94
Troubleshooting Manual Controller (Continued)
Do the following engine components function
correctly (if so equipped)?
D Ignition module (gas/gasoline)
D Fuel pump (gasoline)
D Fuel valve (gas)
D Fuel solenoid (diesel 20-180 kW)
D Governor controller (diesel 200-300 kW)
Does K1
relay LED
light?
DidK4relay
LED light?
Does start/stop
switch function
correctly?
Replace circuit
board (K4 relay
defective).
Replace circuit
board (K4 relay
defective).
Check/replace
defective engine
components.
Replace
defective
start/stop
switch.
C
No
Yes
No
Yes
Yes
Yes
No
Is there AC output when
start button is held and
unit is running?
Is AC output at correct
voltage? (Stator leads 7
and 10 at approximately
120 volts AC.)
Is voltage adjusting
rheostat set correctly?
Readjust voltage
adjusting rheostat.
K1 relay faulty—
replace circuit board.
Go to generator
troubleshooting
flowchart in Section 7.
No
Yes
No
No
Yes
Yes
No
Does low oil pressure
(LOP) safety shutdown
switch checkout okay?
Replace
defective
switch.
No
Yes
Does engine have correct
oil pressure? Use a
mechanical gauge to verify
pressure.
Check oil level.
Repair/replace
oil pump.
No
Yes
Do temperature safety
shutdown switch and water
level switch checkout
okay?
No
Replace
defective
switch(es).
Yes