Komatsu Galeo PC138US-8 Shop Manual page 243

10 Structure, function and maintenance standard
Blade cylinder
No. Item
Clearance between
1 piston rod and bush-
ing
Clearance between
2 piston rod support
shaft and bushing
Clearance between
cylinder bottom
3
support shaft and
bushing
PC138US, USLC-8
Cylinder Standard
name size
Boom 70
Arm 75
Bucket 65
Blade 75
Boom 70
Arm 70
Bucket 65
Blade 70
Boom 70
Arm 70
Bucket 65
Blade 70
Criteria
Tolerance
Standard
clearance
Shaft Hole
-0.030 +0.259 0.093 –
-0.076 +0.063
-0.030 +0.279 0.095 –
-0.076 +0.065
-0.030 +0.250 0.085 –
-0.076 +0.055
-0.030 +0.279 0.095 –
-0.076 +0.065
-0.030 +0.190 0.120 –
-0.100 +0.090
-0.030 +0.190 0.120 –
-0.100 +0.090
-0.030 +0.170 0.100 –
-0.080 +0.070
-0.030 +0.190 0.120 –
-0.100 +0.090
-0.030 +0.190 0.120 –
-0.100 +0.090
-0.030 +0.190 0.120 –
-0.100 +0.090
-0.030 +0.170 0.100 –
-0.080 +0.070
-0.030 +0.190 0.120 –
-0.100 +0.090
SEN02551-00
Remedy
Clearance
limit
0.435
0.335
0.455
0.355
0.426
0.326
0.455
0.355
1.0
0.290
Replace bush-
1.0
ing
0.290
1.0
0.250
1.0
0.290
1.0
0.290
1.0
0.290
1.0
0.250
1.0
0.290
Unit: mm
9