Front Idler - Doosan DX140R Shop Manual

Front Idler

Figure 7
No. Check Item
Outside Diameter of
1
flange
Outside Diameter of
2
Tread
3 Width of Protrusion
4 Total Width
5 Width of Tread
Clearance between
6
shaft and bushing
Interference between
7
roller and bushing
Track Assembly
Page 14
Standard Dimension
489 mm
(19.252")
454 mm
(17.874")
68 mm
(2.677")
135 mm
(5.315")
33.5 mm
(1.319")
Tolerance
Standard
Dimension
Shaft
75 mm 0
(2.953") -0.03
Tolerance
Standard
Dimension
Shaft
85 mm +0.17
(3.346") +0.13
Recommended Limit for
Maintenance
443 mm
(17.441")
39 mm
(1.535")
Standard
Interference
Hole
+0.40 +0.43
+0.35 +0.35
Standard
Interference
Hole
+0.035 +0.17
0.0 +0.095
Limit for Use
(Repair - P or
Replace - R)
440 mm [P]
(17.323")
41 mm
(1.614")
Repair
Limit
Repair
Limit
SP001941