Komatsu PW170ES-6K Hydraulic Excavator Service Repair Shop Manual - UEBM000801

This Complete Service Repair Workshop Manual PDF Download for the PW170ES-6K Komatsu Hydraulic Excavator has easy to read text sections with top quality diagrams, pictures and illustrations. The step by step instructions show you how to fault find or complete any repair or overhaul, correctly and efficiently, saving time and avoiding costly mistakes. All specifications and tolerances are listed. Functions of components and systems are also explained.


APPLICABLE MODELS :

Komatsu PW170ES-6K - S/N: K32001 and up
Komatsu PW170ES-6K - S/N: K34001 and up


TABLE OF CONTENTS :

01 GENERAL
10 STRUCTURE AND FUNCTION
20 TESTING AND ADJUSTING
30 DISASSEMBLY AND ASSEMBLY
40 MAINTENANCE STANDARD


MANUAL SPECIFICATION :

File Format : PDF
Language : English
Printable : Yes
Searchable : Yes
Product Code : UEBM000801
Total Pages : 707


This manual has been prepared as an aid to improve the quality of repairs by giving the serviceman an accurate understanding of the product and by showing him the correct way to perform repairs and make judgements. Make sure you understand the contents of this manual and use it to full effect at every opportunity. This is a must for the Do-It-Yourselfer! Saving Yourself $$$$$$ In Service Repair And Maintenance Costs !!!!

This manual PDF download contains specs, diagrams, actual real photo illustrations, and schemes. In addition to space savings, nice thing about having PDF files instead of a hard-printed manual is that you can use the Search feature in Acrobat to find just what your looking for and just print out the exact pages you need or all manual.

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PW170ES-6K
K32001 and up K34001 and up

CONTENTS

01 GENERAL
10 STRUCTURE AND FUNCTION
20 TESTING AND ADJUSTING
30 DISASSEMBLY AND ASSEMBLY
40 MAINTENANCE STANDARD

SAFETY
SAFETY NOTICE
FOREWORD
GENERAL
HOW TO READ THE SHOP MANUAL
HOISTING INSTRUCTIONS
COATING MATERIALS
STANDARD TIGHTENING TORQUE
ELECTRIC WIRE CODE
CONVERSION TABLE
ENGINE RELATED PARTS
RADIATOR Ł OIL COOLER
SWING CIRCLE
SWING HOLDING BRAKE
SWING MACHINERY UNDERCARRIAGE
CLUTCH CONTROL CIRCUIT
STRUCTURE
FUNCTION
AXLE
FRONT AXLE
REAR AXLE
FRONT AXLE
REAR AXLE
SUSPENSION LOCK CYLINDER
CIRCUIT
BRAKING TRAIN
BRAKE PEDAL
BRAKE PEDAL INCORPORATING BRAKE VALVE
ACCUMULATOR FOR BRAKE SYSTEM
STEERING TRAIN
ITEM
STEERING COLUMN
HYDRAULIC CIRCUIT DIAGRAM
HYDRAULIC CIRCUIT DIAGRAM
HYDRAULIC TANK
HYDRAULIC TANK
HYDRAULIC PUMP
OPERATION
FUNCTION
PPC PUMPLESS SYSTEM
CONTROL VALVE
CLSS
POINTS TO REMEMBER WHEN TROUBLESHOOTING
SEQUENCE OF EVENTS IN TROUBLESHOOTING
PRECAUTIONS WHEN CARRYING OUT MAINTENANCE
1. PRECAUTIONS WHEN HANDLING ELECTRIC EQUIPMENT
2. POINTS TO REMEMBER WHEN HANDLING HYDRAULIC EQUIPMENT
CHECKS BEFORE TROUBLESHOOTING
CONNECTOR TYPES
CONNECTION TABLE FOR CONNECTOR PIN NUMBERS
EXPLANATION OF CONTROL MACHANISM FOR ELECTRICAL SYSTEM
DISPLAY METHOD AND SPECIAL FUNCTIONS OF MONITOR PANEL
METHOD OF USING JUDGEMENT TABLE
METHOD OF USING TROUBLESHOOTING CHARTS
DETAILS OF TROUBLESHOOTING AND TROUBLESHOOTING PROCEDURE
SERVICE CODE TABLE
POINTS TO REMEMBER WHEN CARRYING OUT TROUBLESHOOTING OF GOVERNOR, PUMP CONTROLLER SYSTEM
ACTION TAKEN BY CONTROLLER WHEN ABNORMALITY OCCURS AND PROBLEMS ON MACHINE
JUDGEMENT TABLE FOR GOVERNOR, PUMP GOVERNOR ( GOVERNOR CONTROL SYSTEM) AND ENGINE RELATED PARTS
ELECTRICAL CIRCUIT DIAGRAM FOR E MODE 1/ 2
ELECTRICAL CIRCUIT DIAGRAM FOR E MODE 2/ 2
E- 1 Abnormality in governor, pump controller power source ( controller LED is OFF)
E- 2 [ E308] Abnormality in fuel control dial input value is displayed
E- 3 [ E317] Abnormality ( disconnection) in motor drive system is displayed
E- 4 [ E318] Abnormality ( short circuit) in motor drive system is displayed
E- 5 [ E306] Abnormality in feedback potentiometer system is displayed
E- 6 [ E315] Abnormality ( short circuit) in battery relay output system is displayed
E- 7 [ E316] Abnormality ( step- out) in motor is displayed
E- 8 Engine does not start
E- 9 Engine speed is irregular
E- 10 Lack of output ( engine high idling speed is too low)
E- 11 Engine does not stop
E- 12 Defective operation of battery relay system ( engine does not stop)
METHOD OF USING TROUBLESHOOTING CHARTS
S- 1 Starting performance is poor ( starting always takes time)
S- 2 Engine does not start
S- 3 Engine does not pick up smoothly ( follow- up is poor)
S- 4 Engine stops during operations
S- 5 Engine does not rotate smoothly ( hunting)
S- 6 Engine lacks output ( no power)
S- 7 Exhaust smoke is black ( incomplete combustion)
S- 8 Oil consumption is excessive ( or exhaust smoke is blue)
S- 9 Oil becomes contaminated quickly
S- 10 Fuel consumption is excessive
S- 11 Oil is in cooling water, or water spurts back, or water level goes down
S- 12 Oil pressure caution lamp lights up ( drop in oil pressure)
S- 13 Oil level rises ( water, fuel in oil)
S- 14 Water temperature becomes too high ( overheating)
S- 15 Abnormal noise is made
S- 16 Vibration is excessive
ELECTRICAL CIRCUIT DIAGRAM FOR C MODE 1/ 2 ELECTRICAL CIRCUIT DIAGRAM FOR C MODE 2/ 2 ELECTRICAL CIRCUIT DIAGRAM FOR F MODE 1/ 2 ELECTRICAL CIRCUIT DIAGRAM FOR F MODE 2/ 2
PW170ES- 6K Serial number K32001 and up PW170ES- 6K Serial number K32001 and up INSTALLATION OF OPERATOR'S CAB ASSEMBLY
REMOVAL OF COUNTERWEIGHT ASSEMBLY
INSTALLATION OF COUNTERWEIGHT ASSEMBLY
REMOVAL OF GOVERNOR PUMP CONTROLLER ASSEMBLY
INSTALLATION OF GOVERNOR, PUMP CONTROLLER ASSEMBLY
REMOVAL OF MONITOR PANEL ASSEMBLY
INSTALLATION OF MONITOR PANEL ASSEMBLY
DISASSEMBLY OF SWING MACHINERY ASSEMBLY ( SPECIAL TOOLS FOR SWING MACHINERY) ( SPECIAL TOOLS FOR SWING MACHINERY) TRANSMISSION
FRONT AXLE
REAR AXLE
ADAPTER WELDING INSTRUCTION - ELECTRODE WELDING
OUTRIGGER CYLINDER
REMOVAL OF OUTRIGGER CYLINDER
INSTALLATION OF OUTRIGGER CYLINDER
BLADE CYLINDER
REMOVAL OF BLADE CYLINDER
INSTALLATION OF BLADE CYLINDER
MAINTENANCE STANDARD
ENGINE MOUNT
SWING MACHINERY CONTROL VALVE SUCTION- SAFETY VALVE
SWING MOTOR WORK EQUIPMENT, SWING PPC VALVE
EPC SOLENOID VALVE
CENTER SWIVEL JOINT
ARM, BOOM SAFETY VALVE
HYDRAULIC CYLINDER
WORK EQUIPMENT
WORK EQUIPMENT - ONE PIECE BOOM
WORK EQUIPMENT - TWO PIECE BOOM
DIMENSIONS OF WORK EQUIPMENT
DOZER BLADE AND OUTRIGGERS HYDRAULIC CYLINDERS
OUTRIGGER BUSH PINS
TRANSMISSION
FRONT AXLE
REAR AXLE
ARM ROTATION CIRCLE

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