Komatsu 4D98 Series Shop Manual page 20

21 Nozzle
I
IO Cplimtzed nozzle hole
I
l
Walers-box
diecasl
of clearance
l
Reduction of slapping /
0 Semi.open deck
structure
3 Reduced number of
drilled holes for lubricant
bf pi\l I* Cold roll steel type
1 \
22 1 Low-noise kll 1
I
17 Filler Installation
l
011 cooler provided
as an option
I
,
body size '
- Adaptation lo low
speed operalion
Simpler structure
I/*
Reducllon of drilled holes
I'
Noise reducllon