Boom Maintenance Standards; Arm - Case CX17B Service Manual

3. ATTACHMENT DIMENSIONS
3.1.2

BOOM MAINTENANCE STANDARDS

(1) Clearance of pin and bushing on boom section
Pos. Item Pin part No.
A PU02B01212P1
Boom foot
Boom cylin-
B der PU02B01168P1
(Head side)
Boom cylin-
C der PU02B01170P1
(Rod side)
Arm cylin-
D der PF02B01022P1
(Head side)
-The tolerance for bushing inside diameter means the dimension after fitting of it into place.
-The part number for pins may be changed owing to improvement, use them only for reference.
D
C
Clearance of pin and bushing on boom section
Standard dimensions
Tolerance
Pin dia.
on pin dia.
0.02
0.05
(-0.0008)
(-0.0020)
0.02
0.08
(-0.0008)
(-0.0031)
ł35
(1.3780) 0.02
0.05
(-0.0008)
(-0.0020)
0.03
0.08
(-0.0012)
(-0.0031)
3-4
Clearance
Tolerance Standard
Standard
on bushing value for
value
bore dia.
+0.05 0.02~
0 0.10
(+0.0020) (0.0008~
( 0 ) 0.0039)
+0.18 0.07~
+0.05 0.26
(+0.0071) (0.0028~
(+0.0020) 0.0102)
+0.18 0.07~
+0.05 0.23
(+0.0071) (0.0028~
(+0.0020) 0.0091)
+0.18 0.08~
+0.05 0.26
(+0.0071) (0.0031~
(+0.0020) 0.0102)
A
B
Unit : mm (in)
Remedy
Service-
ability limit
repair
Replace
0.7 1.0
bushing
(0.028) (0.039)
or pin