Komatsu Galeo PC138US-8 Shop Manual page 203

10 Structure, function and maintenance standard
1. Brake spring
2. Drive shaft
3. Spacer
4. Case
5. Disc
6. Plate
7. Brake ring
8. Brake piston
9. Housing
10. Piston
11. Cylinder block
12. Valve plate
13. Center shaft
14. Center spring
15. Check valve
16. Shuttle valve
No. Check item
17 Check valve spring
18 Shuttle valve spring
PC138US, USLC-8
Standard size
Free length
Installation
× Outside
length
diameter
66.5 × 25.6 45.0
24.5 × 11.6 14.5
Criteria
Repair limit
Installation
Free length
load
6.96 N
—
{0.71 kg}
7.45 N
—
{0.76 kg}
SEN02550-01
Unit: mm
Remedy
Installation
load
If damaged or
deformed,
5.59 N
replace spring.
{0.57 kg}
5.98 N
{0.61 kg}
21