jcb JS130, Service Manual

Page: 202 / 533

Note: For full specification details see information in each section.
Pump
Type 2 stage tandem, variable capacity swash plate type axial piston pump
Displacement Volume 55 cm
3
/rev x 2 (3.36 in
3
/rev x 2)
Working Pressure Refer to Pressure Testing (Section E 4-1)
Maximum Output 122.7 l/min (27 gal/min)
Fixed Displacement Gear Pump
Displacement Volume 9.08 cm
3
/rev (0.55 in
3
/rev)
Working Pressure Refer to Pressure Testing (Section E 4-1)
Maximum Output 20.2 l/min (4.5 gal/min)
Dry weight TBA
Control Valve
Type Hydraulic Pilot System
Operating System Set pressure relief
Main Relief
Standard Pressure
Refer to Pressure Testing (Section E 4-1)
Maximum Pressure Refer to Pressure Testing (Section E 4-1)
Overload Relief Pressure
Boom Raising, Dipper, Bucket
Refer to Pressure Testing (Section E 4-1)
Boom Lowering Pressure
Function Travel priority, Slew priority, Boom and Dipper holding valves,
Boom and Dipper 2-Speed internal confluence
Dry Weight 104 kg (229.3 lb)
Slew Motor
Type Fixed displacement piston motor
Suction Capacity 65 cm
3
/rev (3.97 in
3
/rev)
Working Pressure 285 kgf/cm
2
(4052 lbf/in
2
)
Work Flow 121 l/min (26.62 gal/min)
Set Pressure Relief Refer to Pressure Testing (Section E 4-1)
Reduction Gears Planetary gears with 2 gear reduction
Reduction Gear Ratio 17.03 : 1
Slew Brake
Brake Torque
More than 30 kgf m (217 lbf ft) (not including reduction gear)
Brake Pressure Release Min 30 kgf/cm
2
(426 lbf/in
2
)
Dry Weight 99 kg (218 lb)
1 - 1
Section E Hydraulics
9803/6410
Section E
1 - 1
Issue 2*
Technical Data (JS130)
*
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