jcb JS210 Service Manual

20 - 1
Section E
Hydraulics
9803/6400
Section E
20 - 1
Issue 2*
Regulator JS200. JS240
Specifications
Displacement 97.2 (96.5) cc/rev
Revolving Speed Range Rated 2070 (2200) rev/min
Pressure Rated 320 (320) kgf/cm
2.
Max 350 (350) kgf/cm
2
Maximum Flow Rate 201 (211) l/min (Rated revolution load pressure 80 Kgf/cm
2
)
Minimum Flow Rate 50 (50) l/min (Rated revolution load pressure 80 Kgf/cm
2
)
Input Horsepower 125 (154) PS
Maximum Input Torque 43.4 (49.1) kgf-m
Control Function Full horsepower control
Power shift control
Negative flow control
Q
max cut control
Other KHI 10 cc/rev with gear pump
Proportional pressure reducing valve (KDRDE5PR-10/40C04)
Volume change is by Regulator Adjustment
Pump Speed 2070 min-1 2400 min-1
Adjust screw (954) at 1/4 revolution Adjust screw (954) at 1/4 revolution
Maximum Flow rate ³ Q=6.0 L/min Flow rate ³ Q=6.3 L/min
Flow Rate (1.31 imp gal) (1.31 imp gal)
Adjust screw (953) at 1/4 revolution Adjust screw (953) at 1/4 revolution
Minimum Flow rate ³ Q=4.8 L/min Flow rate ³ Q=5.1 L/min
Flow Rate (1.05 imp gal) (1.12 imp gal)
Adjust screw (923) at 1/4 revolution Adjust screw (928) at 1/4 revolution
Flow rate ³ Q=18 L/min (3.9 imp gal) Flow rate ³ Q=20 L/min (4.3 imp gal)
Outer Spring Pressure ³ P=16kg/cm
2
(227 lb/in
2
, 15.4 bar) Pressure ³ P=18kg/cm
2
(225 lb/in
2
, 17.3 bar)
Adjustment
Torque ³ T=4.2 kgf m Torque ³ T=4.7 kgf m
Factor A=1.6 of return revolution for set Factor A=1.9 of return revolution for set
change of inner spring change of inner spring
Adjust screw C1(925) at 1/4 revolution Adjust screw C1(925) at 1/4 revolution
Inner Spring Flow rate ³ Q=11 L/min (2.4 imp gal) Flow rate ³ Q=11 L/min (2.4 imp gal)
Adjustment
Pressure ³ P=36kg/cm
2
(511.9 lb/in
2
, 34.8 bar) Pressure ³ P=27kg/cm
2
(383.9 lb/in
2
, 26.1bar)
Torque ³ T=4.9 kgf m Torque ³ T=4.2 kgf m
Adjust screw (924) at 1/4 revolution Adjust screw (924) at 1/4 revolution
Pilot Pressure ³ Pi=1.7 kg/cm
2
(24.1lb/in
2
,1.63bar) Pilot Pressure ³ Pi=1.7 kg/cm
2
(24.1lb/in
2
,1.63bar)
³Q=13 L/min (2.8 imp gal) ³Q=14 L/min (3.07 imp gal)
Adjust screw (642) at 1/4 revolution Adjust screw (642) at 1/4 revolution
Qmax Cut Qmax cut flow rate Qmax cut flow rate
Characteristic
Flow Rate
Control
Characteristic
Input Horsepower
**
**
*
*

jcb JS210 Specifications

General

Brand	jcb
Model	JS210
Category	Excavators
Language	English