jcb JS70, Service Manual

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Travel Equipment
Type Variable Displacement Piston Motor (automatic 2-speed change)
Suction Capacity 37.22/25.75 cm
3
/rev (2.27/1.57 in
3
/rev)
Working Pressure 284.4 bar (4125 lbf/in
2
)
Working Flow 75.6 l/min (16.6 U.K. gal/min)
Reduction Gear Ratio 52.8 : 1
Parking Brake
Brake Torque
8.4 kgf/m (60.7 lbf ft) excluding reduction gear
Brake Pressure Release 4.5 bar (65.42 lbf/in
2
)
Dry Weight 90 kg (198.4 lb)
Boom Ram
Cylinder Inside Diameter 100 mm (3.94 in)
Rod Diameter 65 mm (2.56 in)
Max Contracted Length 1383 mm (54.45 in)
Stroke 927 mm (36.49 in)
Dry Weight 85 kg (187.42 lb)
Dipper Ram
Cylinder Inside Diameter 95 mm (3.74 in)
Rod Diameter 60 mm (2.36 in)
Max Contracted Length 1364 mm (53.74 in)
Stroke 878 mm (34.56 in)
Dry Weight 81 kg (178.60 lb)
Bucket Ram
Cylinder Inside Diameter 85 mm (3.35 in)
Rod Diameter 55 mm (2.16 in)
Max Contracted Length 1050 mm (41.34 in)
Stroke 688 mm (27.09 in)
Dry Weight 52 kg (114 lb)
Offset Boom Ram
Cylinder Inside Diameter 95 mm (3.74 in)
Rod Diameter 65 mm (2.56 in)
Max Contracted Length 1255 mm (49.41 in)
Stroke 788 mm (31.02 in)
Dry Weight TBA
Blade Ram
Cylinder Inside Diameter 70 mm (2.75 in)
Rod Diameter 45 mm (1.77 in)
Max Contracted Length 496 mm (19.53 in)
Stroke 180 mm (7.08 in)
Dry Weight 20 kg (44.1 lb)
1 - 2
Section E Hydraulics
9803/6020
Section E
1 - 2
Issue 1
Technical Data