Sakai R2-4 Manuals

Manuals and User Guides for Sakai R2-4. We have 1 Sakai R2-4 manual available for free PDF download: Shop Manual

Sakai R2-4 Shop Manual (234 pages)

Brand: Sakai | Category: Construction Equipment | Size: 14.33 MB

Table of Contents
5
Safety
13
General Safety
15
Understanding the Safety Symbols and Words
15
General
15
Qualifications of Operators and Maintenance Personnel
16
Safety Practices and Policies
16
Pre Start Inspection
17
Safety Instructions
17
Starting
18
Operating
18
Stopping
18
Maintenance
19
Transporting the Machine
21
Specifications
23
Specification Data
26
Rops
29
R2H -4
32
Rops
35
Table of Standard Values
38
Engine
38
Propulsion
38
Hydraulic System
38
Steering
39
Brakes
39
Capacities
39
Fuel and Lubricants Specification
40
Rating
40
Recommended Lubricants
40
Tightening Torque Chart
41
Engine and Controls
43
Engine
45
Engine Mount
45
Engine Exterior
46
Control Systems
47
Throttle Control
47
Forward-Reverse Control
48
Pump Mount
49
Installation of Pump
50
Hydraulic Systems
51
System Circuit Diagram
54
Graphic Symbols for Hydraulic Circuits
54
Hydraulic Circuit Diagram
57
Propulsion Hydraulic System
59
Propulsion Hydraulic Piping
59
Propulsion Hydraulic Piping (1)
59
Propulsion Hydraulic Piping (2)
61
Propulsion Hydraulic Piping (3)
63
Propulsion Hydraulic Piping (R)
65
Hydraulic Component Specifications
68
Hydraulic Pump Assembly (Propulsion + Steering・Charge)
68
Propulsion Hydraulic Motor (F)
70
Propulsion Hydraulic Motor (R)
72
Valve
74
Block a
75
Block B
76
Steering System
77
Steering Hydraulic Piping
77
Steering Wheel
79
Hydraulic Component Specifications
80
Orbitrol
80
Valve
81
Electrical System
83
PRECAUTIONS for Work
85
Wire Numbers, Wire Sizes, Wire Colors and Connectors Shown in Electrical Circuit Diagram, Wiring Harness Layout and Wiring Harnesses
85
System Circuit Diagram
87
Electrical Circuit Diagram
87
Electrical Components
89
Wiring Harness Layout (1)
89
Wiring Harness Layout (2)
91
Wiring Harnesses
92
Main Harness (1)
92
Main Harness (2)
94
Main Harness (3)
96
Frame Harness (F)
98
Frame Harness (R)
100
Floor Board Harness
102
Engine Harness
104
Starter Switch Harness
105
Control Switch Harness
106
Lighting Switch Harness
107
Hazard Switch Harness
108
F-R Lever Switch Harness
109
Backup Buzzer Switch Harness
110
Foot Brake Switch Harness
111
ENGINE WARNING Lamp Harness
112
DPF Harness
113
Water Spray Harness
114
Combination Lamp Harness (F,L)
115
Combination Lamp Harness (F,R)
116
Sub Power Harness
117
Electrical Component Specifications
118
Fuse Box
118
Combination Meter
119
Drum
121
Precautions for Disassembly and Reassembly
123
Drum
125
Drum (F)
125
Drum (F)
126
Drum (R)
127
Brake
129
Brake Pedal
131
Brake System
133
Water Spray System
135
Water SPRAY PIPING
137
Inspection and Adjustment
139
Safety Precautions for Inspection and Adjustment
141
Preparation for Inspection and Adjustment
141
Precautions for Inspection and Adjustment
141
Warm-Up
141
Inspection and Adjustment of Engine Related Items
141
Measurement and Adjustment of Propulsion Circuit Pressure
142
Measurement
142
Adjustment
143
Measurement and Adjustment of Propulsion Charge Circuit Pressure
144
Measurement
144
Adjustment
145
Measurement of Propulsion Servo Circuit Pressure
146
Measurement
146
MEASUREMENT of MACHINE High/Low SPEED CHANGE CIRCUIT PRESSURE
147
Measurement
147
Measurement of Parking Brake Release Pressure
148
Measurement of Propulsion Motor (F)
148
Measurement of Propulsion Motor (R)
149
Measurement and Inspection of Steering Circuit Pressure
150
Measurement
150
Inspection
151
Measurement of Hydraulic Pump Case Pressure
152
Measurement of Propulsion Pump Case Pressure
152
Measurement of Propulsion Motor Case Pressure
153
Measurement of Propulsion Motor (F)
153
Measurement of Propulsion Motor (R)
154
Adjustment of Throttle Lever
155
Adjustment of Potentiometer
155
Adjustment of Operating Force
157
Adjustment of F-R Lever Linkage
158
Adjustment
158
Troubleshooting
159
Safety Precautions for Troubleshooting
161
Important Information for Troubleshooting
161
Before Starting
162
Electrical System Troubleshooting
163
When Performing Electrical System Fault Diagnosis
163
Precautions to Take During Electrical Circuit Fault Diagnosis
163
Inspection Procedures Using a Tester
164
Inspection of Electrical System
169
Engine Diagnosis Trouble Code
171
Description of Diagnostic Trouble Code (DTC)
171
Table of the Diagnostic Trouble Code (DTC)
172
Engine
179
Engine will Not Start (Starter Motor Does Not Run) 1/2
179
Engine will Not Start (Starter Motor Does Not Run) 2/2
181
Engine will Not Start (but Starter Motor Runs)
183
No Charging
183
Glow Plug Is Not Heated
185
Starter Motor Runs Even When F-R Lever Is Not at "N
185
Engine Speed Does Not Change When Operating Throttle Lever
187
Propulsion System
189
Machine Moves Neither Forward nor Backward 1/2
189
Machine Moves Neither Forward nor Backward 2/2
191
Brake Cannot be Released
191
Brake Does Not Work 1/2
191
Brake Does Not Work 2/2
191
Speed Cannot be Changed
193
Water Spray
195
Continuous Water Spray Does Not Operate
195
Continuous Water Spray Works, but Intermittent Water Spray
197
Lighting
199
Head Lamp, Side Marker Lamp, Tail Lamp and License Lamp
199
Head Lamp, Side Marker Lamp, Tail Lamp and License Lamp
201
Flood Lamp Does Not Light 1/2
201
Flood Lamp Does Not Light 2/2
201
High-Beam of Head Lamp Does Not Light
203
Turn Signal Lamp Does Not Blink
205
Hazard Lamp Does Not Light (Turn Signal Blinks)
207
Backup Lamp Does Not Light
207
Stop Lamp Does Not Light
209
Illumination of Combination Meter Does Not Light
211
Combination Meter Warning Lamp or Indicator Lamp Is Abnormal
211
Tachometer Reading Is Abnormal
213
Hour Meter Is Abnormal
213
Temperature Meter Is Abnormal
215
Fuel Meter Is Abnormal
215
Charge Warning Lamp Remains on
217
Water Spray Indicator Lamp Does Not Light
217
Flood Lamp Indicator Lamp Does Not Light
219
Side Marker Lamp Indicator Lamp Does Not Light
219
Parking Brake Indicator Lamp Does Not Light
221
Turn Signal Indicator Lamp Does Not Light
223
Horn Does Not Sound
225
Backup Buzzer Does Not Sound
225
Hydraulic System Troubleshooting
226
When Performing Hydraulic System Troubleshooting
226
Propulsion System
227
Machine Moves Neither Forward nor Backward 1/2
227
Machine Moves Neither Forward nor Backward 2/2
228
Machine Moves in One Direction Only (Forward or Backward)
228
Slow Machine Speed or Small Drive Force 1/2
228
Slow Machine Speed or Small Drive Force 2/2
229
Machine Speed Cannot be Switched
229
Machine Does Not Stop Completely with F-R Lever in "N
229
Propulsion System Is Overheating
230
Abnormal Noise from Propulsion System
230

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Sakai R2-4 Shop Manual (234 pages)

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