Komatsu PC160-6K, PC180LC-6K, PC180NLC-6K Hydraulic Excavator Service Shop Manual – UEBM000601

This Complete Service Repair Workshop Manual PDF Download for the PC160-6K, PC180LC-6K, PC180NLC-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 PC160-6K – S/N: K32001 and up
Komatsu PC160-6K – S/N: K34001 and up
Komatsu PC180LC-6K – S/N: K32001 and up
Komatsu PC180LC-6K – S/N: K34001 and up
Komatsu PC180NLC-6K – S/N: K32001 and up
Komatsu PC180NLC-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
Bookmarked : Yes
Product Code : UEBM000601
Total Pages : 692

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

SAFETY
SAFETY NOTICE
FOREWARD
GENERAL
HOW TO READ THE SHOP MANUAL
HOISTING INSTRUCTIONS
COATING MATERIALS
STANDARD TIGHTENING TORQUE
ELECTRIC WIRE CODE
CONVERSION TABLE

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

10 STRUCTURE AND FUNCTION
ENGINE RELATED PARTS
RADIATOR * OIL COOLER
POWER TRAIN
FINAL DRIVE
SWING CIRCLE
SWING MACHINERY
TRACK FRAME, RECOIL SPRING
TRACK SHOE
HYDRAULIC CIRCUIT DIAGRAM
FUEL & HYDRAULIC TANK
HYDRAULIC PUMP
CONTROL VALVE
CLSS
SWING MOTOR
CENTER SWIVEL JOINT
TRAVEL MOTOR
VALVE CONTROL
WORK EQUIPMENT – SWING PPC VALVE
TRAVEL PPC PEDAL
SAFETY LOCK VALVE
PPC ACCUMULATOR
PPC SHUTTLE * TRAVEL JUNCTION VALVE
EPC * SOLENOID VALVE
HYDRAULIC CYLINDER
ADDITIONAL FILTER FOR BREAKING
OVERLOAD WARNING DEVICE
HOSE BURST PROTECTION VALVE (BOOM)
WORK EQUIPMENT
ELECTRICAL CIRCUIT DIAGRAM FOR E MODE
ENGINE CONTROL SYSTEM
ELECTRONIC CONTROL SYSTEM
MACHINE MONITOR SYSTEM

20 TESTING AND ADJUSTING
TABLE OF JUDGEMENT STANDARD VALUE
STANDARD VALUE TABLE FOR ELECTRICAL PARTS
CHECKING AND ADJUSTING BELT TENSION FOR AIR CONDITIONER COMPRESSOR
ADJUSTING ENGINE SPEED SENSOR
TESTING AND ADJUSTING GOVERNOR MOTOR LEVEL STROKE
TESTING CLEARANCE OF SWING CIRCLE BEARING
TESTING AND ADJUSTING TRACK SHOE TENSION
TESTING AND ADJUSTING HYDRAULIC PRESSURE IN WORK EQUIPMENT, SWING, TRAVEL CIRCUIT
TESTING AND ADJUSTING TVC VALVE OUTPUT PRESSURE (SERVO PISTON INPUT PRESSURE)
TESTING AND ADJUSTING LS VALVE OUTPUT PRESSURE (SERVO PISTON INPUT PRESSURE) AND LS DIFFERENTIAL PRESSURE
TESTING AND ADJUSTING PILOT CIRCUIT OIL PRESSURE
TESTING EPC VALVE SOLENOID VALVE OUTPUT PRESSURE
MEASURING PPC VALVE OUTPUT PRESSURE AND TESTING PPC SHUTTLE VALVE
ADJUSTING WORK EQUIPMENT, SWING PPC VALVE
TESTING TRAVEL DEVIATION
TESTING LOCATIONS CAUSING HYDRAULIC DRIFT OF WORK EQUIPMENT
MEASURING OIL LEAKAGE
RELEASING REMAINING PRESSURE IN HYDRAULIC CIRCUIT
BLEEDING AIR
TROUBLESHOOTING
POINTS TO REMEMBER WHEN TROUBLSHOOTING
SEQUENCE OF EVENTS IN TROUBLSHOOTING
PRECAUTIONS WHEN CARRYING OUT MAINTENANCE
CHECKS BEFORE TROUBLESHOOTING
CONNECTOR TYPES AND MOUNTING LOCATIONS
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
TROUBLESHOOTING OF COMMUNICATION ABNORMALITY SYSTEM (N MODE)
N-1 [E218] COMMUNICATION ABNORMALITY
TROUBLESHOOTING OF GOVERNOR, PUMP CONTROLLER (GOVERNOR CONTROL SYSTEM) (E MODE)
POINTS TO REMEMBER WHEN CARRYING OUT TROUBLESHOOTING OF GOVERNOR, PUMP CONTROLLER SYSTEM
ACTION 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
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
a) IDLING SPEED IS IRREGULAR
b) THERE IS HUNTING
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)
TROUBLESHOOTING OF ENGINE SYSTEM (S MODE)
METHOD OF USING TROUBLESHOOTING CHARTS
S-1 STARTING PERFORMARMANCE IS POOR (STARTING ALWAYS TAKES TIME)
S-2 ENGINE DOES NOT START
1) ENGINE DOES NOT TURN
2) ENGINE TURNS BUT NO EXHAUST SMOKE COMES OUT (FUEL IS NOT BEEN INJECTED)
3) EXHAUST SMOKE COMES OUT BUT ENGINE DOES NOT START (FEUL IS BEING INJECTED)
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 LEVEL 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
TROUBLESHOOTING OF GOVERNOR, PUMP CONTROLLER (PUMP CONTROL SYSTEM) (C MODE)
POINTS TO REMEMBER WHEN TROUBLESHOOTING PUMP CONTROLLER SYSTEM
ACTION TAKEN BY CONTROLLER WHEN ABNORMALITY OCCURS AND PROBLEMS ON MACHINE
JUDGEMENT TABLE FOR GOVERNOR, PUMP CONTROLLER (PUMP CONTROL SYSTEM) 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-6 [E201] SHORT CIRCUIT IN ACTIVE MODE SOLENOID SYSTEM IS DISPLAYED
C-8 [E203] SHORT CIRCUIT IN SWING BRAKE SOLENOID SYSTEM IS DISPLAYED
C-9 [E213] DISCONNECTION IN SWING BRAKE SOLENOID SYSTEM IS DISPLAYED
C-10 [E205] SHORT CIRCUIT IN 2 STAGE RELIEF SOLENOID SYSTEM IS DISPLAYED
C-11 [E215] DISCONNECTION IN 2 STAGE RELIEF SOLENOID SYSTEM IS DISPLAYED
C-12 [E206] SHORT CIRCUIT IN TRAVEL SPEED SOLENOID SYSTEM IS DISPLAYED
C-13 [E216] DISCONNECTION IN TRAVEL SPEED SELECTOR SOLENOID SYSTEM IS DISPLAYED
C-14 [E217] MODEL SELECTION INPUT ERROR IS DISPLAYED
C-15 [E222] SHORT CIRCUIT IN LS-EPC SOLENOID SYSTEM IS DISPLAYED
C-16 [E223] DISCONNECTION IN LS-EPC SOLENOID SYSTEM DISPLAYS
C-17 [E224] ABNORMALITY IN PUMP PRESSURE SENSOR SYSTEM IS DISPLAYED
C-19 [E226] ABNORMALITY IN PRESSURE SENSOR POWER SOURCE SYSTEM IS DISPLAYED
C-20 [E227] ABNORMALITY IN ENGINE SPEED SENSOR SYSTEM IS DISPLAYED
TROUBLESHOOTING OF GOVERNOR, 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- (3) SWING LOCK SWITCH DOES NOT LIGHT UP
F-10 BIT PATTERN 22- (5) KEROSENE MODE CONNECTION DOES NOT LIGHT UP
F-11 BIT PATTERN 22- (6) L.H. KNOB SWITCH DOES NOT LIGHT UP
TROUBLESHOOTING OF HYDRAULIC, MECHANICAL SYSTEM (H MODE)
TABLE OF FAILURE MODES AND CAUSES
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 (WHEN PPC SHUTTLE VALVE IS CAUSE)
H-6 FINE CONTROL ABILITY IS POOR OR RESPONSE IS POOR
H-7 BOOM IS SLOW OR LACKS POWER
H-8 ARM IS SLOW OR LACKS POWER
H-9 BUCKET IS SLOW OR LACKS POWER
H-10 WORK EQUIPMENT (BOOM, ARM, BUCKET) DOES NOT MOVE (BUT TRAVEL AND SWING ARE NORMAL)
H-11 EXCESSIVE HYDRAULIC DRIFT (BOOM, ARM, BUCKET)
H-12 EXCESSIVE TIME LAG (ENGINE AT LOW IDLING)
H-13 OTHER EQUIPMENT MOVES WHEN SINGLE CIRCUIT IS RELIEVED
H-14 IN F/O MODES, WORK EQUIPMENT SPEED IS FASTER THAN SPECIFIED SPEED
H-15 LACK OF POWER WHEN PRESSURE RISES
H-16 IN COMPOUND OPERATIONS, WORK EQUIPMENT WITH LARGER LOAD IS SLOW
H-17 IN SWING + BOOM RAISE, BOOM RAISE IS SLOW
H-20 TRAVEL DEVIATION
H-21 TRAVEL SPEED IS SLOW
H-22 STEERING DOES NOT TURN EASILY OR LACKS POWER
H-23 TRAVEL SPEED DOES NOT SWITCH OR IS FASTER THAN SPECIFIED SPEED
H-24 TRAVEL DOES NOT MOVE (ONE SIDE ONLY)
H-25 DOES NOT SWING
H-26 SWING ACCELERATION IS POOR OR SWING SPEED IS SLOW
H-27 EXCESSIVE OVERRUN WHEN STOPPING SWING
H-28 EXCESSIVE SHOCK WHEN STOPPING SWING (ONE DIRECTION ONLY)
H-29 EXCESSIVE ABNORMAL NOISE WHEN STOPPING SWING
H-30 EXCESSIVE HYDRAULIC DRIFT OF SWING
H-31 SWING SPEED IS FASTER THAN SPECIFIED SWING SPEED
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
M-1 [E101] ABNORMALITY IN ERROR DATA IS DISPLAYED; [E102] ERROR IN CLOCK DATA IS DISPLAYED
M-2 [E103] SHORT CIRCUIT IN BUZZER OUTPUT OR CONTACT OF 24V WIRING HARNESS WITH BUZZER DRIVE HARNESS IS DISPLAYED
M-3 [E104] AIR CLOGGING DETECTED IS DISPLAYED
M-4 [E106] DROP IN ENGINE OIL PRESSURE DETECTED IS DISPLAYED
M-5 [E108] ENGINE WATER TEMPERATURE 105 c DETECTED IS DISPLAYED
M-6 WHEN STARTING SWITCH IS TURNED ON, NONE OF THE LAMPS ON THE MONITOR PANEL LIGHT UP FOR 3 SECONDS
M-7 WHEN STARTING SWITCH IS TURNED ON, MONITOR PANEL LAMPS ALL STAY LIGHTED UP AND DO NOT GO OUT
M-8 WHEN STARTING SWITCH IS TURNED ON, ITEMS LIGHTED UP ON MONITOR PANEL ARE DIFFERENT FROM ACTUAL MACHINE (MODEL)
M-9 WHEN STARTING SWITCH IS TURNED ON (ENGINE STOPPED), BASIC CHECK ITEMS FLASHES
M-10 PREHEATING IS NOT BEING USED BUT (PREHEATING MONITOR) LIGHTS UP
M-11 WHEN STARTING SWITCH IS TURNED ON AND ENGINE IS STARTED, BASIC CHECK ITEMS FLASH
M-12 WHEN STARTING SWITCH IS TURNED ON (ENGINE STOPPED), CAUTION ITEMS, EMERGENCY ITEMS FLASH (BATTERY, ENGINE OIL PRESSURE LAMPS DO NOT LIGHT UP)
M-13 WHEN STARTING SWITCH IS TURNED ON AND ENGINE IS STARTED, CAUTION ITEMS, EMERGENCY ITEMS FLASH (WHEN THERE IS NO ABNORMALITY IN ENGINE OR ITEMS TO CHECK BEFORE TROUBLESHOOTING)
M-14 WHEN STARTING SWITCH IS TURNED ON (ENGINE STOPPED), BUZZER DOES NOT SOUND FOR 1 SECOND CAUTION ITEM FLASHES BUT BUZZER DOES NOT SOUND
M-15 NO ABNORMALITY IS DISPLAYED ON MONITOR BUT BUZZER SOUNDS
M-16 NIGHT LIGHTING ON MONITOR PANEL DOES NOT LIGHT UP (LIQUID CRYSTAL DISPLAY IS NORMAL)
M-17 COOLANT TEMPERATURE GAUGE DOES NOT RISE
M-18 COOLANT TEMPERATURE GAUGE DOES NOT GIVE ANY DISPLAY (NONE OF GAUGE LAMPS LIGHT UP DURING OPERATION)
M-19 FUEL LEVEL GAUGE ALWAYS DISPLAYS FULL
M-20 FUEL LEVEL GAUGE DOES NOT GIVE DISPLAY
M-21 SWING LOCK SWITCH IS TURNED ON (LOCK) BUT (SWING LOCK MONITOR) DOES NOT LIGHT UP
M-22 SWING PROLIX SWITCH IS TURNED ON (PROLIX), BUT (SWING LOCK MONITOR) DOES NOT FLASH
M-23 SERVICE METER DOES NOT ADVANCE WHILE ENGINE IS RUNNING
M-24 WHEN STARTING SWITCH IS AT OFF AND TIME SWITCH IS PRESSED, TIME AND SERVICE METER ARE NOT DISPLAYED
M-25 DEFECTIVE FUEL LEVEL SENSOR SYSTEM
M-26 DEFECTIVE COOLANT TEMPERATURE SENSOR SYSTEM
M-27 DEFECTIVE ENGINE OIL LEVEL SENSOR SYSTEM
M-28 DEFECTIVE COOLANT LEVEL SENSOR SYSTEM
M-30 WIPER DOES NOT WORK OR SWITCH IS NOT BEING USED BUT WIPER IS ACTUATED

30 DISASSEMBLY AND ASSEMBLY
METHOD OF USING MANUAL
PRECAUTIONS WHEN CARRYING OUT OPERATION
SPECIAL TOOL LIST
GOVERNOR MOTOR ASSEMBLY
REMOVAL AND INSTALLATION
HYDRAULIC OIL COOLER ASSEMBLY
REMOVAL AND INSTALLATION
RADIATOR * HYDRAULIC OIL COOLER ASSEMBLY
REMOVAL
INSTALLATION
ENGINE * HYDRAULIC PUMP ASSEMBLY
REMOVAL
INSTALLATION
DAMPER ASSEMBLY
REMOVAL AND INSTALLATION
FUEL/HYDRAULIC TANK ASSEMBLY
REMOVAL
INSTALLATION
CENTER SWIVEL JOINT ASSEMBLY
DISASSEMBLY AND ASSEMBLY
TRAVEL MOTOR ASSEMBLY
REMOVAL AND INSTALLATION
FINAL DRIVE ASSEMBLY
REMOVAL AND INSTALLATION
SPROCKET
REMOVAL AND INSTALLATION
SWING MOTOR ASSEMBLY
REMOVAL AND INSTALLATION
SWING MACHINERY ASSEMBLY
REMOVAL AND INSTALLATION
SWING MOTOR
DISASSEMBLY AND ASSEMBLY
REVOLVIING FRAME ASSEMBLY
REMOVAL
INSTALLATION
SWING CIRCLE ASSEMBLY
REMOVAL
INSTALLATION
IDLER * RECOIL SPRING ASSEMBLY
REMOVAL AND INSTALLATION
RECOIL SPRING ASSEMBLY
DISASSEMBLY
ASSEMBLY
IDLER ASSEMBLY
DISASSEMBLY
ASSEMBLY
TRACK ROLLER
REMOVAL AND INSTALLATION
DISASSEMBLY
ASSEMBLY
CARRIER ROLLER ASSEMBLY
REMOVAL AND INSTALLATION
DISASSEMBLY
ASSEMBLY
TRACK SHOE ASSEMBLY
REMOVAL AND INSTALLATION
MAIN PUMP ASSEMBLY
REMOVAL
INSTALLATION
CONTROL VALVE ASSEMBLY
REMOVAL
INSTALLATION
DISASSEMBLY
ASSEMBLY
LS SELECT VALVE ASSEMBLY
DISASSEMBLY AND ASSEMBLY
LS SHUTTLE VALVE
DISASSEMBLY AND ASSEMBLY
PRESSURE COMPENSATION VALVE ASSEMBLY
DISASSEMBLY
ASSEMBLY
MAIN RELIEF VALVE ASSEMBLY
DISASSEMBLY
ASSEMBLY
LS CONTROL EPC VALVE ASSEMBLY
REMOVAL AND INSTALLATION
SOLENOID VALVE ASSEMBLY
REMOVAL AND INSTALLATION
PPC SHUTTLE VALVE ASSEMBLY
REMOVAL
INSTALLATION
DISASSEMBLY
ASSEMBLY
WORK EQUIPMENT SWING PPC VALVE ASSEMBLY
REMOVAL AND INSTALLATION
TRAVEL PPC VALVE ASSEMBLY
REMOVAL AND INSTALLATION
DISASSEMBLY AND ASSEMBLY
BOOM CYLINDER ASSEMBLY
REMOVAL
INSTALLATION
ARM CYLINDER ASSEMBLY
REMOVAL
INSTALLATION
BUCKET CYLINDER ASSEMBLY
REMOVAL
INSTALLATION
HYDRAULIC CYLINDER ASSEMBLY
DISASSEMBLY
ASSEMBLY
WORK EQUIPMENT ASSEMBLY
REMOVAL
INSTALLATION
BUCKET ASSEMBLY
REMOVAL AND INSTALLATION
ARM ASSEMBLY
REMOVAL AND INSTALLATION
ARM, BUCKET ASSEMBLY
REMOVAL AND INSTALLATION
BOOM ASSEMBLY
REMOVAL
INSTALLATION
OPERATOR’S CAB ASSEMBLY
REMOVAL
INSTALLATION
COUNTERWEIGHT ASSEMBLY
REMOVAL AND INSTALLATION
GOVERNOR, PUMP CONTROLLER ASSEMBLY
REMOVAL AND INSTALLATION
MONITOR PANEL ASSEMBLY
REMOVAL AND INSTALLATION
FINAL DRIVE ASSEMBLY
DISASSEMBLY
ASSEMBLY
(SPECIAL TOOLS)
SWING MACHINERY ASSEMBLY
DISASSEMBLY
ASSEMBLY
(SPECIAL TOOLS)

40 MAINTENANCE STANDARD
ENGINE MOUNT
SWING MACHINERY
SWING CIRCLE
FINAL DRIVE
TRACK FRAME, RECOIL SPRING
IDLER
CARRIER ROLLER
TRACK ROLLER
TRACK SHOE
CONTROL VALVE
SUCTION-SAFETY VALVE
SWING MOTOR
WORK EQUIPMENT, SWING PPC VALVE
TRAVEL PPC VALVE
SERVICE PPC VALVE
PPC SHUTTLE VALVE, TRAVEL JUNCTION VALVE
EPC SOLENOID VALVE
CENTER SWIVEL JOINT
ARM, BOOM SAFETY VALVE
HYDRAULIC CYLINDER
WORK EQUIPMENT

–