TM 5-2420-230-24-2
3.9 and B5.9 Series Engines
Troubleshooting Symptoms Charts
Section TS - Troubleshooting Symptoms
Page TS-77
Smoke, White -- Excessive
This is symptom tree T118.
Cause
Correction
Verify the correct starting procedure. Refer to
Starting procedure is not correct
.......
the Operation and Maintenance Manual, B
Series Engines, Bulletin No. 3810205..
OK
C
oolant temperature is below specification or
Refer to the Coolant Temperature Below
the intake manifold air temperature is below
.......
Normal symptom tree.
specification
OK
P
Verify by operating the engine from a tempo-
rary supply of No. 2 diesel fuel. Check fuel
oor fuel quality or wrong fuel grade
.......
specifications for proper fuel grade. Refer to
the Operation and Maintenance Manual, B
Series Engines, Bulletin No. 3810205.
OK
F
Put the engine at top dead center. Check and
adjust the fuel timing. Refer to Procedure
uel injection pump timing is not correct
.......
005-037.
OK
K
Refer to the Master Repair Manual, Injector
SB is malfunctioning (Bosch VE pump only)
.......
Pumps and Injectors, Bulletin No. 3666037.
OK
I
Check to see if an extra sealing washer is
installed under injector. Remove any additional
njector sealing washer not correct
.......
sealing washer. Only one is required. Refer to
Procedure 006-026.
OK
I
Remove and test the injectors. Replace as
njectors worn or malfunctioning
.......
necessary. Refer to Procedure 006-026.
OK
C
oolant is leaking into the combustion cham-
Refer to the Coolant Loss - Internal symptom
.......
ber
tree.
OK
B
(Continued)
L-661