TM 5-2420-230-24-2
B3.9 and B5.9 Series Engines
Troubleshooting Symptoms Charts
Section TS - Troubleshooting Symptoms
Page TS-21
Coolant Temperature is Above Normal Sudden Overheat (Continued)
Cause
Correction
Plugged cooling passages in the cylinder
Pressure test the cooling system. Refer to
.......
head, head gasket, or cylinder block
Procedure 002-004.
OK
C
Refer to AEB 90.24 for the cooling system
ooling system has insufficient capacity
.......
specifications.
L-605