Komatsu 95-2 Series Shop Manual page 107

TROUBLESHOOTING s-7
S-7 Exhaust smoke is black
(incomplete combustion)
General causes why exhaust smoke is black
Insufficient intake of air
Improper condition of fuel injection
Excessive injection of fuel
When control rack is pushed, it is found t o be heavy, or does not return
m a
Remedy
x
a . :
. :
.?
: , p p , , , : e
2 ? 5 a t + P P P 2 S
t
I .
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95-2 SERIES
12-1 15