Komatsu PC30-7 Shop Manual
This sale is for the Shop Manual, in PDF format, for the Komatsu PC30-7 (Hydraulic Excavator), serial numbers 18001 and upwards.
Contents include:
Safety
Structure and Function
Testing and Adjusting
Disassembly and Assembly
Maintenance Standard
For more in depth contents please see the bottom of this page.
This is a 387 page comprehensive workshop manual delivered to you by instant download, after purchase, in PDF format.
This manual is setup to enable prints, so that you may store a copy for instant use and backup.
You will not find a better manual for this excellent machine.
Detailed Contents
Structure and Function
� Power Train
� Swing Circle
� Swing Machinery
� Track Frame and Recoil Spring
� Hydraulic Piping
� Hydraulic Circuit Diagram
� Hydraulic Tank and Fuel Tank
� Hydraulic Pump
� Control Pump
� 7-Spool Control Valve
� 2-Spool Control Valve
� Swing Motor
� Center Swivel Joint
� Travel Motor
� Hydraulic Cylinder
� Valve Control
� PPC Valve
� Solenoid Valve
� Work Equipment
� Hydraulic Breaker
� Electric Circuit Diagram
� Monitor System
Testing and Adjustment
� Table of Judgement Standard Value
� Standard Value Table for Electrical System
� Tool for Testing, Adjusting and Troubleshooting
� Adjusting Valve Clearance
� Measuring Compression Pressure
� Adjusting Fuel Injection Timing
� Measuring Engine Oil Pressure
� Adjusting Fuel Control Lever
� Testing and Adjusting Hydraulic Pressure in Work Equipment , Swing, Travel Circuit
� Testing Control Circuit Pressure
� Measuring Output Pressure of PPC Valve
� Adjusting PPC Valve
� Measuring Solenoid Valve Outlet Port Pressure
� Adjusting Blade Control Lever
� Measuring Internal Leakage of Cylinder
� Bleeding Air from Hydraulic Circuit
� Releasing Remaining Pressure from Hydraulic Circuit
� Testing Hydraulic Breakage Gas Pressure
� Troubleshooting
Disassembly and Assembly
� Special Tool List
� Weight Table
� Tightening Torques and Standard Value Table
� Lubricant and Coolant Table
� Engine, Hydraulic Pump
� Hydraulic Pump
� Gear Pump
� Center Swivel Joint
� Travel Motor
� Swing Motor
� Swing Machinery
� Revolving Frame
� Recoil Spring
� 2-Spool Control Valve
� 7-Spool Control Valve
� PPC Valve
� Hydraulic Cylinder
� Work Cylinder
� Work Equipment
� Bucket
� Hydraulic Breaker
� Hydraulic Breaker Bushing
� Chisel
Maintenance Standard
� Swing Circle
� Swing Machinery
� Sprocket
� Track Frame and Recoil Spring
� Idler
� Track Roller
� Carrier Roller
� Track Shoe
� Hydraulic Pump
� 7-Spool Control Valve
� 2-Spool Control Valve
� Swing Motor
� Center Swivel Joint
� PPC Valve
� Hydraulic Cylinder
� Work Equipment
� Hydraulic Breaker
� Piston, Chisel
Contents include:
Safety
Structure and Function
Testing and Adjusting
Disassembly and Assembly
Maintenance Standard
For more in depth contents please see the bottom of this page.
This is a 387 page comprehensive workshop manual delivered to you by instant download, after purchase, in PDF format.
This manual is setup to enable prints, so that you may store a copy for instant use and backup.
You will not find a better manual for this excellent machine.
Detailed Contents
Structure and Function
� Power Train
� Swing Circle
� Swing Machinery
� Track Frame and Recoil Spring
� Hydraulic Piping
� Hydraulic Circuit Diagram
� Hydraulic Tank and Fuel Tank
� Hydraulic Pump
� Control Pump
� 7-Spool Control Valve
� 2-Spool Control Valve
� Swing Motor
� Center Swivel Joint
� Travel Motor
� Hydraulic Cylinder
� Valve Control
� PPC Valve
� Solenoid Valve
� Work Equipment
� Hydraulic Breaker
� Electric Circuit Diagram
� Monitor System
Testing and Adjustment
� Table of Judgement Standard Value
� Standard Value Table for Electrical System
� Tool for Testing, Adjusting and Troubleshooting
� Adjusting Valve Clearance
� Measuring Compression Pressure
� Adjusting Fuel Injection Timing
� Measuring Engine Oil Pressure
� Adjusting Fuel Control Lever
� Testing and Adjusting Hydraulic Pressure in Work Equipment , Swing, Travel Circuit
� Testing Control Circuit Pressure
� Measuring Output Pressure of PPC Valve
� Adjusting PPC Valve
� Measuring Solenoid Valve Outlet Port Pressure
� Adjusting Blade Control Lever
� Measuring Internal Leakage of Cylinder
� Bleeding Air from Hydraulic Circuit
� Releasing Remaining Pressure from Hydraulic Circuit
� Testing Hydraulic Breakage Gas Pressure
� Troubleshooting
Disassembly and Assembly
� Special Tool List
� Weight Table
� Tightening Torques and Standard Value Table
� Lubricant and Coolant Table
� Engine, Hydraulic Pump
� Hydraulic Pump
� Gear Pump
� Center Swivel Joint
� Travel Motor
� Swing Motor
� Swing Machinery
� Revolving Frame
� Recoil Spring
� 2-Spool Control Valve
� 7-Spool Control Valve
� PPC Valve
� Hydraulic Cylinder
� Work Cylinder
� Work Equipment
� Bucket
� Hydraulic Breaker
� Hydraulic Breaker Bushing
� Chisel
Maintenance Standard
� Swing Circle
� Swing Machinery
� Sprocket
� Track Frame and Recoil Spring
� Idler
� Track Roller
� Carrier Roller
� Track Shoe
� Hydraulic Pump
� 7-Spool Control Valve
� 2-Spool Control Valve
� Swing Motor
� Center Swivel Joint
� PPC Valve
� Hydraulic Cylinder
� Work Equipment
� Hydraulic Breaker
� Piston, Chisel