TROUBLESHOOTING
TESTING AND ADJUSTING
1. CONTACTOR SWITCH FOR WATER TEMPERATURE DOES NOT ACTIVATE SHUTOFF SOLENOID
Cause
Correction
Wrong Connections
Connect battery to C and shutoff solenoid to NO
connections. Check connections to other components or
make installation of new wiring.
Failure of Shutoff Solenoid
Check the shutoff solenoid.
Low Water Level in Cooling
Fill the cooling system.
System
Wrong Setting of Switch
Make a test of temperature setting and if necessary
install new contactor switch with correct setting. See
specifications.
2.
CONTACTOR SWITCH FOR WATER TEMPERATURE ACTIVATES SHUTOFF SOLENOID AT WRONG
TEMPERATURE
Cause
Correction
Wrong Setting of Switch
Make a test of temperature setting and if necessary
install new contactor switch with correct setting. See
specifications.
3.
CONTACTOR SWITCH FOR OIL PRESSURE FAILS TO ACTIVATE SHUTOFF SOLENOID
Cause
Correction
Wrong Connections
Check connections, wiring and correct where necessary.
Wrong Setting of Switch
Test contactor switch. If necessary, install new contactor
switch.
4. SHUTOFF SOLENOID FAILS TO STOP ENGINE
Cause
Correction
Wrong Connections
Check connections and wiring.
Plunger Shaft Adjustment Wrong
Make adjustment to plunger shaft.
Wrong Plunger in Shutoff Sole-
Install the correct plunger shaft.
noid
Not Enough Plunger Travel
Make adjustment to plunger shaft or replace solenoid if
necessary.
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