WACKER Group LTC 4, Repair Manual

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Caterpillar Engine Troubleshooting LTC Repair
wc_tx000476gb.fm
88
Incorrect adjustment of governor
linkage
•
Slipping torque converter • •
Improper set point • •
Fuel leak •
Plugged radiator core •
Incorrect adjustment or worn belts/
pulleys
•
Low coolant level •
Malfunctioning temperature
regulators
•
Worn fuel injector pump •
Low octane level or water in fuel •
Low cranking speed •
Dirty entry •
Damaged bearings •
Coolant/fuel leakage into
crankcase
•
Extended oil change period •
Incorrect oil used •
Possible Cause Symptom
Exce
ss b
la
ck smoke
Blu
e
smok
e
White
smoke
In
cr
e
a
se
d o
il
con
s
umptio
n
U
n
u
s
ua
l no
ise
s
La
ck o
f po
w
e
r
In
cre
a
se
d f
uel
consu
m
pti
o
n
O
v
er
he
at
in
g
H
a
rd
st
a
rt
ing/
eng
in
e
mi
ssi
n
g
De
br
is
in
o
il filter