Komatsu PC130-7 Hydraulic Excavator Service Repair Shop Manual (70001 and up) - SEBM036303

This complete service repair workshop manual PDF download for the PC130-7 Komatsu Hydraulic Excavator (SN: 70001 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 :

Machine Model : Komatsu PC130-7
Serial Numbers : 70001 and up
Engine : SAA4D95LE-3


TABLE OF CONTENTS :

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


MANUAL SPECIFICATION :

File Format : PDF
Language : English
Printable : Yes
Searchable : Yes
Bookmarked : Yes
Product Code : SEBM036303
Total Pages : 661


• PC130-7 mounts the SAA4D95LE-3 engine.
For details of the engine, see the 95-3 Series Engine Shop Manual.

This service repair workshop manual PDF download contains specs, diagrams, actual real photo illustrations, and schemes. In addition to space savings, nice thing about having completly searcheble PDF files instead of a hard-printed manual is that you can use the Search feature in your PDF reader software (Adobe Acrobat) to find just what your looking for and just print out the exact pages you need or all manual easily. This is the same Repair Service manual your local dealer will use when doing a repair.

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01 GENERAL
GENERAL ASSEMBLY DRAWING
SPECIFICATIONS
WEIGHT TABLE
LIST OF LUBRICANTS AND WATER

10 STRUCTURE AND FUNCTION
PTO
COOLING SYSTEM
POWER TRAIN
SWING CIRCLE
SWING MACHINERY
TRACK FRAME
IDLER CUSHION
HYDRAULIC COMPONENT LAYOUT
VALVE CONTROL
HYDRAULIC TANK AND FILTER
HYDRAULIC PUMP (PISTON PUMP)
CONTROL VALVE
SUCTION SAFETY VALVE
CLASS
SELF PRESSURE REDUCING VALVE
CENTER SWIVEL JOINT
TRAVEL MOTOR (FINAL DRIVE)
SWING MOTOR
SOLENOID VALVE
PPC ACCUMULATOR
PPC VALVE
WORK EQUIPMENT
AIR CONDITIONER PIPING
ENGINE CONTROL
ELECTRIC CONTROL SYSTEM
MONITOR SYSTEM

20 TESTING AND ADJUSTING
STANDARD VALUE TABLE FOR ENGINE
STANDARD VALUE TABLE FOR CHASSIS
TESTING AND ADJUSTING
TOOLS FOR TESTING,ADJUSTING, AND TROUBLESHOOTING
TESTING AND ADJUSTING ENGINE SPEED
MEASURING EXHAUST GAS COLOR
ADJUSTING VALVE CLEARANCE
MEASURING COMPRESSION PRESSURE
MEASURING BLOW-BY PRESSURE
MEASURING ENGINE OIL PRESSURE
TESTING AND ADJUSTING FOR FUEL INJECTION TIMING
ADJUSTING ENGINE SPEED SENSOR
TESTING AND ADJUSTING FAN BELT TENSION
TESTING AND ADJUSTING AIR CONDITIONER COMPRESSOR BELT TENSION
MEASURING CLEARANCE OF SWING CIRCLE BEARING
TESTING AND ADJUSTING TRACK SHOE TENSION
TESTING AND ADJUSTING OIL PRESSURE IN WORK EQUIPMENT,SWING,AND TRAVEL CIRCUITS
MEASURING CONTROL CIRCUIT BASIC PRESSURE
TESTING AND ADJUSTING OIL PRESSURE IN PUMP PC CONTROL CIRCUIT
TESTING AND ADJUSTING OIL PRESSURE IN PUMP LS CONTROL CIRCUIT
MEASURING SOLENOID VALVE OUTPUT PRESSURE
MEASURING PPC VALVE OUTPUT PRESSURE
ADJUSTMENT PLAY OF WORK EQUIPMENT AND SWING PPC VALVES
TESTING PARTS WHICH CAUSE HYDRAULIC DRIFT OF WORK EQUIPMENT
MEASURING OIL LEAKAGE
RELEASING RESIDUAL PRESSURE IN HYDRAULIC CIRCUIT
BLEEDING AIR FROM EACH PART
TESTING PROCEDURES FOR DIODE
SPECIAL FUNCTIONS OF MONITOR PANEL
PREPARATION WORK FOR TROUBLESHOOTING FOR ELECTRIC SYSTEM
PM-CLINIC SERVICE
TROUBLESHOOTING
POINTS TO REMEMBER WHEN TROUBLESHOOTING
SEQUENCE OF EVENTS IN TROUBLESHOOTING
POINTS TO REMEMBER WHEN CARRYING OUT MAINTENANCE
INSPECTION BEFORE TROUBLESHOOTING
CLASSIFICATION OF AND PROCEDURES FOR TROUBLESHOOTING
CONNECTOR ARRANGEMENT DRAWING AND ELECTRIC CIRCUIT DIAGRAM OF EACH SYSTEM
CONNECTION TABLE FOR CONNECTOR PIN NUMBERS
T-BRANCH BOX AND T-BRANCH TABLE
TROUBLESHOOTING WHEN ERROR CODE IS DISPLAYED (DISPLAY OF ERROR CODE)
BEFORE CARRYING OUT TROUBLESHOOTING WHEN CODE IS DISPLAYED
INFORMATION IN TROUBLESHOOTING TABLE
ERROR CODE [104] (CLOGGING OF AIR CLEANER)
ERROR CODE [108] (OVERHEATING OF ENGINE COOLANT)
ERROR CODE [112] (SHORT CIRCUIT IN WIPER MOTOR DRIVE FORWARD SYSTEM)
ERROR CODE [113] (SHORT CIRCUIT IN WIPER MOTOR DRIVE REVERSE SYSTEM)
ERROR CODE [114] (SHORT CIRCUIT IN WIND SHIELD WASHER DRIVE SYSTEM)
ERROR CODE [115] (TROUBLE IN OPERATION OF WINDSHIELD WIPER)
ERROR CODE [116] (TROUBLE IN STORAGE OF WINDSHIELD WIPER)
ERROR CODE [203] (SHORT CIRCUIT IN SWING HOLDING BRAKE SOLENOID)
ERROR CODE [205] (SHORT CIRCUIT IN 2-STAGE RELIEF SOLENOID)
ERROR CODE [206] (SHORT CIRCUIT IN TRAVEL SPEED SHIFTING SOLENOID)
ERROR CODE [213] (DISCONNECTION IN SWING HOLDING BRAKE SOLENOID)
ERROR CODE [215] (DISCONNECTION IN 2-STAGE RELIEF SOLENOID)
ERROR CODE [216] (DISCONNECTION IN TRAVEL SPEED SHIFTING SOLENOID)
ERROR CODE [217] (ABNORMALITY IN INPUT MODEL CODE)
ERROR CODE [218] (DISCONNECTION IN S-NET SIGNAL LINE)
ERROR CODE [222] (SHORT CIRCUIT IN LS-EPC SOLENOID)
ERROR CODE [223] (DISCONNECTION IN LS-EPC SOLENOID)
ERROR CODE [224] (ABNORMALITY IN PUMP PRESSURE SENSOR)
ERROR CODE [226] (ABNORMALITY IN PRESSURE SENSOR POWER SUPPLY)
ERROR CODE [227] (ABNORMALITY IN ENGINE SPEED SENSOR)
ERROR CODE [232] (SHORT CIRCUIT IN PC-EPC SOLENOID)
ERROR CODE [233] (DISCONNECTION IN PC-EPC SOLENOID)
ERROR CODE [251] (ABNORMALITY IN OVERLOAD PRESSURE SENSOR)
ERROR CODE [301] (ENGINE LOW IDLING SPEED OUT OF STANDARD RANGE)
ERROR CODE [302] (ENGINE HIGH IDLING SPEED OUT OF STANDARD RANGE)
ERROR CODE [306] (ABNORMALITY IN GOVERNOR POTENTIOMETER)
ERROR CODE [308] (ABNORMALITY IN FUEL CONTROL DIAL)
ERROR CODE [315] (SHORT CIRCUIT IN BATTERY RELAY OUTPUT LINE)
ERROR CODE [316] (STEP-OUT OF GOVERNOR MOTOR)
ERROR CODE [317] (DISCONNECTION IN PHASES A AND B OF GOVERNOR MOTOR)
ERROR CODE [318] (SHORT CIRCUIT IN PHASES A AND B OF GOVERNOR MOTOR)
TROUBLESHOOTING FOR ELECTRICAL SYSTEM (E-MODE)
BEFORE CARRYING OUT TROUBLESHOOTING WHEN CODE IS DISPLAYED
INFORMATION IN TROUBLESHOOTING TABLE
E-1 ENGINE DOES NOT START
E-2 ENGINE STOPS DURING OPERATION
E-3 ENGINE SPEED IS UNSTABLE OR ENGINE HUNTS
E-4 ENGINE DOES NOT STOP
E-5 AUTO-DECELERATOR DOES NOT OPERATE
E-6 AUTOMATIC WARM-UP SYSTEM DOES NOT OPERATE
E-7 PREHEATER DOES NOT OPERATE
E-8 WORK EQUIPMENT, SWING AND TRAVEL SYSTEM DO NOT OPERATE
E-9 ONE-TOUCH POWER MAXIMIZING SYSTEM DOES NOT OPERATE
E-10 NO ITEMS OF MONITOR PANEL LIGHT UP
E-11 7-SEGMENT LED'S OF MONITOR PANEL DOES NOT LIGHT UP PARTIALLY
E-12 MONITOR LAMP OF MONITOR PANEL IS DIFFERENT FROM MOUNTED MODEL
E-13 WHEN STARTING SWITH IS TURNED ON,BASIC CHECK ITEMS LIGHT UP OR FLASH
E-14 WHILE ENGINE IS RUNNING,CAUTION ITEMS FLASH
E-15 WHILE ENGINE IS RUNNING,EMERGENCY STOP ITEMS FLASH
E-16 ENGINE COOLANT THERMOMETER IS ABNORMAL
E-17 FUEL LEVEL GAUGE IS ABNORMAL
E-18 SWING LOCK MONITOR IS ABNORMAL
E-19 WHEN MONITOR SWITCH IS OPERATED,DISPLAY BY LAMP DOES NOT CHANGE
E-20 WINDSHIELD WIPER AND WINDSHIELD WASHER DO NOT OPERATE
E-21 LOWER WINDSHIELD WIPER DOES NOT OPERATE
E-22 CAUTION BUZZER DOES NOT STOP
E-23 MONITORING FUNCTION DOES NOT DISPLAY "BOOM RAISE" NORMALLY
E-24 MONITORING FUNCTION DOES NOT DISPLAY "BOOM LOWER" NORMALLY
E-25 MONITORING FUNCTION DOES NOT DISPLAY "ARM IN" NORMALLY
E-26 MONITORING FUNCTION DOES NOT DISPLAY "ARM OUT" NORMALLY
E-27 MONITORING FUNCTION DOES NOT DISPLAY "BUCKET CURL" NORMALLY
E-28 MONITORING FUNCTION DOES NOT DISPLAY "BUCKET DUMP" NORMALLY
E-29 MONITORING FUNCTION DOES NOT DISPLAY "SWING" NORMALLY
E-30 MONITORING FUNCTION DOES NOT DISPLAY "TRAVEL" NORMALLY
E-31 MONITORING FUNCTION DOES NOT DISPLAY "SERVICE" NORMALLY
E-32 TROUBLESHOOTING OF AIR CONDITIONER
E-33 TRAVEL ALARM DOES NOT SOUND OR DOES NOT STOP SOUNDING
TROUBLESHOOTING OF HYDRAULIC AND MECHANICAL SYSTEM (H-MODE)
INFORMATION IN TROUBLESHOOTING TABLE
HYDRAULIC AND MECHANICAL SYSTEM DIAGRAM
H-1 SPEED OR POWER OF WHOLE WORK EQUIPMENT,SWING,AND TRAVEL IS LOW
H-2 ENGINE SPEED LOWERS EXTREMELY OR ENGINE STALLS
H-3 WORK EQUIPMENT,SWING,AND TRAVEL SYSTEMS DO NOT WORK
H-4 ABNORMAL SOUND COMES OUT FROM AROUND HYDRAULIC PUMP
H-5 AUTO-DECELERATOR DOES NOT OPERATE
H-6 FINE CONTROL PERFORMANCE OR RESPONSE IS LOW
H-7 SPEED OR POWER OF BOOM IS LOW
H-8 SPEED OR POWER OF ARM IS LOW
H-9 SPEED OR POWER OF BUCKET IS LOW
H-10 WORK EQUIPMENT DOES NOT MOVE SINGLY
H-11 HYDRAULIC DRIFT OF WORK EQUIPMENT IS LARGE
H-12 TIME LAG OF WORK EQUIPMENT IS LARGE
H-13 ONE-TOUCH POWER MAXIMIZING FUNCTION DOES NOT WORK
H-14 IN COMPOUND OPERATION OF WORK EQUIPMENT,SPEED OF PART LOADED MORE IS LOW
H-15 WHEN MACHINE SWINGS AND RAISES BOOM SIMULTANEOUSLY,BOOM RISING SPEED IS LOW
H-16 WHEN MACHINE OPERATES WORK EQUIPMENT OR SWINGS AND TRAVELS SIMULTANEOUSLY,TRAVEL SPEED LOWERS LARGELY
H-17 MACHINES DEVIATES DURING TRAVEL
H-18 TRAVEL SPEED IS LOW
H-19 MACHINE IS NOT STEERED WELL OR STEERING POWER IS LOW
H-20 TRAVEL SPEED DOES NOT CHANGE
H-21 TRAVEL MOTOR DOES NOT WORK (ONLY ONE SIDE)
H-22 UPPER STRUCTURE DOES NOT SWING
H-23 SWING ACCELERATION OR SWING SPEED IS LOW
H-24 UPPER STRUCTURE OVERTURNS REMARKABLY WHEN IT STOPS SWINGING
H-25 LARGE SHOCK IS MADE WHEN UPPER STRUCTURE STOPS SWINGING
H-26 LARGE SOUND IS MADE WHEN UPPER STRUCTURE STOPS SWINGING
H-27 HYDRAULIC DRIFT OF SWING IS LARGE
TROUBLESHOOTING OF ENGINE (S-MODE)
METHOD OF USING TROUBLESHOOTING CHARTS
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 SMOKE COMES OUT (FUEL IS NOT BEING INJECTED)
(3) EXHAUST SMOKE COMES OUT BUT ENGINE DOES NOT START (FUEL IS NOT 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 (OR LACKS 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

30 DISASSEMBLY AND ASSEMBLY
HOW TO READ THIS MANUAL
PRECAUTIONS WHEN PERFORMING OPERATION
SPECIAL TOOL LIST
SKETCH OF SPECIAL TOOL
REMOVAL AND INSTALLATION OF FUEL INJECTION PUMP ASSEMBLY
REMOVAL AND INSTALLATION OF CYLINDER HEAD ASSEMBLY
REMOVAL AND INSTALLATION OF RADIATOR ASSEMBLY
REMOVAL AND INSTALLATION OF AFTERCOOLER ASSEMBLY
REMOVAL AND INSTALLATION OF HYDRAULIC OIL COOLER ASSEMBLY
REMOVAL AND INSTALLATION OF ENGINE AND HYDRAULIC PUMP ASSEMBLY
EXPANSION AND INSTALLATION OF TRACK SHOE ASSEMBLY
REMOVAL AND INSTALLATION OF SPROCKET
REMOVAL AND INSTALLATION OF FINAL DRIVE ASSEMBLY
DISASSEMBLY AND ASSEMBLY OF IDLER ASSEMBLY
DISASSEMBLY AND ASSEMBLY OF RECOIL SPRING
DISASSEMBLY AND ASSEMBLY OF TRACK ROLLER ASSEMBLY
DISASSEMBLY AND ASSEMBLY OF CARRIER ROLLER ASSEMBLY
REMOVAL AND INSTALLATION OF SWING MOTOR AND SWING MACHINERY ASSEMBLY
DISASSEMBLY AND ASSEMBLY OF SWING MOTOR AND SWING MACHINERY ASSEMBLY
REMOVAL AND INSTALLATION OF CENTER SWIVEL JOINT
DISASSEMBLY AND ASSEMBLY OF CENTER SWIVEL JOINT ASSEMBLY
REMOVAL AND INSTALLATION OF WORK EQUIPMENT ASSEMBLY
REMOVAL AND INSTALLATION OF REVOLVING FRAME
REMOVAL AND INSTALLATION OF SWING CIRCLE ASSEMBLY
REMOVAL AND INSTALLATION OF HYDRAULIC TANK ASSEMBLY
REMOVAL AND INSTALLATION OF CONTROL VALUE ASSEMBLY
DISASSEMBLY AND ASSEMBLY OF CONTROL VALVE ASSEMBLY
REMOVAL AND INSTALLATION OF HYDRAULIC PUMP ASSEMBLY
REMOVAL AND INSTALLATION OF HYDRAULIC PUMP INPUT SHAFT OIL SEAL
DISASSEMBLY AND ASSEMBLY OF HYDRAULIC CYLINDER ASSEMBLY
REMOVAL AND INSTALLATION OF COUNTERWEIGHT ASSEMBLY
REMOVAL AND INSTALLATION OF AIR CONDITIONER UNIT ASSEMBLY
REMOVAL AND INSTALLATION OF OPERATOR'S CAB
REMOVAL AND INSTALLATION OF OPERATOR'S CAB GLASS (STUCK GLASS)
REMOVAL AND INSTALLATION OF FRONT WINDOW ASSEMBLY
REMOVAL AND INSTALLATION OF MONITOR PANEL ASSEMBLY
REMOVAL AND INSTALLATION OF CONTROLLER ASSEMBLY

40 MAINTENANCE STANDARD
SWING MACHINERY
SWING CIRCLE
TRACK FRAME,IDLER CUSHION
IDLER
CARRIER ROLLER
TRACK ROLLER
SPROCKET
TRACK SHOE
HYDRAULIC PUMP
CONTROL VALVE
SUCTION SAFETY VALVE
SELF PRESSURE REDUCTION VALVE
TRAVEL MOTOR
SWING MOTOR
SOLENOID VALVE
CENTER SWIVEL JOINT
PPC VALVE
HYDRAULIC CYLINDER
WORK EQUIPMENT
DIMENSION OF WORK EQUIPMENT

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

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