Komatsu PC600LC-6 Hydraulic Excavator Service Repair Shop Manual (11064 and up) - SEBM027100

This Complete Service Repair Workshop Manual PDF Download for the Komatsu PC600LC-6 Hydraulic Excavator (S/N: 11064 and up) 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 PC600LC-6 Excavator
Serial Numbers : 11064 and up


TABLE OF CONTENTS :

- GENERAL
- STRUCTURE AND FUNCTION
- TESTING AND ADJUSTING
- DISASSEMBLY AND ASSEMBLY
- MAINTENANCE STANDARD
- OTHERS


MANUAL SPECIFICATION :

File Format : PDF
Language : English
Printable : Yes
Searchable : Yes
Bookmarked : Yes
Product Code : SEBM027100
Total Pages : 732


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.

-

CONTENTS

01 GENERAL
SPECIFICATION DRAWINGS
SPECIFICATIONS
WEIGHT TABLE
FUEL, COOLANT AND LUBRICANTS

10 STRUCTURE AND FUNCTION
PARTS RELATED TO ENGINE
PTO
RADIATOR, OIL COOLER
POWER TRAIN
FINAL DRIVE
SWING CIRCLE
SWING MACHINERY
TRACK FRAME, RECOIL SPRING
TRACK SHOE
HYDRAULIC PIPING DRAWING
HYDRAULIC TANK, HYDRAULIC FILTER
HYDRAULIC PUMP (PISTON PUMP)
LINE OIL FILTER
CONTROL VALVE
SWING MOTOR
CENTER SWIVEL JOINT
TRAVEL MOTOR
VALVE CONTROL
WORK EQUIPMENT・SWING PPC VALVE
TRAVEL PPC VALVE
SERVICE PPC VALVE
PPC SAFETY LOCK VALVE
PPC ACCUMULATOR
PPC SHUTTLE VALVE
SOLENOID VALVE
BOOM HOLDING VALVE
BOOM LOWER REGENERATION VALVE
AIR CONDITIONER
ACTUAL ELECTRIC WIRING DIAGRAM
ENGINE CONTROL
MACHINE CONTROL SYSTEM
MONITOR SYSTEM

20 TESTING AND ADJUSTING
STANDARD VALUE TABLE FOR ENGINE
STANDARD VALUE TABLE FOR CHASSIS
STANDARD VALUE TABLE FOR ELECTRICAL PARTS
TESTING AND ADJUSTING
TOOLS FOR TESTING, ADJUSTING AND TROUBLESHOOTING
MEASURING INTAKE AIR PRESSURE (BOOST PRESSURE)
MEASURING EXHAUST TEMPERATURE
MEASURING EXHAUST COLOR
ADJUSTING VALVE CLEARANCE
MEASURING COMPRESSION PRESSURE
MEASURING BLOW-BY PRESSURE
MEASURING ENGINE OIL PRESSURE
HANDLING EQUIPMENT IN FUEL CIRCUIT
RELEASING REMAINING PRESSURE IN FUEL SYSTEM
MEASURING FUEL PRESSURE
REDUCED CYLINDER MODE OPERATION FOR ENGINE
BLEEDING AIR FROM FUEL SYSTEM
CHECK FOR LEAKAGE IN FUEL SYSTEM
ADJUSTING ENGINE SPEED SENSOR
TESTING AND ADJUSTING ALTERNATOR BELT TENSION
TESTING AND ADJUSTING FAN BELT TENSION
HANDLING ENGINE CONTROLLER HIGH VOLTAGE CIRCUIT
TESTING WEAR OF SPROCKET
INSPECTION AND ADJUSTMENT OF TRACK SHOE TENSION
TESTING CLEARANCE OF SWING CIRCLE BEARING
TESTING AND ADJUSTING HYDRAULIC PRESSURE IN WORK EQUIPMENT, SWING, TRAVEL CIRCUIT
TESTING AND ADJUSTING CONTROL PUMP CIRCUIT OIL PRESSURE
TESTING AND ADJUSTING PISTON PUMP CONTROL OIL PRESSURE
MEASURING PPC VALVE OUTPUT PRESSURE
TESTING SOLENOID VALVE OUTPUT PRESSURE
ADJUSTING WORK EQUIPMENT, SWING PPC VALVE
TESTING TRAVEL DEVIATION
TESTING LOCATIONS CAUSING HYDRAULIC DRIFT OF WORK EQUIPMENT
MEASURING OIL LEAKAGE
BLEEDING AIR
RELEASING REMAINING PRESSURE IN HYDRAULIC CIRCUIT
PROCEDURE FOR CHECKING DIODE
TROUBLESHOOTING
POINTS TO REMEMBER WHEN TROUBLESHOOTING
SEQUENCE OF EVENTS IN TROUBLESHOOTING
POINTS TO REMEMBER WHEN CARRYING OUT MAINTENANCE
CHECKS BEFORE TROUBLESHOOTING
CONNECTOR TYPES AND MOUNTING LOCATIONS
CONNECTION TABLE FOR CONNECTOR PIN NUMBERS
EXPLANATION OF CONTROL MECHANISM 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
TROUBLESHOOTING OF COMMUNICATION ABNORMALITY SYSTEM (N MODE)
ACTION TAKEN BY CONTROLLER WHEN ABNORMALITY OCCURS AND PROBLEMS ON MACHINE
ELECTRICAL CIRCUIT DIAGRAM OF N MODE SYSTEM
N-1 [E117, E118 OCCUR AT SAME TIME] MONITOR PANEL COMMUNICATION ABNORMALITY
N-2 [E117, E218 OCCUR AT SAME TIME] ENGINE CONTROLLER COMMUNICATION ABNORMALITY
N-3 [E118, E955 OCCUR AT SAME TIME] PUMP CONTROLLER COMMUNICATION ABNORMALITY
TROUBLESHOOTING OF ENGINE CONTROLLER SYSTEM (E MODE)
ACTION TAKEN BY CONTROLLER AND CONDITION OF MACHINE WHEN ERROR CODE IS DISPLAYED
JUDGEMENT TABLE FOR ENGINE CONTROLLER AND ENGINE RELATED PARTS
ELECTRICAL CIRCUIT DIAGRAM FOR E MODE SYSTEM
E-1 [E91b] (ABNORMALITY IN ENGINE SPEED NE SENSOR SYSTEM) IS DISPLAYED
E-2 [E91C] (ABNORMALITY IN ENGINE G ROTATION SENSOR SYSTEM) IS DISPLAYED
E-3 [E920] (ABNORMALITY IN MODEL SELECTION SYSTEM) IS DISPLAYED
E-4 [E922] (ENGINE OVERRUN) IS DISPLAYED
E-5 [E924] (DROP IN ENGINE OIL PRESSURE) IS DISPLAYED
E-6 [E931] (ABNORMALITY IN FUEL CONTROL DIAL SENSOR SYSTEM) IS DISPLAYED
E-7 [E934] (ABNORMALITY IN ENGINE WATER TEMPERATURE (HIGH) SENSOR SYSTEM) IS DISPLAYED
E-8 [E936] (ABNORMALITY IN ENGINE OIL PRESSURE SWITCH SYSTEM) IS DISPLAYED
E-9 [E93C] (ABNORMALITY IN BOOST PRESSURE SENSOR SYSTEM) IS DISPLAYED
E-10 [E93d] (ABNORMALITY IN FUEL TEMPERATURE SENSOR SYSTEM) IS DISPLAYED
E-11 [E954] (SHORT CIRCUIT IN STARTING SWITCH C SYSTEM) IS DISPLAYED
E-12 [E955] (ABNORMALITY IN NETWORK SYSTEM) IS DISPLAYED
E-13 [E956] (POWER SOURCE SYSTEM ABNORMALITY 1) IS DISPLAYED
E-14 [E957] (POWER SOURCE SYSTEM ABNORMALITY 2) IS DISPLAYED
E-15 [E95A] (ABNORMALITY IN FUEL INJECTION QUANTITY CONTROL SWITCH SIGNAL) IS DISPLAYED
E-16 [E96A] (ABNORMALITY IN ENGINE WATER TEMPERATURE (LOW) SENSOR SYSTEM) IS DISPLAYED
E-17 [E970] (EXCESS CURRENT IN FUEL SUPPLY PUMP PCV1 SYSTEM) IS DISPLAYED
E-18 [E971] (EXCESS CURRENT IN FUEL SUPPLY PUMP PCV2 SYSTEM) IS DISPLAYED
E-19 [E974] (DISCONNECTION IN FUEL SUPPLY PUMP PCV1 SYSTEM) IS DISPLAYED
E-20 [E975] (DISCONNECTION IN FUEL SUPPLY PUMP PCV2 SYSTEM) IS DISPLAYED
E-21 [E977] (ABNORMALITY IN COMMON RAIL FUEL PRESSURE SENSOR SYSTEM) IS DISPLAYED
E-22 [E979] (COMMON RAIL FUEL HIGH PRESSURE ABNORMALITY 1) IS DISPLAYED [E97A] (COMMON RAIL FUEL HIGH PRESSURE ABNORMALITY 2) IS DISPLAYED
E-23 [E97b] (FUEL SUPPLY PUMP NON-FORCE FEED 1) IS DISPLAYED [E97C] (FUEL SUPPLY PUMP NON-FORCE FEED 2) IS DISPLAYED
E-24 [E97d] (ABNORMALITY IN COMMON RAIL FUEL PRESSURE) IS DISPLAYED
E-25 [E980] (DEFECTIVE ENGINE CONTROLLER) IS DISPLAYED
E-26 [E981] (DISCONNECTION IN NO.1 FUEL INJECTOR SYSTEM) IS DISPLAYED
E-27 [E982] (DISCONNECTION IN NO.2 FUEL INJECTOR SYSTEM) IS DISPLAYED
E-28 [E983] (DISCONNECTION IN NO.3 FUEL INJECTOR SYSTEM) IS DISPLAYED
E-29 [E984] (DISCONNECTION IN NO.4 FUEL INJECTOR SYSTEM) IS DISPLAYED
E-30 [E985] (DISCONNECTION IN NO.5 FUEL INJECTOR SYSTEM) IS DISPLAYED
E-31 [E986] (DISCONNECTION IN NO.6 FUEL INJECTOR SYSTEM) IS DISPLAYED
E-32 [E98A] (SHORT CIRCUIT IN NO.1, NO.2, NO.3 FUEL INJECTOR SYSTEM) IS DISPLAYED
a) DETERMINING LOCATION OF PROBLEM
b) TROUBLESHOOTING NO.1 FUEL INJECTOR SYSTEM
c) TROUBLESHOOTING NO.2 FUEL INJECTOR SYSTEM
d) TROUBLESHOOTING NO.3 FUEL INJECTOR SYSTEM
E-33 [E98b] (SHORT CIRCUIT IN NO.3, NO.4, NO.5 FUEL INJECTOR SYSTREM) IS DISPLAYED
a) DETERMINING LOCATION OF PROBLEM
b) TROUBLESHOOTING NO.4 FUEL INJECTOR SYSTEM
c) TROUBLESHOOTING NO.5 FUEL INJECTOR SYSTEM
TROUBLESHOOTING OF PUMP CONTROLLER SYSTEM (C MODE)
POINTS TO REMEMBER WHEN TROUBLESHOOTING CONTROLLER SYSTEM
ACTION TAKEN BY CONTROLLER WHEN ABNORMALITY OCCURS AND PROBLEMS ON MACHINE
JUDGEMENT TABLE FOR PUMP CONTROLLER AND HYDRAULIC RELATED PARTS
ELECTRICAL CIRCUIT DIAGRAM FOR C MODE
C-1 ABNORMALITY IN CONTROLLER POWER SOURCE SYSTEM (CONTROLLER LED IS OFF)
C-2 [E232] (SHORT CIRCUIT IN PUMP TVC SOLENOID SYSTEM) IS DISPLAYED
C-3 [E233] (DISCONNECTION IN PUMP TVC SOLENOID SYSTEM) IS DISPLAYED
C-4 [E203] (SHORT CIRCUIT IN SWING HOLDING BRAKE SOLENOID SYSTEM) IS DISPLAYED
C-5 [E213] (DISCONNECTION IN SWING HOLDING BRAKE SOLENOID SYSTEM) IS DISPLAYED
C-6 [E201] (SHORT CIRCUIT IN CO CANCEL SOLENOID SYSTEM) IS DISPLAYED
C-7 [E211] (DISCONNECTION IN CO CANCEL SOLENOID SYSTEM) IS DISPLAYED
C-8 [E204] (SHORT CIRCUIT IN 2-STAGE RELIEF SOLENOID SYSTEM) IS DISPLAYED
C-9 [E214] (DISCONNECTION IN 2-STAGE RELIEF SOLENOID SYSTEM) IS DISPLAYED
C-10 [E206] (SHORT CIRCUIT IN TRAVEL SPEED SOLENOID SYSTEM) IS DISPLAYED
C-11 [E216] (DISCONNECTION IN TRAVEL SPEED SOLENOID SYSTEM) IS DISPLAYED
C-12 [E311] (SHORT CIRCUIT IN BUCKET CURL HI CANCEL SOLENOID SYSTEM) IS DISPLAYED
C-13 [E312] (DISCONNECTION IN BUCKET CURL HI CANCEL SOLENOID SYSTEM) IS DISPLAYED
C-14 [E217] (MODEL SELECTION INPUT ERROR) IS DISPLAYED
C-15 [E224] (ABNORMALITY IN FRONT PUMP PRESSURE SENSOR SYSTEM) IS DISPLAYED
C-16 [E225] (ABNORMALITY IN REAR PUMP PRESSURE SENSOR SYSTEM) IS DISPLAYED
C-17 [E226] (ABNORMALITY IN PRESSURE SENSOR POWER SOURCE SYSTEM) IS DIAPLAYED
C-18 [E227] (ABNORMALITY IN ENGINE SPEED SENSOR SYSTEM) IS DISPLAYED
C-19 ABNORMALITY IN MACHINE PUSH-UP SOLENOID SYSTEM (NO SERVICE CODE DISPLAYED)
C-20 [E207] SHORT CIRCUIT IN FLASHING LIGHT RELAY DRIVE SYSTEM IS DISPLAYED
C-21 FLASHING LIGHT RELAY DOES NOT WORK
C-22 [E231] ABNORMALITY (SHORT CIRCUIT) IN STEP LIGHT POWER SOURCE RETENTION RELAY OUTPUT SYSTEM IS DISPLAYED
C-23 STEP LIGHT SWITCH DOES NOT WORK
C-24 [E302] SHORT CIRCUIT IN STEP LIGHT RELAY DRIVE SYSTEM IS DISPLAYED
C-25 STEP LIGHT DOES NOT LIGHT UP
C-26 [E228] ABNORMALITY IN AUTO-DECELERATION OUTPUT SYSTEM IS DISPLAYED
TROUBLESHOOTING OF PUMP CONTROLLER (INPUT SIGNAL SYSTEM) (F MODE)
ELECTRICAL CIRCUIT DIAGRAM FOR F MODE
F-1 BIT PATTERN 20-(1) (SWING OIL PRESSURE SWITCH) DOES NOT LIGHT UP
F-2 BIT PATTERN 20-(2) (TRAVEL OIL PRESSURE SWITCH) DOES NOT LIGHT UP
F-3 BIT PATTERN 20-(3) (BOOM LOWER OIL PRESSURE SWITCH) DOES NOT LIGHT UP
F-4 BIT PATTERN 20-(4) (BOOM RAISE OIL PRESSURE SWITCH) DOES NOT LIGHT UP
F-5 BIT PATTERN 20-(5) (ARM IN OIL PRESSURE SWITCH) DOES NOT LIGHT UP
F-6 BIT PATTERN 20-(6) (ARM OUT OIL PRESSURE SWITCH) DOES NOT LIGHT UP
F-7 BIT PATTERN 21-(1) (BUCKET CURL OIL PRESSURE SWITCH) DOES NOT LIGHT UP
F-8 BIT PATTERN 21-(2) (BUCKET DUMP OIL PRESSURE SWITCH) DOES NOT LIGHT UP
F-9 BIT PATTERN 21-(2) (SERVICE VALVE OIL PRESSURE SWITCH) DOES NOT LIGHT UP
F-10 BIT PATTERN 21-(3) (SWING LOCK SWITCH) DOES NOT LIGHT UP
F-11 BIT PATTERN 22-(6) (L.H. KNOB SWITCH) DOES NOT LIGHT UP
F-12 WHEN STEP LIGHT SWITCH IS ON, BIT PATTERN 24-(1) DOES NOT GO OUT
F-13 WHEN HORN SWITCH IS ON, BIT PATTERN 24-(2) DOES NOT GO OUT
TROUBLESHOOTING OF HYDRAULIC, MECHANICAL SYSTEM (H MODE)
TABLE OF FAILURE MODES AND CAUSES
BEFORE CARRYING OUT TROUBLESHOOTING OF HYDRAULIC SYSTEM (H MODE)
H-1 SPEEDS OF ALL WORK EQUIPMENT, SWING, TRAVEL ARE SLOW OR LACK POWER
H-2 THERE IS EXCESSIVE DROP IN ENGINE SPEED, OR ENGINE STALLS
H-3 NO WORK EQUIPMENT, TRAVEL, SWING MOVE
H-4 ABNORMAL NOISE GENERATED (AROUND PUMP)
H-5 AUTO- DECELERATION DOES NOT WORK
H-6 WORK EQUIPMENT (BOOM, ARM, BUCKET) IS SLOW OR LACKS POWER
H-7 WORK EQUIPMENT (BOOM, ARM, BUCKET)DOES NOT MOVE (BUT TRAVEL AND SWING ARE NORMAL)
H-8 EXCESSIVE HYDRAULIC DRIFT
H-9 EXCESSIVE TIME LAG
H-10 DEFECTIVE ACTUATION OF MACHINE PUSH-UP FUNCTION
H-11 IN COMPOUND OPERATIONS WITH SWING, WORK EQUIPMENT SPEED IS SLOW
H-12 IN COMPOUND OPERATIONS WITH BUCKET CURL, SWING AND OTHER WORK EQUIPMENT SPEEDS ARE SLOW
H-13 TRAVEL DEVIATION IS EXCESSIVE DURING COMPOUND OPERATIONS
H-14 MACHINE DEVIATES NATURALLY TO ONE SIDE DURING TRAVEL OPERATIONS
H-15 DEVIATION IS EXCESSIVE WHEN STARTING
H-16 TRAVEL SPEED IS SLOW
H-17 TRAVEL SPEED DOES NOT SWITCH
H-18 TRAVEL DOES NOT MOVE (ONE SIDE ONLY)
H-19 DOES NOT SWING
H-20 SWING SPEED IS SLOW OR SWING ACCELERATION IS POOR
H-21 EXCESSIVE OVERRUN WHEN STOPPING SWING
H-22 EXCESSIVE SHOCK WHEN STOPPING SWING
H-23 EXCESSIVE ABNORMAL NOISE WHEN STOPPING SWING
H-24 EXCESSIVE HYDRAULIC DRIFT OF SWING
TROUBLESHOOTING OF MACHINE MONITOR SYSTEM (M MODE)
ACTION TAKEN BY MONITOR PANEL WHEN ABNORMALITY OCCURS AND PROBLEMS ON MACHINE
ELECTRICAL CIRCUIT DIAGRAM FOR M MODE SYSTEM
M-1 [E101] ABNORMALITY IN ERROR DATA) OR [E102] (ABNORMALITY IN CLOCK DATA) IS DISPLAYED
M-2 [E103] (SHORT CIRCUIT IN BUZZER OUTPUT SYSTEM) IS DISPLAYED
M-3 [E104] (AIR CLEANER CLOGGING DETECTION)IS DISPLAYED
M-4 [E108] (ENGINE WATER TEMPERATURE 105℃) IS DISPLAYED
M-5 WHEN STARTING SWITCH IS TURNED ON, NONE OF LAMPS ON MONITOR PANEL LIGHT UP FOR 3 SECONDS
M-6 WHEN STARTING SWITCH IS TURNED ON, MONITOR PANEL LAMPS ALL STAY LIGHTED UP AND DO NOT GO OUT
M-7 WHEN STARTING SWITCH IS TURNED ON, ITEMS LIGHTED UP ON MONITOR PANEL ARE DIFFERENT FROM ACTUAL MACHINE
M-8 WHEN STARTING SWITCH IS TURNED ON (ENGINE STOPPED), BASIC CHECK ITEMS FLASH
a) ENGINE OIL LEVEL CAUTION LAMP FLASHES
b) HYDRAULIC OIL LEVEL CAUTION LAMP FLASHES
M-9 PREHEATING IS NOT BEING USED BUT PREHEATING DISPLAY MONITOR LAMP LIGHTS UP
M-10 WHEN ENGINE IS STARTED, BASIC CHECK ITEMS FLASH
M-11 WHEN STARTING SWITCH IS TURNED ON (ENGINE STOPPED),CAUTION ITEMS AND EMERGENCY STOP ITEMS FLASH
M-12 WHEN ENGINE IS STARTED,CAUTION ITEMS AND EMERGENCY STOP ITEMS FLASH
a) ENGINE OIL PRESSURE CAUTION LAMP FLASHES
b) CHARGE CAUTION LAMP FLASHES
c) ENGINE WATER TEMPERATURE CAUTION LAMP FLASHES
d) FUEL LEVEL CAUTION LAMP FLASHES
e) AIR CLEANER CLOGGING CAUTION LAMP FLASHES
f) HYDRAULIC OIL TEMPERATURE CAUTION LAMP FLASHES
M-13 OPERATION OF ALARM BUZZER IS NOT NORMAL
a) WHEN STARTING SWITCH IS TURNED ON (ENGINE STOPPED),BUZZER DOES NOT SOUND FOR 1 SECOND
b) NO ABNORMALITY IS DISPLAYED ON MONITOR BUT BUZZER SOUNDS
M-14 NIGHT LIGHTING ON MONITOR PANEL DOES NOT LIGHT UP
M-15 ENGINE WATER TEMPERATURE DISPLAY IS NOT NORMAL
A) GAUGE DOES NOT GO UP
b) GAUGES DO NOT GIVE DISPLAY (NO STAGE IS DISPLAYED)
M-16 FUEL LEVEL GAUGE DISPLAY IS NOT NORMAL
a) FUEL LEVEL GAUGE ALWAYS DISPLAYS FULL
b) FUEL LEVEL GAUGE DOES NOT GIVE DISPLAY (NO STAGE IS DISPLAYED)
M-17 SWING LOCK SWITCH IS TURNED ON BUT SWING LOCK MONITOR LAMP DOES NOT LIGHT UP
M-18 WHEN SWING BRAKE CANCEL SWITCH IS SET TO CANCEL (EMERGENCY),SWING LOCK MONITOR LAMP DOES NOT FLASH
M-19 SERVICE METER DOES NOT GIVE NORMAL DISPLAY
a) SERVICE METER DOES NOT ADVANCE WHEN ENGINE IS RUNNING
b) WHEN STARTING SWITCH IS OFF, SERVICE METER DOES NOT GIVE DISPLAY WHEN TIME SWITCH IS PRESSED
M-20 DEFECTIVE FUEL LEVEL SENSOR SYSTEM
M-21 DEFECTIVE ENGINE OIL LEVEL SENSOR SYSTEM
M-22 DEFECTIVE HYDRAULIC OIL LEVEL SENSOR SYSTEM
M-23 WIPER IS NOT ACTUATED WHEN WIPER SWITCH IS OPERATED OR WIPER IS ACTUATED WHEN WIPER SWITCH IS NOT OPERATED
a) WIPER IS NOT ACTUATED WHEN SWITCH IS OPERATED(INCLUDING WHEN SERVICE CODE [E112],[E113] ARE DISPLAYED)
b) WIPER SWITCH IS NOT BEING OPERATED, BUT WIPER IS ACTUATED
M-24 ELECTRIC GREASE GUN DOES NOT WORK (MACHINES EQUIPPED WITH ELECTRIC GREASE GUN)

30 DISASSEMBLY AND ASSEMBLY
METHOD OF USING MANUAL
PRECAUTIONS WHEN CARRYING OUT OPERATION
SPECIAL TOOL LIST
SKETCHES OF SPECIAL TOOLS
RADIATOR, HYDRAULIC COOLER
REMOVAL
INSTALLATION
ENGINE, PTO, HYDRAULIC PUMP
REMOVAL
INSTALLATION
PTO ASSEMBLY
REMOVAL AND INSTALLATION
DISASSEMBLY
ASSEMBLY
FUEL TANK ASSEMBLY
REMOVAL AND INSTALLATION
FINAL DRIVE ASSEMBLY
DISASSEMBLY
ASSEMBLY
TRAVEL MOTOR ASSEMBLY
DISASSEMBLY
ASSEMBLY
REVOLVING FRAME ASSEMBLY
REMOVAL
INSTALLATION
SWING MOTOR ASSEMBLY
REMOVAL AND INSTALLATION
DISASSEMBLY
ASSEMBLY
SWING MACHINERY ASSEMBLY
REMOVAL AND INSTALLATION
DISASSEMBLY
ASSEMBLY
SWING CIRCLE ASSEMBLY
REMOVAL AND INSTALLATION
TRACK SHOE ASSEMBLY
REMOVAL
INSTALLATION
ONE LINK IN FIELD
DISASSEMBLY
ASSEMBLY
IDLER, RECOIL SPRING ASSEMBLY
REMOVAL AND INSTALLATION
IDLER
DISASSEMBLY
ASSEMBLY
RECOIL SPRING ASSEMBLY
DISASSEMBLY
ASSEMBLY
TRACK ROLLER ASSEMBLY
REMOVAL AND INSTALLATION
DISASSEMBLY
ASSEMBLY
CARRIER ROLLER ASSEMBLY
REMOVAL AND INSTALLATION
DISASSEMBLY
ASSEMBLY
HYDRAULIC TAMK ASSEMBLY
REMOVAL
INSTALLATION
MAIN RELIEF VALVE ASSEMBLY
DISASSEMBLY
ASSEMBLY
MAIN CONTROL VALVE, SOLENOID VALVE ASSEMBLY
REMOVAL
INSTALLATION
MAIN CONTROL VALVE
DISASSEMBLY
ASSEMBLY
NO.1 AND NO.2 PUMP ASSEMBLY
REMOVAL
INSTALLATION
HYDRAULIC PUMP ASSEMBLY
DISASSEMBLY
ASSEMBLY
CONTROL, PTO LUBRICATION PUMP ASSEMBLY
REMOVAL AND INSTALLATION
CENTER SWIVEL JOINT ASSEMBLY
REMOVAL AND INSTALLATION
DISASSEMBLY AND ASSEMBLY
WORK EQUIPMENT PPC VALVE ASSEMBLY
DISASSEMBLY
ASSEMBLY
TRAVEL PPC VALVE ASSEMBLY
DISASSEMBLY
ASSEMBLY
BUCKET CYLINDER ASSEMBLY
REMOVAL
INSTALLATION
ARM CYLINDER ASSEMBLY
REMOVAL
INSTALLATION
BOOM CYLINDER ASSEMBLY
REMOVAL
INSTALLATION
HYDRAULIC CYLINDER ASSEMBLY
DISASSEMBLY
ASSEMBLY
BUCKET ASSEMBLY
REMOVAL
INSTALLATION
ARM ASSEMBLY
REMOVAL
INSTALLATION
BOOM ASSEMBLY
REMOVAL
INSTALLATION
OPERATOR'S CAB ASSEMBLY
REMOVAL
INSTALLATION
COUNTERWEIGHT ASSEMBLY
REMOVAL AND INSTALLATION

40 MAINTENANCE STANDARD
ENGINE MOUNT
PTO
SWING MACHINERY
SWING CIRCUIT
FINAL DRIVE
TRACK FRAME AND RECOIL SPRING
IDLER
CARRIER ROLLER
TRACK ROLLER
TRACK SHOE
HYDRAULIC PUMP
CONTROL AND PTO LUBRICATION PUMP
CONTROL VALVE
SWING MOTOR
TRAVEL MOTOR
WORK EQUIPMENT・SWING PPC VALVE
TRAVEL PPC VALVE
SERVICE PPC VALVE
SOLENOID VALVE
CENTER SWIVEL JOINT
BOOM HOLDING VALVE
BOOM LOWER REGENERATION VALVE
HYDRAULIC CYLINDER
WORK EQUIPMENT
DIMENSIONS OF WORK EQUIPMENT

90 OTHERS
HYDRAULIC CIRCUIT DIAGRAM
ELECTRIC CIRCUIT DIAGRAM (1/4)
ELECTRIC CIRCUIT DIAGRAM (2/4)
ELECTRIC CIRCUIT DIAGRAM (3/4)
ELECTRIC CIRCUIT DIAGRAM (4/4)

-