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JS160
jcb JS160 User Manual
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18 - 2
Pump Hydraulic Circuit Diagram
Section E
Hydraulics
9803/6410
Section E
18 - 2
Issue 1
Hydraulic Pump/Regulator JS130, JS160
(REAR)
(FRONT)
A
1
A
2
B
1
B
3
A
3
P
1
Dr
1
a
4
P
i2
P
m2
P
i1
P
m1
a
3
a
2
a
1
Key
A
1,2
Delivery port
B
1
Suction port
D
r1
Drain port
P
i1,2
Pilot port
P
1
Proportional pressur
e reducing valve
P
m1,2
Q
max
cut port
a
1-3
Gauge port
a
4
Gauge port
A
3
Gear pump delivery port
B
3
Gear pump suction port
417110
254
256
Table of Contents
Section 1 General Information Section 1
3
Table of Contents
3
General Information Section
4
Bolt and Nut Torque Specifications
4
Torque Settings
5
Service Tools
6
Section B - Body and Framework
6
Section C - Electrics
9
Section E - Hydraulics
10
Section 3 Routine Maintenance Section 3
28
Lubricants - Health and Safety
31
Service Intervals for Hydraulic Oil and Filters When Using a Breaker or Crusher
32
Service Schedules
32
Initial Precautions for New Machine Usage
33
Greasing
37
Slew Ring Bearing
37
Slew Ring Teeth and Slew Pinion
37
Excavator End
38
Battery
40
Air Bleeding Procedures
41
Hydraulics
41
Releasing Tank Pressure
41
Air Bleeding from Hydraulic Pump
42
Air Bleeding from Ram
42
Air Bleeding from the Slew Motor
43
Checking the Fluid Level
44
Topping up Fluid Level
44
Changing the Hydraulic Oil
45
Changing the Return Filter Element
46
Flushing Filters
46
Cleaning/Changing the Suction Strainer
47
Changing the Air Breather Element
48
Changing the Pilot Oil Filter
49
Draining Tank Impurities
49
Changing the Breaker In-Line Filter
50
Changing the Drain Line Filter
50
Changing the Nephron Filter
51
Changing the Track Gearbox Oil
52
Checking Track Gearbox Oil Level
52
Changing the Slew Gearbox Oil
53
Checking the Slew Gearbox Oil Level
53
Replenishing Slew Gearbox Grease
53
Cleaning the Tracks
54
Tracks and Running Gear
54
Checking/Adjusting the Track Tension
55
Checking the Rollers and Idler Wheels for Oil Leaks
56
Checking the Shoe Plate
56
Changing the Air Filter Elements
57
Changing the Oil and Filters
58
Checking the Oil Level
58
Checking the Coolant Level
59
Coolant Mixtures
59
Changing the Coolant
60
Adjusting the Fan Belt
61
Fitting a New Fan Belt
61
Cleaning the Radiator and Oil Cooler
62
Changing the Fuel Filter Element
63
Draining Fuel Tank Impurities
63
Draining the Water Separator
63
Bleeding the Fuel System
64
Performance Evaluation
66
Checking the FOPS Structure
72
Section C Electrics Section C
113
Torque Specification
114
Technical Data
115
Battery Testing
116
Schematic Diagram
117
Operator's Cab
119
Right Console
120
Left Console
122
Monitor
123
Control, Function, Operation
124
Basic Operation
126
Engine Control
126
Stepping Motor
126
Throttle Related Function
128
Stop Motor Function
131
Redundancy (Back-Up) Throttle Control
133
Automatic Engine Adjustment
134
Idling Control
135
Revolution Control for each Mode
136
Hydraulics Section E
200
Introduction, Technical Data
201
Operation
201
Schematics
201
Schematic Hydraulic Circuit JS130
206
Schematic Hydraulic Circuit JS160
208
Shuttle Block
210
Pilot Control Line Hose Connection Diagram
211
Schematics
211
Main Relief Valve
213
Pressure Measuring Points
213
Pressure Relief Valves
213
Pressure Testing
214
Servo Accumulator
216
Pilot Relief Valve
217
Slew Motor Relief Valve
218
Auxiliary Relief Valves
219
Travel Motor Relief Pressure
225
Hydraulic Pump/Regulator
226
Fault Finding
232
Dismantling and Assembly
234
Dismantling and Assembly
235
Dismantling and Assembly
236
Hydraulic Pump/Regulator
237
Precautions During Use
276
Spool Location
277
Neutral Circuit
279
Removal and Replacement
291
Control Valve
292
Operation
317
Remote Control Valve (Services)
317
Remote Control Valve (Travel)
328
Technical Data JS130
342
Technical Data JS160
343
Fault Finding
392
Operation
396
Maintenance Specifications
414
Section F Transmission Section F
443
Section F - Transmission
443
Specifications
444
Traction Motor/Reduction Gear
444
Operation
445
Operation
450
Preparation for Use
450
Fault Finding
451
Removal and Replacement
454
Motor Bleeding
458
Testing
459
Cross-Sectional View - JS130
460
Cross-Sectional View - JS160
465
Dismantling
470
Section J Track and Running Gear Section J
502
Removal
504
Replacement
505
Dismantling
506
Assembly
512
Dismantling
513
Removal
514
Replacement
515
Removal
517
Replacement
518
Dismantling
520
Assembly
522
Bottom Roller
524
Removal
524
Replacement
525
Dismantling
527
Assembly
528
Technical Data
532
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jcb JS160 Specifications
General
Brand
jcb
Model
JS160
Category
Excavators
Language
English
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