Power Tech Generators PTS-25 Operator's Manual page 18

Check
Oil Pressure
With Gauge
Replace
Oil Pressure Switch
Plug Remote
Back IN
Has Power
Remote OK
ENGINE STARTS
BUT WON'T RUN
Unplug Remote
Start-Stop from
Control Box
Jump across
Oil Pressure Switch
with Jumper Wire
(2 pole)
Check Power
to Hold Circuit
of Run Solenoid
Has Power
Defective Solenoid
REPLACE
NO Power
Problem with Remote
8
Engine Runs OK
Remote Connection.
Equipment Manufacturer
Oil Pressure Switch
Disconnect Wire to Test
NO Power
Check
Safety Shutdown
System
Remove Wire From
Water Temperature Switch
Engine runs OK
Replace Water
Temperature
Switch
Problem with
Contact
Single Pole
If "OK"
Replace
Switch
NO Power
Check Shutdown
Relay
Check Wiring