Yanmar SV08-1AS Manuals

Manuals and User Guides for Yanmar SV08-1AS. We have 1 Yanmar SV08-1AS manual available for free PDF download: Service Manual

Yanmar SV08-1AS Service Manual (380 pages)

MINI EXCAVATOR

Brand: Yanmar | Category: Excavators | Size: 37 MB

Table of Contents
4
General Cautions for Maintenance Work
12
Correct Work
12
Safety Precautions
12
Preparations
12
Cautions for Disassembly and Reassembly
12
Cautions for Removal and Installation of Hydraulic Equipment
13
Cautions for Removal and Installation of Hydraulic Piping
13
Cautions for Handling Seals
14
Correct Installation of Hydraulic Hose
14
Specifications of Hydraulic Hose
17
Special Parts
20
Air Release of Hydraulic Equipment
22
Technical Data
24
Specifications
26
Outline Drawing and Working Area
34
Weight List of Main Parts
36
Lifting Capacity List
37
Specifications for Attachment
39
Periodic Inspection and Servicing
40
Fuel, Lube Oil and Grease Recommended
41
Cooling Fluid
41
Engine Oil
41
Hydraulic Oil
41
Service Standards
43
Machine Performance
45
Engine
49
Undercarriage
53
Rubber Crawler Specifications
53
Controls
55
Hydraulic Equipment
56
Hydraulic Cylinders
56
Implement
57
Front Attachments
57
Blade Moving Device (Link Track Gauge Change Type)
58
Variable Track Gauge Type and Blade Moving Device (Slide Track Gauge Change Type)
59
Bucket Teeth
59
Variable Track Gauge Type (Link Track Gauge Change Type)
60
List of Tightening Torque
61
Machine
61
Engine
64
Tightening Torque for General Bolts and Nuts (Machine)
65
Hydraulic Hose Joint
66
Engine
69
Disassembly of Engine
69
Removing the Nozzle and Glow Plug
69
Removing the Cylinder Head Cover
69
Removing the Oil Pipe
69
Removing the Water Pump Assembly
69
Removing the Rocker Arm and Push Rods
70
Removing the Exhaust Manifold
70
Removing the Cylinder Head
71
Removing the Tappets
71
Removing the Injection Pump Assembly
71
Removing the Crankshaft Pulley
72
Removing the Timing Gear Case Assembly
73
Removing the Idle Gear and Oil Pump Assembly
73
Removing the Camshaft Assembly
74
Removing the Suction Filter and Pipe
74
Removing the Connecting Rods and Pistons
74
Removing the Crankshaft Assembly
75
Disassembly, Inspection and Reassembly of Main Component Parts
76
Cylinder Head
76
Rocker Arm
78
Cylinder Block
79
Piston and Piston Rings
80
Connecting Rod
82
Connecting Rod Metal
83
Bearing Holder
84
Crankshaft Bearing
85
Crankshaft
85
Timing Gears and Camshaft Assembly
86
Lubrication Oil Pump
88
Thermostat
89
Nozzle and Holder Assembly
89
Flywheel and Ring Gear
90
Reassembly of Engine
91
Crankshaft and Bearing Holder Assembly
91
Oil Seal and Flywheel Cover (Rear Plate)
91
Flywheel
91
Pistons and Connecting Rods
92
Suction Pipe and Suction Filter
92
Oil Pan and Front Plate
93
Camshaft Assembly and Plate
93
Idle Gear and Oil Pump Assembly
93
Timing Gear Case
94
Crankshaft Pulley
95
Injection Pump Assembly
95
Oil Filter and Oil Pipe
97
Tappets
97
Cylinder Head Assembly and Cylinder Head Gasket
97
Caps, Push Rods and Rocker Arm Assembly
98
Adjusting the Valve Clearance
99
Cylinder Head Cover
99
Water Pump Assembly
99
Oil Pressure Switch
99
Nozzle and Holder Assembly
100
Return Pipes and Injection Pipes
100
V-Belt
100
Electrical Equipment
101
Starter Motor
101
Specifications and Service Data
101
Reassembly and Adjustment
104
Service Data
105
Alternator
106
Specification
106
Glow Plug
108
Stop Solenoid
108
Specifications
108
Troubleshooting
109
Hydraulic System
111
Outline
113
Control Valve Operation
116
Hydraulic Circuit Schematic
118
Circuit Operation
122
Boom
122
Arm
122
Arm
124
Bucket
126
Swing
128
Boom Swing
130
Travel
134
Simultaneous Operation of Travel and Blade
136
Blade
136
Hydraulic P.T.O
138
Simultaneous Operation of Boom up and Bucket
140
Track Gauge Change
142
Pressure Adjustment
145
Relief Valves
145
Swing Combination Valve (Brake Valve)
147
Hydraulic Equipment
149
Hydraulic Pump
151
Tools for Disassembly and Reassembly
155
Control Valve
171
Circuit Configuration
171
Component Parts
182
Swing Motor
191
S/N 14001 to 19874
191
S/N 19875 to 19999, 1A000 and above
209
Reassembly Procedure
216
Valve Block (Link Track Gauge Change Type)
222
Disassembly and Reassembly
227
Travel Motor
229
Reduction Gear
232
Special Tools
234
Adjustment and Repair
257
Electrical Equipment of Machine
259
Parts Layout of Electrical Equipment
259
Monitor and Alarm Systems
260
Wiring Diagram
263
Circuit Description of Engine Start and Stop
264
Circuit Description of Battery Charging
265
Removal and Reinstallation of Engine
267
Removal and Reinstallation of Starter Motor
272
Undercarriage
274
Outline
274
Points of Reassembly
276
Disassembly and Reassembly of Idler
278
Disassembly and Reassembly of Track Roller
280
Controls
282
Control Train
282
Removal and Reinstallation of Control Levers
283
Adjustment of Control Levers
286
Adjustment of Travel Levers
287
Adjustment of Travel Lever Lock (YCEE Spec. S/N 19919 and Above)
288
Adjustment of P.T.O. Pedal
289
Adjustment of Boom Swing Pedal
289
Adjustment of Blade Lever
290
Adjustment of Accelerator Lever (Adjustment of Engine Idling Speed)
291
Swing Bearing
292
Removal and Reinstallation of Swing Bearing
292
Service Standards
294
Hydraulic Equipment
295
Removal and Reinstallation of Hydraulic Pump
295
Removal and Reinstallation of Control Valve
297
Removal and Reinstallation of Swing Motor
300
Removal and Reinstallation of Swivel Joint
302
Disassembly and Reassembly of Swivel Joint
310
Swivel Joint
313
Disassembly and Reassembly of Hydraulic Cylinders
316
Removal and Reinstallation of Hydraulic Oil Tank
320
Removal and Reinstallation of Track Gauge Change Cylinder
322
Piping Layout
326
ROPS Bar
335
Removal and Reinstallation of ROPS Bar
335
Work Implements
339
Removal and Reinstallation of Work Implements
339
Troubleshooting
348
Non-Breakdowns
350
Natural Release of Bucket
350
Discontinuous Arm Movement
350
Drifting of Upperstructure on Quick Travel Operation
351
Thermal Shock of Travel Motor
352
Fluctuation in Oil Level of Hydraulic Oil Tank Due to Temperature Change
353
Troubleshooting
353
Machine and Engine
354
Inspection Procedures
358
Inspection Procedure
361
Electrical Equipment on Panel
373

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Yanmar SV08-1AS Service Manual (380 pages)

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