Komatsu PC200,200LC,210LC,220LC,230LC-6 Hydraulic Excavator Shop Manual (A82001 and up) - CEBM000102

This Complete Service Repair Workshop Manual PDF Download for the PC200-6, PC200LC-6, PC210LC-6, PC220LC-6, PC230LC-6 Komatsu Hydraulic Excavator (SN: A82001 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 PC200-6 - S/N : A82001 and up
Komatsu PC200LC-6 - S/N : A82001 and up
Komatsu PC210LC-6 - S/N : A82001 and up
Komatsu PC220LC-6 - S/N : A82001 and up
Komatsu PC250LC-6 - S/N : A82001 and up

with 102 Series Engine


TABLE OF CONTENTS :

01 GENERAL
IO STRUCTURE AND FUNCTION
20 TESTING AND ADJUSTMENT
30 DISASSEMBLY AND ASSEMBLY
40 MAINTENANCE STANDARD


MANUAL SPECIFICATION :

File Format : PDF
Language : English
Printable : Yes
Searchable : Yes
Bookmarked : Yes
Product Code : CEBM000102
Total Pages : 711


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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COVER
CONTENTS

01 GENERAL
GENERAL ASSEMBLY DRAWING (PC200-6, PC2OOLC-6, PC210LC-6)
GENERAL ASSEMBLY DRAWING (PC220LC-6, PC250LC-6)
SPECIFICATIONS (PC200-6, PC200LC-6)
SPECIFICATIONS (PC210LC-6)
SPECIFICATIONS (PC220LC-6)
SPECIFICATIONS (PC250LC-6)
WEIGHT TABLE (PC200-6, PC200LC-6)
WEIGHT TABLE (PC210LC-6)
WEIGHT TABLE (PC220LC-6, PC250LC-6)
FUEL, COOLANTS AND LUBRICANTS

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

20 TESTING AND ADJUSTING
TABLE OF JUDGEMENT STANDARD VALUE
STANDARD VALUE TABLE FOR ELECTRICAL PARTS
TOOLS FOR TESTING, ADJUSTING AND TROUBLESHOOTNG
MEASURING ENGINE SPEED
MEASURING INTAKE MANIFOLD PRESSURE
MEASURING INTAKE AIR RESTRICTION
MEASURING LUBRICATING OIL PRESSURE
MEASURING FUEL (FILTER) INLET RESTRICTION
MEASURING BLOWBY PRESSURE
MEASURING ENGINE BACK PRESSURE
MEASURING EXHAUST COLOR
MEASURING COOLANT TEMPERATURE
MEASURING VALVE CLEARANCE
CHECKING AND ADJUSTING BELT TENSION FOR AIR CONDITIONER COMPRESSOR
ADJUSTING ENGINE SPEED SENSOR
TESTING AND ADJUSTING GOVERNOR MOTOR LEVER 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 CONTROL PUMP 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
ADJUSTING TRAVEL LEVER
TESTING TRAVEL DEVIATION
TESTING LOCATIONS CAUSING HYDRAULIC DRIFT OF WORK EQUIPMENT
MEASURING OIL LEAKAGE
RELEASING REMAINING PRESSURE IN HYDRAULIC CIRCUIT
TROUBLESHOOTING
POINTS TO REMEMBER WHEN TROUBLESHOOTING
SEQUENCE OF EVENTS IN TROUBLESHOOTING
PRECAUTIONS 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
DETAILS OF TROUBLESHOOTING AND TROUBLESHOOTING PROCEDURE
TROUBLESHOOTING OF ENGINE THROTTLE CONTROLLER SYSTEM (E MODE)
POINTS TO REMEMBER WHEN CARRYING OUT TROUBLESHOOTING OF ENGINE THROTTLE CONTROLLER SYSTEM
ENGINE THROTTLE CONTROLLER SYSTEM CIRCUIT DIAGRAM
ACTION TAKEN BY CONTROLLER WHEN ABNORMALITY OCCURS AND PROBLEMS ON MACHINE
JUDGEMENT TABLE FOR ENGINE THROTTLE CONTROLLER AND ENGINE RELATED PARTS
E-1 Abnormality in engine throttle controller power source system (engine speed stays at low idling)
E-2 [E3:08] Abnormality in fuel control dial input value is displayed
E-3 [E3:17] Abnormality (disconnection) in governor motor drive system is displayed
E-4 [E3:18] Abnormality (short circuit) in governor motor drive system is displayed
E-5 [E3:01] Abnormality in network reception system is displayed
E-6 [E3:05] Abnormality in model code is displayed
E-7 [E3:06] Abnormality in governor potentiometer system is displayed
E-8 [E3:07] Abnormality in pump controller throttle system is displayed
E-9 [E3:15] Abnormality (short circuit) in battery relay output system is displayed
E-10 [E3:16] Abnormality (step-out) in governor motor system is displayed
E-11 Engine does not start
E-12 Engine speed is irregular
a) Idling speed is irregular
b) There is hunting
E-13 Lack of output (engine high idling speed is too low)
E-14 Engine does not stop
E-15 Defective operation of battery relay system (engine does not stop)
TROUBLESHOOTING OF ENGINE (S MODE)
METHOD OF USING TROUBLESHOOTING CHART
S-1 Starting performance is poor (Starting always takes time)
S-2 Engine does not start
1) Engine does not turn
2) Engine turns but no exhaust gas comes out (Fuel is not being injected)
3) Exhaust gas comes out but engine does not start (Fuel 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
S-6 Engine lacks output (no power)
S-7 Exhaust gas is black (incomplete combustion)
S-8 Oil consumption is excessive (or exhaust gas 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 lamp lights up (drop in oil pressure)
S-13 Oil level rises
S-14 Water temperature becomes too high (overheating)
S-15 Abnormal noise is made
S-16 Vibration is excessive
TROUBLESHOOTING OF PUMP CONTROLLER SYSTEM (C MODE)
POINTS TO REMEMNBER WHEN TROUBLESHOOTING PUMP CONTROLLER SYSTEM
ACTION TAKEN BY CONTROLLER WHEN ABNORMALITY OCCURS AND PROBLEMS ON MACHINE
JUDGEMENT TABLE FOR PUMP CONTROLLER AND HYDRAULIC RELATED PARTS
PUMP CONTROLLER SYSTEM CIRCUIT DIAGRAM
C-1 Abnormality in pump controller power source system (swing brake is not canceled, ect.)
C-2 [E2:32] Short circuit in front pump TVC solenoid system is displayed
[E2:36] Short circuit in rear pump TVC solenoid system is displayed
C-3 [E2:33] Disconnection in front pump TVC solenoid system is displayed
[E2:37] Disconnection in rear pump TVC solenoid system is displayed
C-4 [E2:03] Short circuit in swing brake solenoid system is displayed
C-5 [E2:13] Disconnection in swing brake solenoid system is displayed
C-6 [E2:02] Short circuit in LS select solenoid system is displayed
[E2:04] Short circuit in pump merge-divider solenoid system is displayed
[E2:05] Short circuit in 2-stage relief solenoid system is displayed
[E2:06] Short circuit in travel speed solenoid system is displayed
C-7 [E2:12] Disconnection in LS select solenoid system is displayed
[E2:14] Disconnection in pump merge-divider solenoid system is displayed
[E2:15] Disconnection in 2-stage relief solenoid system is displayed
[E2:16] Disconnection in travel speed solenoid system is displayed
C-8 [E2:17] Model selection input error is displayed
C-9 [E2:18] Network response overtime error is displayed
C-10 [E2:22] Short circuit in LS control EPC solenoid system is displayed
C-11 [E2:23] Disconnection in LS control EPC solenoid system is displayed
C-12 [E2:24] Abnormality in front pump pressure sensor system is displayed
[E2:25] Abnormality in rear pump pressure sensor system is displayed
C-13 [E2:26] Abnormality in pump pressure sensor power source system is displayed
C-14 [E2:27] Abnormality in engine speed sensor system is displayed
C-15 [E2:28] Abnormality in auto-deceleration output system is displayed
TROUBLESHOOTING OF PUMP CONTROLLER INPUT SIGNAL SYSTEM (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 Engine speed is not displayed in monitoring code 10 (abnormality in engine speed sensor system)
F-12 Bit pattern 22-(6) L.H. knob switch does not light up
TROUBLESHOOTING OF HYDRAULIC AND MECHANICAL SYSTEM (H MODE)
TABLE OF FAILURE MODES AND CAUSES FOR HYDRAULIC AND MECHANICAL SYSTEM
PUMP MERGE-DIVIDER LOGIC
All work equipment, travel, swing
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
H-5 Auto-deceleration does not work (when PPC shuttle valve is cause)
H-6 Fine control ability is poor or response is poor
Work Equipment
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 Lack of power when pressure rises
H-14 Other equipment moves when single circuit is relieved
H-15 In L/O, F/O modes, work equipment speed is faster than specified speed
Compound operations
H-16 In compound operations, work equipment with larger load is slow
H-17 In swing + boom RAISE, boom RAISE is slow
H-18 In swing + arm OUT, arm OUT is slow
H-19 In swing + travel, travel speed drops excessively
Travel system
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)
Swing system
H-25 Does not swing
H-26 Swing acceleration is poor or swing speed is slow (both left and right, one direction only)
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
MACHINE MONITOR SYSTEM CIRCUIT DIAGRAM
M-1 [E1:01] Abnormality in error data is displayed
M-2 [E1:02] Error in clock data is displayed
M-3 [E1:03] Short circuit in buzzer output or contact of 24V wiring harness with buzzer drive harness is displayed
M-4 When starting switch is turned ON, none of lamps on monitor panel light up for 3 seconds
a) None of the lamps on monitor panel light up
b) Some of lamps on monitor panel (gauge display, time display) do not light up
M-5 When starting switch is turned ON, monitor panel lamps all stay lighted up and do not go out
M-6 When starting switch is turned ON, items lighted up on monitor panel are different from machine model
M-7 When starting switch is turned ON (engine stopped), CHECK items flash (Fluid levels for CHECK items are at specified level)
a) (coolant level) flashes
b) (engine oil level) flashes
c) (hydraulic oil level) flashes
M-8 Preheating is not being used but preheating display lights up
M-9 When starting switch is turned ON and engine started, CHECK items flash
a) Alternator system
b) Engine oil pressure system
M-10 When starting switch is turned ON (engine stopped), CAUTION items flash
a) Alternator system
b) Engine oil pressure sensor system
M-11 When starting switch is turned ON and engine is started, CAUTION items flash
a) (engine oil pressure) flashes
b) (coolant level) flashes
c) (coolant temperature) flashes
d) (battery charge) flashes
M-12 (a) When starting switch is turned ON (engine stopped), buzzer does not sound for 1 second, CAUTION
M-12 (b) No abnormality is displayed on monitor but buzzer sounds
M-13 Liquid crystal night lighting on monitor panel does not light up (Liquid crystal display is normal)
M-14 Coolant temperature gauge does not rise
M-15 Coolant temperature gauge does not give any display (none of gauge lamps light up during operation)
M-16 Fuel level gauge always displays FULL
M-17 Fuel level gauge does not give display
M-18 Swing lock switch is turned ON (LOCK) but monitor panel parking display does not light up
M-19 Swing lock prolix switch is ON (prolix), but monitor panel parking display does not flash
M-20 Defective fuel level sensor system
M-21 Defective coolant tern perature sensor system
M-22 Defective engine oil level sensor system
M-23 Defective coolant level sensor system
M-24 Defective hydraulic oil level sensor system
M-25 Working light, panel lighting do not light up, or switch is not being used but lights light up
a) Working light does not light up
b) Panel lighting does not light up
c) Light switch is not being used but working light lights up
M-26 Wiper does not work or switch is not being used but wiper is actuated
a) Wiper does not work
b) Wiper 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
REMOVAL
AIR CONDITIONER COMPRESSOR
INSTALLATION OF AIR CONDITIONER COMPRESSOR ASSEMBLY
REMOVAL OF AIR CONDITIONER COMPRESSOR ASSEMBLY
CONDENSER ASSEMBLY
INSTALLATION OF CONDENSER ASSEMBLY
REMOVAL OF CONDENSER ASSEMBLY
GOVERNOR MOTOR
INSTALLATION OF GOVERNOR MOTOR ASSEMBLY
REMOVAL OF GOVERNOR MOTOR ASSEMBLY
HYDRAULIC OIL COOLER
INSTALLATION OF HYDRAULIC OIL COOLER ASSEMBLY
REMOVAL OF HYDRAULIC OIL COOLER ASSEMBLY
RADIATOR, HYDRAULIC OIL COOLER
INSTALLATION OF RADIATOR, HYDRAULIC OIL COOLER ASSEMBLY
REMOVAL OF ENGINE, HYDRAULIC PUMP ASSEMBLY
ENGINE, HYDRAULIC PUMP
INSTALLATION OF ENGINE, HYDRAULIC PUMP ASSEMBLY
DAMPER
INSTALLATION OF DAMPER ASSEMBLY
REMOVAL OF DAMPER ASSEMBLY
FUEL TANK
INSTALLATION OF FUEL TANK ASSEMBLY
REMOVAL OF FUEL TANK ASSEMBLY
CENTER SWIVEL JOINT
INSTALLATION OF CENTER SWIVEL JOINT ASSEMBLY
REMOVAL OF CENTER SWIVEL JOINT ASSEMBLY
ASSEMBLY OF CENTER SWIVEL JOINT ASSEMBLY
DISASSEMBLY OF CENTER SWIVEL JOINT ASSEMBLY
FINAL DRIVE
INSTALLATION OF FINAL DRIVE ASSEMBLY
DISASSEMBLY OF FINAL DRIVE ASSEMBLY
REMOVAL OF FINAL DRIVE ASSEMBLY
ASSEMBLY OF FINAL DRIVE ASSEMBLY
DISASSEMBLY OF FINAL DRIVE ASSEMBLY (PC250LC-6)
ASSEMBLY OF FINAL DRIVE ASSEMBLY (PC250LC-6)
DISASSEMBLY
TRAVEL MOTOR
ASSEMBLY OF TRAVEL MOTOR ASSEMBLY
DISASSEMBLY OF TRAVEL MOTOR ASSEMBLY
CHECKING CONTACT BETWEEN CYLINDER BLOCK AND VALVE PLATE
SPROCKET
INSTALLATION OF SPROCKET
REMOVAL OF SPROCKET
SWING MOTOR
INSTALLATION OF SWING MOTOR ASSEMBLY
REMOVAL OF SWING MOTOR ASSEMBLY
SWING MACHINERY
INSTALLATION OF SWINGMACHINERY ASSEMBLY
DISASSEMBLY OF SWING MACHINERY ASSEMBLY
ASSEMBLY OF SWING MACHINERY ASSEMBLY
REMOVAL OF SWING MACHINERY ASSEMBLY
REVOLVING FRAME
INSTALLATION OF REVOLVING FRAME ASSEMBLY
REMOVAL OF REVOLVING FRAME ASSEMBLY
SWING CIRCLE
INSTALLATION OF SWING CIRCLE ASSEMBLY
REMOVAL OF SWING CIRCLE ASSEMBLY
IDLER, RECOIL SPRING
INSTALLATION OF IDLER, RECOIL SPRING ASSEMBLY
REMOVAL OF IDLER, RECOIL SPRING ASSEMBLY
RECOIL SPRING
ASSEMBLY OF RECOIL SPRING ASSEMBLY
DISASSEMBLY OF RECOIL SPRING ASSEMBLY
IDLER
ASSEMBLY OF IDLER ASSEMBLY
DISASSEMBLY OF IDLER ASSEMBLY
TRACK ROLLER
INSTALLATION OF TRACK ROLLER ASSEMBLY
DISASSEMBLY OF TRACK ROLLER ASSEMBLY
ASSEMBLY OF TRACK ROLLER ASSEMBLY
REMOVAL OF TRACK ROLLER ASSEMBLY
CARRIER ROLLER
INSTALLATION OF CARRIER ROLLER ASSEMBLY
ASSEMBLY OF CARRIER ROLLER ASSEMBLY
DISASSEMBLY OF CARRIER ROLLER ASSEMBLY
REMOVAL OF CARRIER ROLLER ASSEMBLY
TRACK SHOE
INSTALLATION OF TRACK SHOE ASSEMBLY
REMOVAL OF TRACK SHOE ASSEMBLY
HYDRAULIC TANK
INSTALLATION OF HYDRAULIC TANK ASSEMBLY
REMOVAL OF HYDRAULIC TANK ASSEMBLY
CONTROL PUMP
REMOVAL OF CONTROL PUMP ASSEMBLY
INSTALLATION OF CONTROL PUMP ASSEMBLY
MAIN PUMP
INSTALLATION OF MAIN PUMP ASSEMBLY
DISASSEMBLY OF MAIN PUMP ASSEMBLY (HPV95 + 95)
ASSEMBLY OF MAIN PUMP ASSEMBLY (HPV95 + 95)
REMOVAL OF MAIN PUMP ASSEMBLY
MAIN PUMP INPUT SHAFT OIL SEAL
INSTALLATION OF MAIN PUMP INPUT SHAFT OIL SEAL
REMOVAL OF MAIN PUMP INPUT SHAFT OIL SEAL
CONTROL VALVE
INSTALLATION OF CONTROL VALVE ASSEMBLY
REMOVAL OF CONTROL VALVE ASSEMBLY
CONTROL VALVE ASSEMBLY * 7-spool control valve (1 service valve)
INSTALLATION OF CONTROL VALVE ASSEMBLY
DISASSEMBLY OF CONTROL VALVE ASSEMBLY
ASSEMBLY OF CONTROL VALVE ASSEMBLY
DISASSEMBLY
PUMP MERGE-DIVIDER VALVE
DISASSEMBLY OF PUMP MERGE-DIVIDER VALVE ASSEMBLY
ASSEMBLY OF PUMP MERGE-DIVIDER VALVE ASSEMBLY
PRESSURE COMPENSATION VALVE
DISASSEMBLY OF PRESSURE COMPENSATION VALVE ASSEMBLY
ASSEMBLY OF PRESSURE COMPENSATION VALVE ASSEMBLY
MAIN RELIEF VALVE
DISASSEMBLY OF MAIN RELIEF VALVE ASSEMBLY
ASSEMBLY OF MAIN RELIEF VALVE ASSEMBLY
TVC, LS VALVE ASSEMBLY FOR FRONT PUMP
REMOVAL OF TVC, LS VALVE ASSEMBLY FOR FRONT PUMP
INSTALLATION OF TVC, LS VALVE ASSEMBLY FOR FRONT PUMP
TVC, LS VALVE ASSEMBLY FOR REAR PUMP
REMOVAL OF TVC, LS VALVE ASSEMBLY FOR REAR PUMP
INSTALLATION OF TVC, LS VALVE ASSEMBLY FOR REAR PUMP
LS CONTROL EPC VALVE
INSTALLATION OF LS CONTROL EPC VALVE ASSEMBLY
REMOVAL OF LS CONTROL EPC VALVE ASSEMBLY
SOLENOID VALVE
INSTALLATION OF SOLENOID VALVE ASSEMBLY
REMOVAL OF SOLENOID VALVE ASSEMBLY
WORK EQUIPMENT, SWING PDC VALVE
ASSEMBLY OF WORK EQUIPMENT, SWING PPC VALVE ASSEMBLY
INSTALLATION OF WORK EQUIPMENT, SWING PPC VALVE ASSEMBLY
DISASSEMBLY OF WORK EQUIPMENT, SWING PPC VALVE ASSEMBLY
REMOVAL OF WORK EQUIPMENT, SWING PPC VALVE ASSEMBLY
TRAVEL PPC VALVE
ASSEMBLY OF TRAVEL VALVE ASSEMBLY
INSTALLATION OF TRAVEL PPC VALVE ASSEMBLY
DISASSEMBLY OF TRAVEL PPC VALVE ASSEMBLY
REMOVAL OF TRAVEL PPC VALVE ASSEMBLY
BOOM LOCK VALVE
INSTALLATION OF BOOM LOCK VALVE ASSEMBLY
REMOVAL OF BOOM LOCK VALVE ASSEMBLY
BOOM CYLINDER
INSTALLATION OF BOOM CYLINDER ASSEMBLY
REMOVAL OF BOOM CYLINDER ASSEMBLY
ARM CYLINDER
INSTALLATION OF ARM CYLINDER ASSEMBLY
REMOVAL OF ARM CYLINDER ASSEMBLY
BUCKET CYLINDER
INSTALLATION OF BUCKET CYLINDER ASSEMBLY
REMOVAL OF BUCKET CYLINDER ASSEMBLY
HYDRAULIC CYLINDER
ASSEMBLY OF HYDRAULIC CYLINDER ASSEMBLY
DISASSEMBLY OF HYDRAULIC CYLINDER ASSEMBLY
WORK EQUIPMENT
INSTALLATION OF WORK EQUIPMENT ASSEMBLY
REMOVAL OF WORK EQUIPMENT ASSEMBLY
BUCKET
INSTALLATION OF BUCKET ASSEMBLY
REMOVAL OF BUCKET ASSEMBLY
ARM
INSTALLATION OF ARM ASSEMBLY
REMOVAL OF ARM ASSEMBLY
BUCKET, ARM
INSTALLATION OF BUCKET, ARM ASSEMBLY
REMOVAL OF BUCKET, ARM ASSEMBLY
BOOM
INSTALLATION OF BOOM ASSEMBLY
REMOVAL OF BOOM ASSEMBLY
OPERATOR’ S CAB
INSTALLATION OF OPERATOR’ S CAB ASSEMBLY
REMOVAL OF OPERATOR’ S CAB ASSEMBLY
COUNTERWEIGHT
INSTALLATION OF COUNTERWEIGHT ASSEMBLY
REMOVAL OF COUNTERWEIGHT ASSEMBLY
ENGINE THROTTLE CONTROLLER
INSTALLATION OF ENGINE THROTTLE CONTROLLER ASSEMBLY
REMOVAL OF ENGINE THROTTLE CONTROLLER ASSEMBLY
PUMP CONTROLLER
INSTALLATION OF PUMP CONTROLLER ASSEMBLY
REMOVAL OF PUMP CONTROLLER ASSEMBLY
MONITOR
INSTALLATION OF MONITOR ASSEMBLY
REMOVAL OF MONITOR ASSEMBLY

40 MAINTENANCE STANDARD
FINAL DRIVE (PC200-6, PC200LG6, PC210LC-6, PC220LC-6)
FINAL DRIVE (PC250LC-6)
SWING MACHINERY
SWING CIRCLE
TRACK FRAME, RECOIL SPRING (PC200-6, PC200LC-6, PC210LC-6, PC220LC-6)
TRACK FRAME, RECOIL SPRING (PC25OLC-6)
IDLER (PC200-6, PC200LC-6 PC210LC-6, PC220LC-6)
IDLER (PC250LC-6)
CARRIER ROLLER (PC200-6, PC200LC-6 PC210LC-6, PC220LC-6)
CARRIER ROLLER (PC250LC-6)
TRACK ROLLER (PC200-6, PC200LC-6 PC210LC-6, PC220LC-6)
TRACK ROLLER (PC250LC-6)
TRACK SHOE (PC200-6, PC200LC-6 PC210LC-6, PC220LC-6)
TRACK SHOE (PC250LC-6)
HYDRAULIC PUMP
CONTROL VALVE
SAFETY-SUCTION VALVE FOR SERVICE VALVE
SWING MOTOR
TRAVEL MOTOR (PC200-6, PC200LC-6 PC210LC-6, PC220LC-6)
TRAVEL MOTOR (PC250LC-6)
WORK EQUIPMENT, SWING PPC VALVE
TRAVEL PPC VALVE
SERVICE PPC VALVE
PPC SHUTTLE, TRAVEL JUNCTION VALVE
EPC, SOLENOID VALVE
CENTER SWIVEL JOINT
BOOM HOLDING VALVE
HYDRAULIC CYLINDER (PC200-6, PC200LC-6, PC210LC-6)
HYDRAULIC CYLINDER (PC220LC-6, PC250LG6)
WORK EQUIPMENT

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