Komatsu D600C D600D 600C L600D Hydraulic System Official Workshop Service Repair Manual

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This is the COMPLETE Official Service Repair Manual for the Komatsu Hydraulic System.
This manual contains deep information about maintaining, assembly, disassembly and servicing your Komatsu. 

This PDF file is Bookmarked and SEARCHABLE to make what you need easy to find. 

Models And Serials :

 All Years & Serials Covered 

CONTENTS : 

Description
Oil tank with 3--spool control valve ( L 600 D)
Mounting plate with 3-spool control valve (L 600 D )
Oil tank with 3-spool control valve (L 600 D from serial No. 3317 20 114)
Mounting plate with 3-spool control valve (L 600 D from serial No. 3317 20 114)
Hydraulic circuit diagram (600 C)
Hydraulic circuit diagram (D 600 C)
Hydraulic circuit diagram (D 600 D)
Hydraulic circuit diagram (L 600 D)
Dual-pressure hydraulic circuit diagram (L 600 D from serial No. 3317 20 114)
Shift control linkage (all models)
Fault diagnosis table (600 C/L 600 D)
Fault diagnosis table (D 600 C/D 600 D)
Fault diagnosis table -- hydraulic pump and pressure relief valve (all models)
Pressure test manifold (L 600 D / D 600 D)
System pressure test (all models except L 600 D from serial No. 3317 20 114)
System pressure test (L 600 D from serial No. 3317 20 114)
Testing the check valves (all models)
Electrical circuit diagram - automatic return to dig and boom kickout systems (L 600D)
Automatic return to dig system - operation and adjusting (L 600 D) 
Hydraulic pump (L 600 D/ D 600D) 
3-spool control valve (D 600 D with blade tllt system) 
3-spool control valve - components and operation (L 600 D) 
Pilot operated pressure relief valve - components (all models) 
Dual-pressure relief valve -- components (L 600 D from serial No. 3317 20 114) 
Shock valve - components (all models) 
Oil cooler by-pass valve - components (all models)
Shift control linkage (all models)
Fault diagnosis table (600 C/L 600 D)
Fault diagnosis table (D 600 C/D 600 D)
Fault diagnosis table -- hydraulic pump and pressure relief valve (all models)
Pressure test manifold (L 600 D I D 600 D)
System pressure test (all models except L 600 D from serial No. 3317 20 114)
System pressure test (L 600 D from serial No. 3317 20 114)
Testing the check valves (all models)
Removing and replacing the hydraulic pump (all models)
Removing and replacing the pressure relief valve (all models)
Disassembling and re-assembling the pressure relief valve (all models except L 600D
from serial No. 3317 20 114)
Removing and replacing the control valve (all models)
Disassembling and re-assembling the shift control linkage (all models)
Removing and replacing a lift cylinder (D 600 C/D 600 D)
Disassembling and re--assembling a lift cylinder (all models)
Removing and replacing a lift cylinder pivot yoke assembly (D 600 C / D 600 D)
Disassembling and re-assembling a pivot yoke assembly (D 600 C/D 600 D)
Removing and replacing a bucket cylinder (600 C / L 600 D)
Disassembling and re-assembling a bucket cylinder (600 C / L 600 D)
Lift and bucket cylinders - components (600 C up to serial No. 310 06 098)
Lift cylinder - components (L 600 D)
Lift cylinder -- components (D 600 D from serial No. 309 07 073)
Bucket cylinder - components. (L 600 D)

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