Komatsu Galeo PC800-8 Shop Manual page 119

Hydraulic excavator
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10 Structure, function and maintenance standard
No.
Check item
1
Link pitch
2
Bushing outside diameter
3
Thickness of bushing metal
4
Link height
Thickness of link metal
5
(bushing press-fitting portion)
6
7
Shoe bolt pitch
8
9
10
Link
11
12
Protrusion of pin
13
Protrusion of regular bushing
14
Overall length of pin
15
Overall length of bushing
16
Thickness of spacer
17
Press-fitting
18
force
19
: Dry type track link
PC800, 850-8
Standard size
Standard size
Standard size
Inside
width
Overall width
Tread
width
Bushing
Regular
pin
Master
pin
Criteria
260.6
87.9
15.8
156
39.3
234.95
184.2
76.2
133.6
73
65
4.5
10.8
320.4
225.8
12.45
137 – 431 kN {14 – 44 ton}
294 – 641 kN {30 – 66 ton}
255 – 608 kN {26 – 62 ton}
SEN00382-01
Repair limit
263.6
Reverse or
replace
When turned
82.9
Repair limit
Repair or
10.3
replace
143
26.3
Replace
Repair or
replace
Adjust or
replace
Unit: mm
Remedy
11

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