Komatsu Galeo PC800-8 Shop Manual page 187

Hydraulic excavator
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10 Structure, function and maintenance standard
No.
Check item
1
Check valve spring
2
Shuttle valve spring
PC800, 850-8
Standard size
Free length
Installed
× Outside
length
diameter
62.5 × 20.0
35
16.4 × 8.9
11.5
Criteria
Repair limit
Installed
Free length
load
3.5 N
{0.36 kg}
13.7 N
{1.4 kg}
SEN00384-02
Unit: mm
Remedy
Installed
load
If damaged or
deformed,
2.8 N
replace spring
{0.29 kg}
10.8 N
{1.1 kg}
25

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