Komatsu Galeo PC800-8 Shop Manual page 120

SEN00382-01
No. Check item
a. Regular
20 Shoe bolt
b. Master
Interference between bushing
21
and link
Interference between regular
22
pin and link
Clearance between regular pin
23
and bushing
Interference between master
24 pin and link
Clearance between master pin
25 and bushing
: Dry type track link
12
Tightening torque
(Nm {kgm})
link
784±78 {80±8}
Tightening torque
(Nm {kgm})
link
—
Standard size
87.5
55.2
Standard size
55.5
Standard size
55.2
Standard size
55.5
10 Structure, function and maintenance standard
Criteria
Additional tightening
angle (deg.)
120±10
Additional tightening
angle (deg.)
—
Tolerance
Shaft Hole
+0.472 +0.087
+0.372 0
+0.596 +0.074
+0.496 0
Tolerance
Shaft Hole
+0.296 +1.036
+0.196 +0.536
Tolerance
Shaft Hole
+0.442 +0.074
+0.412 0
Tolerance
Shaft Hole
–0.200 +1.036
–0.300 +0.536
Remedy
Retighten
Lower limit torque
(Nm {kgm})
—
Standard
interference
0.285 – 0.472
0.422 – 0.596
Standard clear-
ance
Adjust or
0.24 – 0.84
replace
Standard
interference
0.338 – 0.442
Standard clear-
ance
0.736 – 1.336
PC800, 850-8
Unit: mm