Sakai Asphalt Roller SW770 Service Manual – PDF DOWNLOAD

Sakai Asphalt Roller SW770 Service Manual – PDF DOWNLOAD

The Sakai Asphalt Roller SW770 Service Manual is a comprehensive guide for maintenance and repair of the SW770 model. It includes detailed procedures, diagrams, and specifications essential for servicing the roller effectively. Available in PDF format for convenient access.

FILE DETAILS:

Sakai Asphalt Roller SW770 Service Manual – PDF DOWNLOAD

Language : English
Pages : 400
Downloadable : Yes
File Type : PDF

IMAGES PREVIEW OF THE MANUAL:

DESCRIPTION:

Sakai Asphalt Roller SW770 Service Manual – PDF DOWNLOAD

• This manual provides important information to familiarize you with safe operating and maintenance procedures for your SAKAI roller. Even though you may be familiar with similar equipment you must read and understand this manual before operating or servicing this unit.
• Safety is everyone’s business and it is one of your primary concerns. Knowing the guidelines presented in this manual will help provide for your safety, for the safety of those around you and for the proper operation and maintenance of the machine. Improper operation is dangerous and can result in injury or death.
• Sakai Heavy Industries cannot foresee all possible circumstances or varying conditions to which the operator, serviceman or machine may be exposed to that might lead to a potential hazard. Therefore, the warnings and cautions listed in this manual and those placed on the machine are not intended to be all inclusive and liability for personal injury or damage to equipment or property cannot be assumed.
• All information, specifications and illustrations inthis publication are based on the product information available at the time that the publication was written. The contents may change without prior notice due to modifications of the model.

TABLE OF CONTENTS:

Sakai Asphalt Roller SW770 Service Manual – PDF DOWNLOAD

1. SAFETY
1. GENERAL SAFETY
1-1. Understanding the Safety Symbols and Words 1-001
1-2. General 1-001
1-3. Qualifications of Operators and Maintenance Personnel 1 :002
1-4. Safety Practices and Policies 1-002
1-5. Pre Start Inspection 1-003
1-6. Safety Instructions 1-003
1-7. Starting 1-004
1-8. Operating 1-004
1-9. Stopping 1-004
1-10. Maintenance 1-005
1-11. Transporting the Machine 1-007
2. SPECIFICATIONS
1. SPECIFICATION DATA
1-1. SW770 2-001
1-2. SW770HF 2-003
1-3. SW770ND 2-005
2. TABLE OF STANDARD VALUES
2-1. Engine 2-007
2-2. Propulsion 2-007
2-3. Hydraulic Systems 2-008
2-4. Steering 2-008
2-5. Brakes 2-009
2-6. Capacities 2-009
3. FUELAND LUBRICANTS SPECIFICATION
3-1. Rating 2-01 O
3-2. Recommended Lubricants 2-01 O
4. TIGHTENING TORQUE CHART– 2-011
3. ENGINE AND CONTROLS
1. ENGINE
1-1. Engine Mount 3-001
1-2. Engine Exterior ·3-002
2. CONTROL SYSTEM
2-1. Forward-reverse Control 3-003
3. PUMP MOUNT
3-1. Pump Mount (SW770) 3-004
3-2. Pump Mount (SW770HF, SW770ND) 3-005
3-3. Installation of Pump 3-006
4. HYDRAULIC SYSTEMS
1. SYSTEM CIRCUIT DIAGRAM
1-1. Graphic Symbols for Hydraulic Circuits 4-001
1-2. Hydraulic Circuit Diagram (SW770) 4-003
1-3. Hydraulic Circuit Diagram (SW770HF) 4-004 C
1-4. Hydraulic Circuit Diagram (SW770ND) 4-005
2. PROPULSION HYDRAULIC SYSTEM
2-1. Propulsion Hydraulic Piping 4-006
2-1-1. Propulsion hydraulic piping (1) 4-006
2-1-2. Propulsion hydraulic piping (2) 4-007
2-2. Hydraulic Component Specifications 4-008
2-2-1. Hydraulic pump ASSY (propulsion+ vibrator) (SW770) 4-008
2-2-2. Hydraulic pump ASSY (propulsion+ vibrator) (SW770HF, SW770ND) 4-010
2-2-3. Propulsion hydraulic motor 4-012
2-2-4. Gear box 4-013
2-2-5. Valve block 4-014
2-2-6. Servo bypass solenoid valve 4-016
3. VIBRATOR HYDRAULIC SYSTEM (
3-1. Vibrator Hydraulic Piping 4-017
3-1-1. Vibrator hydraulic piping (1) 4-017
3-1-2. Vibrator hydraulic piping (2) 4-018
3-2. Hydraulic Component Specifications 4-019
3-2-1. Vibrator hydraulic motor 4-019
3-2-2. Valve block 4-020
4. STEERING SYSTEM
4-1. Steering Hydraulic Piping 4-021
4-2. Steering Wheel 4-022
4-3. Hydraulic Component Specifications 4-023
4-3-1. Steering• charge pump 4-023
4-3-2. Orbitrol 4-024
5. ELECTRICAL SYSTEM
1. PRECAUTIONS FOR WORK
1-1. Wire Numbers, Wire Sizes, Wire Colors and Connectors Shown in Electrical
Circuit Diagram, Wiring Harness Layout and Wiring Harnesses 5-001
2. SYSTEM CIRCUIT DIAGRAM
2-1. Electrical Circuit Diagram (SW770) 5-003
2-2. Electrical Circuit Diagram (SW770HF) 5-004
2-3. Electrical Circuit Diagram (SW770ND) 5-005
3. WIRING HARNESS LAYOUT
3-1. Wiring Harness Layout (1 ) 5-006
3-2. Wiring Harness Layout (2) 5-007
3-3. Wiring Harness Layout (3) 5-008
3-4. Fuse Box and Relay Box 5-009
4. WIRING HARNESSES
4-1. Engine Harness 5-01 O
4-2. Rear Main Harness 5-012
4-3. Front Main Harness 5-014
4-4. Battery Harness 5-016
4-5. Deck and Dashboard Harness (SW770) 5-018
4-5-1. Deck and dashboard harness (1) 5-018
4-5-2. Deck and dashboard harness (2) 5-020
4-6. SODAS and Dashboard Harness (SW770HF, SW770ND) 5-022
4-6-1. BO DAS and dashboard harness (1 ) 5-022
4-6-2. SODAS and dashboard harness (2) 5-024
4-7. ECM and Dashboard Harness ‘. 5-026
4-8. Relay Box Harness (1 ) 5-028
4-9. Relay Box Harness (2) 5-030
4-10. Relay Box Harness (3) 5-032
4-11. Fuse Box Harness 5-034
4-12. Front Member Harness 5-036
4-13. Rear Member Harness 5-038
4-14. Starter Switch Harness 5-040
4-15. Throttle Switch Harness 5-041
4-16. Control Switch Harness 5-042
4-17. Lighting Switch Harness 5-043
4-18. Lighting Lo-Hi Switch Harness 5-044
4-19. Hazard Switch Harness 5-045
4-20. Vibration Switch Harness (SW770) 5-046
4-21. Vibration Switch Harness (SW770HF, SW770ND) 5-047
4-22. Vibration Frequency Select Switch Harness (SW770HF) 5-048
4-23. Water Spray Switch Harness 5-049
4-24. Water Spray Pump Harness 5-050
5. ELECTRICAL COMPONENT SPECIFICATIONS
5-1. Fuse Box 5-051
5-2. RC Controller (RC2-2/21) (SW770HF, SW770ND) 5-052
5-3. Combination Meter ·5-054
6. VIBRATORY DRUM
1. PRECAUTIONS FOR DISASSEMBLY AND REASSEMBLY 6-001
2. VIBRATORY DRUM
2-1. Removal and Installation of Vibratory Drum ·
2-1-1. Removal of front vibratory drum ·
2-1-2. Removal of rear vibratory drum
2-1-3. Installation of vibratory drum
3. VIBRATORY DRUM ASSY
3-1. Vibratory Drum ASSY (SW770, SW770HF) ·
3-2. Disassembly and Reassembly of Vibratory Drum (SW770, SW770HF) ·
3-2-1. Disassembly of vibratory drum ·
3-2-2. Reassembly of vibratory drum
3-3. Vibratory Drum ASSY (SW770ND) ·
3-4. Disassembly and Reassembly of Vibratory Drum (SW770ND) ·
3-4-1. Disassembly of vibratory drum ·
3-4-2. Reassembly of vibratory drum
7. BRAKE
1. BRAKE PEDAL 7-001
2. BRAKE SYSTEM ·?-002
8. WATER SPRAY SYSTEM
1. WATER SPRAY SYSTEM
1-1. Water Spray Piping (1 ) 8-001
1-2. Water Spray Piping (2) ·8-002
9. INSPECTION AND ADJUSTMENT
1. INSPECTION AND ADJUSTMENT
1-1. Safety Precautions for Inspection and Adjustment 9-001
1-2. Preparation for Inspection and Adjustment 9-001
1-3. Precautions for Inspection and Adjustment 9-001
1-4. Warm-up 9-001
1-5. Inspection and Adjustment of Engine Related Items 9-001
2. MEASUREMENT AND ADJUSTMENT OF PROPULSION CIRCUIT PRESSURE
(SW770)
2-1. Measurement 9-002
2-2. Adjustment 9-003
2-2-1. If pressures on both forward and reverse sides deviate from maximum circuit
pressure range by same value 9-003
2-2-2. If pressure on either forward or reverse side deviates from maximum circuit
pressure range 9-004
3. MEASUREMENT AND ADJUSTMENT OF PROPULSION CIRCUIT PRESSURE
(SW770HF, SW770ND)
3-1. Measurement 9-005
3-2. Adjustment 9-006
3-2-1. If pressures on both forward and reverse sides deviate from maximum circuit
pressure range by same value 9-006
3-2-2. If pressure on either forward or reverse side deviates from maximum circuit
pressure range 9-007
4. MEASUREMENT AND ADJUSTMENT OF PROPULSION/ VIBRATOR CHARGE
CIRCUIT PRESSURE (SW770)
4-1. Measurement 9-008
4-2. Adjustment 9-009
5. MEASUREMENT AND ADJUSTMENT OF PROPULSION/ VIBRATOR CHARGE
CIRCUIT PRESSURE (SW770HF, SW770ND)
5-1. Measurement 9-010
5-2. Adjustment 9-011
6. MEASUREMENT OF MACHINE HIGH/LOW SPEED CHANGE CIRCUIT PRESSURE
6-1. Measurement 9-012
7. MEASUREMENT OF PROPULSION SERVO CIRCUIT PRESSURE
(SW770)
7 -1 Measurement 9-013
8. MEASUREMENT OF PROPULSION SERVO CIRCUIT PRESSURE
(SW770HF, SW770ND)
8-1. Measurement 9-014
9. MEASUREMENT OF PARKING BRAKE RELEASE PRESSURE
9-1 Measurement 9-015
10. MEASUREMENT AND ADJUSTMENT OF VIBRATOR CIRCUIT PRESSURE
(SW770)
10-1. Measurement 9-016
10-2. Adjustment 9-017
10-2-1. If pressures on both Low amplitude and High amplitude sides deviate from
maximum circuit pressure range by same value 9-017
10-2-2. If pressure on either Low amplitude or High amplitude side deviates from
maximum circuit pressure range 9-018
11. MEASUREMENT AND ADJUSTMENT OF VIBRATOR CIRCUIT PRESSURE
(SW770HF, SW770ND)
11-1. Measurement 9-019
11-2. Adjustment 9-020 (_ 0-006
11-2-1. If pressures on both Low amplitude/Normal and High amplitude/
Horizontal sides deviate from maximum circuit pressure range by
same value 9-020
11-2-2. If pressure on either Low amplitude/Normal or High amplitude/
Horizontal side deviates from maximum circuit pressure range 9-021
12. MEASUREMENT AND INSPECTION OF STEERING CIRCUIT PRESSURE
12-1. Measurement 9-022
12-2. Inspection 9-023
13. MEASUREMENT OF HYDRAULIC PUMP CASE PRESSURE (SW770)
13-1. Measurement of Propulsion Pump Case Pressure 9-024
13-2. Measurement of Vibrator Pump Case Pressure 9-025
14. MEASUREMENT OF HYDRAULIC PUMP CASE PRESSURE (SW770HF, SW770ND)
14-1. Measurement of Propulsion Pump Case Pressure 9-026
14-2. Measurement of Vibrator Pump Case Pressure 9-027
15. MEASUREMENT OF PROPULSION MOTOR CASE PRESSURE
15-1. Measurement 9-028
16. MEASUREMENT OF VIBRATOR MOTOR CASE PRESSURE (SW770, SW770HF)
16-1. Measurement 9-029
17. MEASUREMENT OF VIBRATOR MOTOR CASE PRESSURE (SW770ND)
17-1. Measurement • 9-030
18. ADJUSTMENT OF F-R LEVER LINKAGE
18-1. Adjustment 9-031
10. TROUBLESHOOTING
1. TROUBLESHOOTING
1-1. Safety Precautions for Troubleshooting 10-001
1-2. Important Information for Troubleshooting 10-001
1-3. Before Starting 10-002
2. ELECTRICAL SYSTEM TROUBLESHOOTING
2-1. When Performing Electrical System Fault Diagnosis 10-003
2-1-1. Precautions to take during electrical circuit fault diagnosis 10-003
2-1-2. Inspection procedures using a tester 10-004
2-1-3. Inspection of electrical system 10-009
2-2. Engine Diagnosis Trouble Code 10-011
2-2-1. Description of diagnostic trouble code (OTC) 10-011
2-2-2. Table of the diagnostic trouble code (OTC) 10-013
2-3. Vibration Error Lamp (SW770HF, SW770ND) 10-016
2-4. Engine 10-018
2-4-1. Engine will not start (Starter motor does not run) 1/3 10-018
2-4-1. Engine will not start (Starter motor does not run) 2/3 10-020
2-4-1. Engine will not start (Starter motor does not run) 3/3 10-022
2-4-2. Engine will not start (But starter motor runs) 10-024
2-4-3. No charging 10-026
2-4-4. Glow plug is not heated
(Engine starting performance is bad in cold weather) 10-026
2-4-5. Engine speed cannot be switched 10-028
2-4-6. Starter motor runs even when F-R lever is not at “N” and
parking brake is not applied 10-028
2-5. Propulsion 10-030
2-5-1. Machine moves neither forward nor backward 1/3 10-030
2-5-1. Machine moves neither forward nor backward 2/3 10-032
2-5-1. Machine moves neither forward nor backward 3/3 10-034
2-5-2. Machine speed cannot be changed 10-034
2-5-3. Brake does not work 10-036
2-6. Vibration 10-038
2-6-1. No vibration occurs 1/4 10-038
2-6-1. No vibration occurs 2/4 10-040
2-6-1. No vibration occurs 3/4 10-042
2-6-1. No vibration occurs 4/4 10-044
2-6-2. Amplitude does not change
(Remains either low/horizontal or high/normal) 1/3 10-046
2-6-2. Amplitude does not change
(Remains either low/horizontal or high/normal) 2/3 10-048
2-6-2. Amplitude does not change
(Remains either low/horizontal or high/normal) 3/3 10-050
2-6-3. Frequency does not change (Remains either frequency)
(SW770H F) 1 /2 •·• 10-052
2-6-3. Frequency does not change (Remains either frequency)
(SW770HF) 2/2 10-054
2-6-4. Vibration mode cannot be switched
(F-R lever vibration switch does not work) 10-056 (
2-6-5. Vibratory drum cannot be switched 10-058
2-7. Water Spray 10-060
2-7-1. Continuous water spray does not operate 1/2 10-060
2-7-1. Continuous water spray does not operate 2/2 10-062
2-7-2. Continuous water spray works, but auto water spray does not operate 10-064
2-7-3. Continuous water spray works,
but intermittent water spray does not operate 10-066
2-8. Lighting 10-068
2-8-1. Head lamp, side marker lamp and tail lamp do not light 10-068
2-8-2. Flood lamp does not light 10-070
2-8-3. High-beam of head lamp does not light 10-070
2-8-4. Turn signal lamp does not blink 10-072
2-8-5. Hazard lamp does not light (Turn signal blinks) 10-074 (
2-8-6. Backup lamp does not light 10-074
2-8-7. Stop lamp does not light 10-076
2-8-8. Illumination of combination meter does not turn on 10-078
2-8-9. Combination meter warning lamp or indicator lamp is abnormal 10-080
2-8-10. Tachometer reading is abnormal 10-082
2-8-11. Hour meter is abnormal 10-082
2-8-12. Temperature meter is abnormal ·10-084
2-8-13. Fuel meter is abnormal 10-084
2-8-14. Hydraulic oil filter warning lamp remains ON 10-086
2-8-15. Engine oil pressure warning lamp remains ON 10-086
2-8-16. Vibration indicator lamp does not light (SW770) 10-088
2-8-17. Vibration indicator lamp does not light (SW770HF, SW770ND) 10-090
2-8-18. Parking brake indicator lamp does not light 10-092
2-8-19. Water spray indicator lamp does not light 10-094
2-8-20. Flood lamp indicator lamp does not light 10-096
2-8-21. Side marker lamp indicator lamp does not light 10-096
2-8-22. Turn signal indicator lamp does not light 10-098
2-8-23. Preheating indicator lamp does not light 10-100
2-8-24. Horn does not sound 10-102
2-8-25. Backup buzzer does not sound 10-102
3. HYDRAULIC SYSTEM TROUBLESHOOTING
3-1. When Performing Hydraulic System Troubleshooting 10-103
3-2. Propulsion System 10-104
3-2-1. Machine moves neither forward nor backward 1/2 10-104
3-2-1. Machine moves neither forward nor backward 2/2 10-105
3-2-2. Machine moves in one direction only (forward or backward) 10-105
3-2-3. Slow machine speed or small drive force 1/2 10-105
3-2-3. Slow machine speed or small drive force 2/2 10-106
3-2-4. Machine speed cannot be switched 10-106
3-2-5. Machine does not stop completely with F-R lever in “N” 10-106
3-2-6. Propulsion system is overheating 10-107
3-2-7. Abnormal noise from propulsion system 10-107
3-3. Vibrator System 10-108
3-3-1. No vibration 1 /2 10-108
3-3-1. No vibration 2/2 10-109
3-3-2. Vibrator frequency is too low 10-109
3-3-3. Vibrator amplitude does not change 10-11 O
3-3-4. Vibratory drum does not changeover vibrating • 10-11 O
3-3-5. Vibrator does not stop 10-11 O
3-3-6. Vibrator system is overheating 10-11 O
3-3-7. Abnormal noise from vibrator system 10-11 O
3-4. Steering System 10-111
3-4-1. Steering wheel is hard to turn 10-111
3-4-2. Steering response is slow 10-111
3-4-3. Steering wheel backlash or play is large 10-112
3-4-4. Steering system is overheating 10-112
3-4-5. Abnormal noise from steering system 10-112
0-009H1. SAFETY
1. GENERAL SAFETY
1-1. Understanding the Safety Symbols and Words 1-001
1-2. General 1-001
1-3. Qualifications of Operators and Maintenance Personnel 1 :002
1-4. Safety Practices and Policies 1-002
1-5. Pre Start Inspection 1-003
1-6. Safety Instructions 1-003
1-7. Starting 1-004
1-8. Operating 1-004
1-9. Stopping 1-004
1-10. Maintenance 1-005
1-11. Transporting the Machine 1-007
2. SPECIFICATIONS
1. SPECIFICATION DATA
1-1. SW770 2-001
1-2. SW770HF 2-003
1-3. SW770ND 2-005
2. TABLE OF STANDARD VALUES
2-1. Engine 2-007
2-2. Propulsion 2-007
2-3. Hydraulic Systems 2-008
2-4. Steering 2-008
2-5. Brakes 2-009
2-6. Capacities 2-009
3. FUELAND LUBRICANTS SPECIFICATION
3-1. Rating 2-01 O
3-2. Recommended Lubricants 2-01 O
4. TIGHTENING TORQUE CHART– 2-011
3. ENGINE AND CONTROLS
1. ENGINE
1-1. Engine Mount 3-001
1-2. Engine Exterior ·3-002
2. CONTROL SYSTEM
2-1. Forward-reverse Control 3-003
3. PUMP MOUNT
3-1. Pump Mount (SW770) 3-004
3-2. Pump Mount (SW770HF, SW770ND) 3-005
3-3. Installation of Pump 3-006
4. HYDRAULIC SYSTEMS
1. SYSTEM CIRCUIT DIAGRAM
1-1. Graphic Symbols for Hydraulic Circuits 4-001
1-2. Hydraulic Circuit Diagram (SW770) 4-003
1-3. Hydraulic Circuit Diagram (SW770HF) 4-004 C
1-4. Hydraulic Circuit Diagram (SW770ND) 4-005
2. PROPULSION HYDRAULIC SYSTEM
2-1. Propulsion Hydraulic Piping 4-006
2-1-1. Propulsion hydraulic piping (1) 4-006
2-1-2. Propulsion hydraulic piping (2) 4-007
2-2. Hydraulic Component Specifications 4-008
2-2-1. Hydraulic pump ASSY (propulsion+ vibrator) (SW770) 4-008
2-2-2. Hydraulic pump ASSY (propulsion+ vibrator) (SW770HF, SW770ND) 4-010
2-2-3. Propulsion hydraulic motor 4-012
2-2-4. Gear box 4-013
2-2-5. Valve block 4-014
2-2-6. Servo bypass solenoid valve 4-016
3. VIBRATOR HYDRAULIC SYSTEM (
3-1. Vibrator Hydraulic Piping 4-017
3-1-1. Vibrator hydraulic piping (1) 4-017
3-1-2. Vibrator hydraulic piping (2) 4-018
3-2. Hydraulic Component Specifications 4-019
3-2-1. Vibrator hydraulic motor 4-019
3-2-2. Valve block 4-020
4. STEERING SYSTEM
4-1. Steering Hydraulic Piping 4-021
4-2. Steering Wheel 4-022
4-3. Hydraulic Component Specifications 4-023
4-3-1. Steering charge pump 4-023
4-3-2. Orbitrol 4-024
5. ELECTRICAL SYSTEM
1. PRECAUTIONS FOR WORK
1-1. Wire Numbers, Wire Sizes, Wire Colors and Connectors Shown in Electrical
Circuit Diagram, Wiring Harness Layout and Wiring Harnesses 5-001
2. SYSTEM CIRCUIT DIAGRAM
2-1. Electrical Circuit Diagram (SW770) 5-003
2-2. Electrical Circuit Diagram (SW770HF) 5-004
2-3. Electrical Circuit Diagram (SW770ND) 5-005
3. WIRING HARNESS LAYOUT
3-1. Wiring Harness Layout (1 ) 5-006
3-2. Wiring Harness Layout (2) 5-007
3-3. Wiring Harness Layout (3) 5-008
3-4. Fuse Box and Relay Box 5-009
4. WIRING HARNESSES
4-1. Engine Harness 5-01 O
4-2. Rear Main Harness 5-012
4-3. Front Main Harness 5-014
4-4. Battery Harness 5-016
4-5. Deck and Dashboard Harness (SW770) 5-018
4-5-1. Deck and dashboard harness (1) 5-018
4-5-2. Deck and dashboard harness (2) 5-020
4-6. SODAS and Dashboard Harness (SW770HF, SW770ND) 5-022
4-6-1. BO DAS and dashboard harness (1 ) 5-022
4-6-2. SODAS and dashboard harness (2) 5-024
4-7. ECM and Dashboard Harness ‘. 5-026
4-8. Relay Box Harness (1 ) 5-028
4-9. Relay Box Harness (2) 5-030
4-10. Relay Box Harness (3) 5-032
4-11. Fuse Box Harness 5-034
4-12. Front Member Harness 5-036
4-13. Rear Member Harness 5-038
4-14. Starter Switch Harness 5-040
4-15. Throttle Switch Harness 5-041
4-16. Control Switch Harness 5-042
4-17. Lighting Switch Harness 5-043
4-18. Lighting Lo-Hi Switch Harness 5-044
4-19. Hazard Switch Harness 5-045
4-20. Vibration Switch Harness (SW770) 5-046
4-21. Vibration Switch Harness (SW770HF, SW770ND) 5-047
4-22. Vibration Frequency Select Switch Harness (SW770HF) 5-048
4-23. Water Spray Switch Harness 5-049
4-24. Water Spray Pump Harness 5-050
5. ELECTRICAL COMPONENT SPECIFICATIONS
5-1. Fuse Box 5-051
5-2. RC Controller (RC2-2/21) (SW770HF, SW770ND) 5-052
5-3. Combination Meter ·5-054
6. VIBRATORY DRUM
1. PRECAUTIONS FOR DISASSEMBLY AND REASSEMBLY 6-001
2. VIBRATORY DRUM
2-1. Removal and Installation of Vibratory Drum ·
2-1-1. Removal of front vibratory drum ·
2-1-2. Removal of rear vibratory drum
2-1-3. Installation of vibratory drum
3. VIBRATORY DRUM ASSY
3-1. Vibratory Drum ASSY (SW770, SW770HF) ·
3-2. Disassembly and Reassembly of Vibratory Drum (SW770, SW770HF) ·
3-2-1. Disassembly of vibratory drum ·
3-2-2. Reassembly of vibratory drum
3-3. Vibratory Drum ASSY (SW770ND) ·
3-4. Disassembly and Reassembly of Vibratory Drum (SW770ND) ·
3-4-1. Disassembly of vibratory drum ·
3-4-2. Reassembly of vibratory drum
7. BRAKE
1. BRAKE PEDAL 7-001
2. BRAKE SYSTEM ·?-002
8. WATER SPRAY SYSTEM
1. WATER SPRAY SYSTEM
1-1. Water Spray Piping (1 ) 8-001
1-2. Water Spray Piping (2) ·8-002
9. INSPECTION AND ADJUSTMENT
1. INSPECTION AND ADJUSTMENT
1-1. Safety Precautions for Inspection and Adjustment 9-001
1-2. Preparation for Inspection and Adjustment 9-001
1-3. Precautions for Inspection and Adjustment 9-001
1-4. Warm-up 9-001
1-5. Inspection and Adjustment of Engine Related Items 9-001
2. MEASUREMENT AND ADJUSTMENT OF PROPULSION CIRCUIT PRESSURE
(SW770)
2-1. Measurement 9-002
2-2. Adjustment 9-003
2-2-1. If pressures on both forward and reverse sides deviate from maximum circuit
pressure range by same value 9-003
2-2-2. If pressure on either forward or reverse side deviates from maximum circuit
pressure range 9-004
3. MEASUREMENT AND ADJUSTMENT OF PROPULSION CIRCUIT PRESSURE
(SW770HF, SW770ND)
3-1. Measurement 9-005
3-2. Adjustment 9-006
3-2-1. If pressures on both forward and reverse sides deviate from maximum circuit
pressure range by same value 9-006
3-2-2. If pressure on either forward or reverse side deviates from maximum circuit
pressure range 9-007
4. MEASUREMENT AND ADJUSTMENT OF PROPULSION/ VIBRATOR CHARGE
CIRCUIT PRESSURE (SW770)
4-1. Measurement 9-008
4-2. Adjustment 9-009
5. MEASUREMENT AND ADJUSTMENT OF PROPULSION/ VIBRATOR CHARGE
CIRCUIT PRESSURE (SW770HF, SW770ND)
5-1. Measurement 9-010
5-2. Adjustment 9-011
6. MEASUREMENT OF MACHINE HIGH/LOW SPEED CHANGE CIRCUIT PRESSURE
6-1. Measurement 9-012
7. MEASUREMENT OF PROPULSION SERVO CIRCUIT PRESSURE (SW770)
7 -1 Measurement 9-013
8. MEASUREMENT OF PROPULSION SERVO CIRCUIT PRESSURE
(SW770HF, SW770ND)
8-1. Measurement 9-014
9. MEASUREMENT OF PARKING BRAKE RELEASE PRESSURE
9-1 Measurement 9-015
10. MEASUREMENT AND ADJUSTMENT OF VIBRATOR CIRCUIT PRESSURE
(SW770)
10-1. Measurement 9-016
10-2. Adjustment 9-017
10-2-1. If pressures on both Low amplitude and High amplitude sides deviate from
maximum circuit pressure range by same value 9-017
10-2-2. If pressure on either Low amplitude or High amplitude side deviates from
maximum circuit pressure range 9-018
11. MEASUREMENT AND ADJUSTMENT OF VIBRATOR CIRCUIT PRESSURE
(SW770HF, SW770ND)
11-1. Measurement 9-019
11-2. Adjustment 9-020 (_
11-2-1. If pressures on both Low amplitude/Normal and High amplitude/
Horizontal sides deviate from maximum circuit pressure range by
same value 9-020
11-2-2. If pressure on either Low amplitude/Normal or High amplitude/
Horizontal side deviates from maximum circuit pressure range 9-021
12. MEASUREMENT AND INSPECTION OF STEERING CIRCUIT PRESSURE
12-1. Measurement 9-022
12-2. Inspection 9-023
13. MEASUREMENT OF HYDRAULIC PUMP CASE PRESSURE (SW770)
13-1. Measurement of Propulsion Pump Case Pressure 9-024
13-2. Measurement of Vibrator Pump Case Pressure 9-025
14. MEASUREMENT OF HYDRAULIC PUMP CASE PRESSURE (SW770HF, SW770ND)
14-1. Measurement of Propulsion Pump Case Pressure 9-026
14-2. Measurement of Vibrator Pump Case Pressure 9-027
15. MEASUREMENT OF PROPULSION MOTOR CASE PRESSURE
15-1. Measurement 9-028
16. MEASUREMENT OF VIBRATOR MOTOR CASE PRESSURE (SW770, SW770HF)
16-1. Measurement 9-029
17. MEASUREMENT OF VIBRATOR MOTOR CASE PRESSURE (SW770ND)
17-1. Measurement • 9-030
18. ADJUSTMENT OF F-R LEVER LINKAGE
18-1. Adjustment 9-031
10. TROUBLESHOOTING
1. TROUBLESHOOTING
1-1. Safety Precautions for Troubleshooting 10-001
1-2. Important Information for Troubleshooting 10-001
1-3. Before Starting 10-002
2. ELECTRICAL SYSTEM TROUBLESHOOTING
2-1. When Performing Electrical System Fault Diagnosis 10-003
2-1-1. Precautions to take during electrical circuit fault diagnosis 10-003
2-1-2. Inspection procedures using a tester 10-004
2-1-3. Inspection of electrical system 10-009
2-2. Engine Diagnosis Trouble Code 10-011
2-2-1. Description of diagnostic trouble code (OTC) 10-011
2-2-2. Table of the diagnostic trouble code (OTC) 10-013
2-3. Vibration Error Lamp (SW770HF, SW770ND) 10-016
2-4. Engine 10-018
2-4-1. Engine will not start (Starter motor does not run) 1/3 10-018
2-4-1. Engine will not start (Starter motor does not run) 2/3 10-020
2-4-1. Engine will not start (Starter motor does not run) 3/3 10-022
2-4-2. Engine will not start (But starter motor runs) 10-024
2-4-3. No charging 10-026
2-4-4. Glow plug is not heated
(Engine starting performance is bad in cold weather) 10-026
2-4-5. Engine speed cannot be switched 10-028
2-4-6. Starter motor runs even when F-R lever is not at “N” and
parking brake is not applied 10-028
2-5. Propulsion 10-030
2-5-1. Machine moves neither forward nor backward 1/3 10-030
2-5-1. Machine moves neither forward nor backward 2/3 10-032
2-5-1. Machine moves neither forward nor backward 3/3 10-034
2-5-2. Machine speed cannot be changed 10-034
2-5-3. Brake does not work 10-036
2-6. Vibration 10-038
2-6-1. No vibration occurs 1/4 10-038
2-6-1. No vibration occurs 2/4 10-040
2-6-1. No vibration occurs 3/4 10-042
2-6-1. No vibration occurs 4/4 10-044
2-6-2. Amplitude does not change
(Remains either low/horizontal or high/normal) 1/3 10-046
2-6-2. Amplitude does not change
(Remains either low/horizontal or high/normal) 2/3 10-048
2-6-2. Amplitude does not change
(Remains either low/horizontal or high/normal) 3/3 10-050
2-6-3. Frequency does not change (Remains either frequency)
(SW770H F) 1 /2 •·• 10-052
2-6-3. Frequency does not change (Remains either frequency)
(SW770HF) 2/2 10-054
2-6-4. Vibration mode cannot be switched
(F-R lever vibration switch does not work) 10-056 (
2-6-5. Vibratory drum cannot be switched 10-058
2-7. Water Spray 10-060
2-7-1. Continuous water spray does not operate 1/2 10-060
2-7-1. Continuous water spray does not operate 2/2 10-062
2-7-2. Continuous water spray works, but auto water spray does not operate 10-064
2-7-3. Continuous water spray works,
but intermittent water spray does not operate 10-066
2-8. Lighting 10-068
2-8-1. Head lamp, side marker lamp and tail lamp do not light 10-068
2-8-2. Flood lamp does not light 10-070
2-8-3. High-beam of head lamp does not light 10-070
2-8-4. Turn signal lamp does not blink 10-072
2-8-5. Hazard lamp does not light (Turn signal blinks) 10-074 (
2-8-6. Backup lamp does not light 10-074
2-8-7. Stop lamp does not light 10-076
2-8-8. Illumination of combination meter does not turn on 10-078
2-8-9. Combination meter warning lamp or indicator lamp is abnormal 10-080
2-8-10. Tachometer reading is abnormal 10-082
2-8-11. Hour meter is abnormal 10-082
2-8-12. Temperature meter is abnormal ·10-084
2-8-13. Fuel meter is abnormal 10-084
2-8-14. Hydraulic oil filter warning lamp remains ON 10-086
2-8-15. Engine oil pressure warning lamp remains ON 10-086
2-8-16. Vibration indicator lamp does not light (SW770) 10-088
2-8-17. Vibration indicator lamp does not light (SW770HF, SW770ND) 10-090
2-8-18. Parking brake indicator lamp does not light 10-092
2-8-19. Water spray indicator lamp does not light 10-094
2-8-20. Flood lamp indicator lamp does not light 10-096
2-8-21. Side marker lamp indicator lamp does not light 10-096
2-8-22. Turn signal indicator lamp does not light 10-098
2-8-23. Preheating indicator lamp does not light 10-100
2-8-24. Horn does not sound 10-102
2-8-25. Backup buzzer does not sound 10-102
3. HYDRAULIC SYSTEM TROUBLESHOOTING
3-1. When Performing Hydraulic System Troubleshooting 10-103
3-2. Propulsion System 10-104
3-2-1. Machine moves neither forward nor backward 1/2 10-104
3-2-1. Machine moves neither forward nor backward 2/2 10-105
3-2-2. Machine moves in one direction only (forward or backward) 10-105
3-2-3. Slow machine speed or small drive force 1/2 10-105
3-2-3. Slow machine speed or small drive force 2/2 10-106
3-2-4. Machine speed cannot be switched 10-106
3-2-5. Machine does not stop completely with F-R lever in “N” 10-106
3-2-6. Propulsion system is overheating 10-107
3-2-7. Abnormal noise from propulsion system 10-107
3-3. Vibrator System 10-108
3-3-1. No vibration 1 /2 10-108
3-3-1. No vibration 2/2 10-109
3-3-2. Vibrator frequency is too low 10-109
3-3-3. Vibrator amplitude does not change 10-11 O
3-3-4. Vibratory drum does not changeover vibrating • 10-11 O
3-3-5. Vibrator does not stop 10-11 O
3-3-6. Vibrator system is overheating 10-11 O
3-3-7. Abnormal noise from vibrator system 10-11 O
3-4. Steering System 10-111
3-4-1. Steering wheel is hard to turn 10-111
3-4-2. Steering response is slow 10-111
3-4-3. Steering wheel backlash or play is large 10-112
3-4-4. Steering system is overheating 10-112
3-4-5. Abnormal noise from steering system 10-112