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STRUCTURE, FUNCTION AND MAINTENANCE STANDARD
No.
Check item
Clearance between bushing
1
and mounting pin of boom
and revolving frame
Clearance between bushing
2
and mounting pin of boom and
arm
Clearance between bushing
3
and mounting pin of arm and
link
Clearance between bushing
4
and mounting pin of arm and
bucket
Clearance between bushing
5
and mounting pin of link and
link
Clearance between bushing
6
and mounting pin of link and
bucket
7
Bucket clearance
PC600, 600LC-7
Tolerance
Standard
size
Shaft
–0.043
140
–0.106
–0.043
130
–0.106
–0.036
110
–0.090
–0.036
115
–0.090
–0.036
110
–0.090
–0.036
115
–0.090
Criteria
Standard
clearance
Hole
+0.148
0.100 –
+0.057
0.254
+0.407
0.368 –
+0.325
0.513
+0.360
0.320 –
+0.284
0.450
+0.326
0.259 –
+0.223
0.416
+0.354
0.311 –
+0.275
0.444
+0.382
0.315 –
+0.279
0.472
0.5 – 1.0
WORK EQUIPMENT
Unit: mm
Remedy
Clearance
limit
1.5
1.5
1.5
Replace
1.5
1.5
1.5
Adjust
shims
10-131
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