A Series Diesel Engine Troubleshooting Logic 34
Coolant Temperature Above Normal (Continued)
Cause
Correction
Plugged Cooling Passages in
Radiator, Head, Head Gasket or
Block
Flush the System and Fill with Clean
Coolant. Refer to Page 55
OK
Engine Overloaded
Verify that the Engine Load Rating is Not
being Exceeded. Refer to Page 60, 65