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Komatsu PC30MR-5, PC35MR-5 Mini Excavator Service Manual

1,265 pages · Publication SEN06591-05

$129.79
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Models
PC30MR-5, PC35MR-5
Serial coverage
PC30MR 50001 and up, PC35MR 30001 and up
Manual type
Service Manual
Pages
1,265
Publication
SEN06591-05
Condition
Brand new
Komatsu PC30MR-5, PC35MR-5 Mini Excavator Service Manual, publication SEN06591-05

What's inside

From the manual's own table of contents: 40 sections, 433 entries. See sample pages (PDF, 934 KB)

INDEX AND FOREWORD
ABBREVIATION LIST
FOREWORD, SAFETY, BASIC INFORMATION21 topics
  • HOW TO READ THE SHOP MANUAL
  • SAFETY NOTICE FOR OPERATION
  • PRECAUTIONS TO PREVENT FIRE
  • ACTIONS IF FIRE OCCURS
  • PRECAUTIONS FOR DISPOSING OF WASTE MATERIALS
  • PRECAUTIONS FOR HANDLING HYDRAULIC EQUIPMENT
  • PRECAUTIONS FOR DISCONNECTION AND CONNECTION OF PIPINGS
  • PRECAUTIONS FOR HANDLING ELECTRICAL EQUIPMENT
  • PRECAUTIONS FOR HANDLING FUEL SYSTEM EQUIPMENT
  • PRECAUTIONS FOR HANDLING INTAKE SYSTEM EQUIPMENT
  • PRACTICAL USE OF KOMTRAX
  • DISCONNECT AND CONNECT PUSH-PULL TYPE COUPLER
  • PRECAUTIONS FOR DISCONNECTION AND CONNECTION OF CONNECTORS
  • METHOD FOR DISCONNECTING AND CONNECTING DEUTSCH CONNECTOR
  • METHOD FOR DISCONNECTING AND CONNECTING SLIDE LOCK TYPE CONNECTOR
  • METHOD FOR DISCONNECTING AND CONNECTING CONNECTOR WITH LOCK TO PULL
  • METHOD FOR DISCONNECTING AND CONNECTING CONNECTOR WITH LOCK TO PUSH
  • HOW TO READ ELECTRICAL WIRE CODE
  • EXPLANATION OF TERMS FOR MAINTENANCE STANDARD
  • STANDARD TIGHTENING TORQUE TABLE
  • CONVERSION TABLE
SPECIFICATIONS5 topics
  • SPECIFICATION DRAWING
  • WORKING RANGE DRAWINGS
  • SPECIFICATIONS
  • WEIGHT TABLE
  • TABLE OF FUEL, COOLANT, AND LUBRICANTS
STRUCTURE AND FUNCTION
SYSTEM3 topics
  • LAYOUT DRAWING OF BOOT-UP SYSTEM
  • SYSTEM OPERATING LAMP SYSTEM
  • QUICK RELEASE BATTERY TERMINAL (-)
ENGINE SYSTEM6 topics
  • LAYOUT DRAWING OF ENGINE SYSTEM
  • ENGINE CONTROL SYSTEM
  • SYSTEM
  • OVERHEAT PREVENTION SYSTEM
  • AUTOMATIC IDLE STOP SYSTEM
  • COMPONENT PARTS OF ENGINE SYSTEM
COOLING SYSTEM1 topic
  • LAYOUT DRAWING OF COOLING SYSTEM
CONTROL SYSTEM33 topics
  • LAYOUT DRAWING OF CONTROL SYSTEM
  • MACHINE MONITOR SYSTEM
  • KOMTRAX SYSTEM
  • COMPONENT PARTS OF CONTROL SYSTEM
  • HYDRAULIC SYSTEM
  • LAYOUT DRAWING OF HYDRAULIC SYSTEM
  • CLSS
  • ENGINE AND PUMP COMBINED CONTROL SYSTEM
  • COMPONENT PARTS OF HYDRAULIC SYSTEM
  • WORK EQUIPMENT SYSTEM
  • LAYOUT DRAWING OF WORK EQUIPMENT SYSTEM
  • STRUCTURE OF VALVE CONTROL
  • PPC LOCK SYSTEM
  • WORK EQUIPMENT AND TRAVEL AUTOMATIC LOCK SYSTEM
  • OIL FLOW ADJUSTER SYSTEM FOR ATTACHMENT
  • COMPONENT PARTS OF WORK EQUIPMENT SYSTEM
  • SWING SYSTEM
  • LAYOUT DRAWING OF SWING SYSTEM
  • COMPONENT PARTS OF SWING SYSTEM
  • TRAVEL SYSTEM
  • LAYOUT DRAWING OF TRAVEL SYSTEM
  • TRAVEL CONTROL SYSTEM DIAGRAM
  • COMPONENT PARTS OF TRAVEL SYSTEM
  • UNDERCARRIAGE AND FRAME
  • LAYOUT DRAWING OF UNDERCARRIAGE
  • IDLER CUSHION
  • WORK EQUIPMENT
  • STRUCTURE OF WORK EQUIPMENT
  • FUNCTION OF WORK EQUIPMENT
  • WORK EQUIPMENT CLEARANCE ADJUSTMENT SHIM
  • CAB AND ITS ATTACHMENTS
  • ROPS CAB
  • TILT TYPE FLOOR
STANDARD VALUE TABLE8 topics
  • ABBREVIATION LIST
  • STANDARD VALUE TABLE FOR ENGINE
  • STANDARD VALUE TABLE FOR ENGINE: PC30MR-5
  • STANDARD VALUE TABLE FOR ENGINE: PC35MR-5
  • STANDARD VALUE TABLE FOR MACHINE
  • STANDARD VALUE TABLE FOR MACHINE: PC30MR-5
  • STANDARD VALUE TABLE FOR MACHINE: PC35MR-5
  • MACHINE POSTURE AND PROCEDURE FOR MEASURING PERFORMANCE
TESTING AND ADJUSTING16 topics
  • RELATED INFORMATION ON TESTING AND ADJUSTING
  • TOOLS FOR TESTING AND ADJUSTING
  • SKETCH OF TOOLS FOR TESTING AND ADJUSTING
  • ENGINE AND COOLING SYSTEM
  • TEST ENGINE SPEED
  • TEST EXHAUST GAS COLOR
  • TEST AND ADJUST VALVE CLEARANCE
  • TEST COMPRESSION PRESSURE
  • TEST ENGINE OIL PRESSURE
  • TEST AND ADJUST FUEL INJECTION TIMING
  • BLEED AIR FROM FUEL SYSTEM
  • TEST FUEL CIRCUIT FOR LEAKAGE
  • TEST AND ADJUST ALTERNATOR BELT TENSION
  • TEST AND ADJUST AIR CONDITIONER COMPRESSOR BELT TENSION
  • POWER TRAIN
  • TEST SWING CIRCLE BEARING CLEARANCE
UNDERCARRIAGE AND FRAME1 topic
  • TEST AND ADJUST TRACK TENSION
HYDRAULIC SYSTEM15 topics
  • RELEASE REMAINING PRESSURE FROM HYDRAULIC SYSTEM
  • CUITS
  • TEST AND ADJUST SWING AND BLADE CIRCUIT OIL PRESSURE
  • TEST AND ADJUST OIL PRESSURE OF CONTROL CIRCUIT
  • ADJUST OIL PRESSURE IN PUMP PC CONTROL CIRCUIT
  • TEST AND ADJUST OIL PRESSURE IN PUMP LS CONTROL CIRCUIT
  • TEST OUTLET PRESSURE OF SOLENOID VALVE
  • TEST PPC VALVE OUTLET PRESSURE
  • ADJUST WORK EQUIPMENT AND SWING PPC VALVES
  • TEST SWING PARKING BRAKE RELEASE PRESSURE
  • TEST AND ADJUST TRAVEL DEVIATION
  • TEST THE PARTS CAUSING HYDRAULIC DRIFT IN WORK EQUIPMENT
  • TEST OIL LEAKAGE
  • BLEED AIR FROM HYDRAULIC CIRCUIT
  • PRESSURIZE HYDRAULIC TANK
CAB AND ITS ATTACHMENTS1 topic
  • OPENING AND CLOSING FLOOR UNIT
ELECTRICAL SYSTEM5 topics
  • SET AND OPERATE MACHINE MONITOR
  • METHOD FOR STARTING UP KOMTRAX TERMINAL
  • HANDLE VOLTAGE CIRCUIT OF ENGINE CONTROLLER
  • HANDLE QUICK RELEASE BATTERY TERMINAL (-)
  • TEST DIODES
Pm CLINIC1 topic
  • Pm CLINIC SERVICE
TROUBLESHOOTING
RELATED INFORMATION ON TROUBLESHOOTING15 topics
  • GENERAL TROUBLESHOOTING POINTS
  • SEQUENCE OF EVENTS IN TROUBLESHOOTING
  • CHECKS BEFORE TROUBLESHOOTING
  • INSPECTION PROCEDURE BEFORE TROUBLESHOOTING
  • TESTING IN ACCORDANCE WITH TESTING PROCEDURE
  • ELECTRICAL SYSTEM TROUBLESHOOTING - PREPARATION
  • PROCEDURE FOR TESTING AND TROUBLESHOOTING
  • SYMPTOMS OF FAILURE AND TROUBLESHOOTING NUMBERS
  • INFORMATION DESCRIBED IN TROUBLESHOOTING TABLE
  • CONNECTORS LIST AND LAYOUT
  • CONNECTOR CONTACT IDENTIFICATION
  • CONNECTOR CONTACT IDENTIFICATION (FOR 4D88E-7 ENGINE)
  • BOX AND T-BRANCH ADAPTER TABLE
  • FUSE LOCATION TABLE
  • FAILURE CODES TABLE
TROUBLESHOOTING BY FAILURE CODE (DISPLAY OF CODE)90 topics
  • FAILURE CODE [989L00]
  • FAILURE CODE [989M00]
  • FAILURE CODE [989N00]
  • FAILURE CODE [B@BCNS]
  • FAILURE CODE [D19JKZ]
  • FAILURE CODE [D811MC]
  • FAILURE CODE [D862KA]
  • FAILURE CODE [D8ALKA]
  • FAILURE CODE [D8ALKB]
  • FAILURE CODE [D8AQKR]
  • FAILURE CODE [DAF0KT]
  • FAILURE CODE [DAF0MB]
  • FAILURE CODE [DAF0MC]
  • FAILURE CODE [DAF3KK]
  • FAILURE CODE [DAF9KQ]
  • FAILURE CODE [DAFGMC]
  • FAILURE CODE [DAFLKA]
  • FAILURE CODE [DAFLKB]
  • FAILURE CODE [DAFQKR]
  • FAILURE CODE [DB2QKR]
  • FAILURE CODE [DBH0MC]
  • FAILURE CODE [DBH2KK]
  • FAILURE CODE [DBH5KP]
  • FAILURE CODE [DBH9KQ]
  • FAILURE CODE [DBHLKA]
  • FAILURE CODE [DBHLKB]
  • FAILURE CODE [DBHQKR]
  • FAILURE CODE [DDNRKA]
  • FAILURE CODE [DDNRKY]
  • FAILURE CODE [DDNS00]
  • FAILURE CODE [DDWLKA]
  • FAILURE CODE [DDWLKB]
  • FAILURE CODE [DFB1KZ]
  • FAILURE CODE [DFB3L8]
  • FAILURE CODE [DFB5KZ]
  • FAILURE CODE [DHS1MA]
  • FAILURE CODE [DHS5MA]
  • FAILURE CODE [DKULKA]
  • FAILURE CODE [DKULKB]
  • FAILURE CODE [DKULKY]
  • FAILURE CODE [DV00KB]
  • FAILURE CODE [DV20KB]
  • FAILURE CODE [DW43KA]
  • FAILURE CODE [DW43KB]
  • FAILURE CODE [DW43KY]
  • FAILURE CODE [DW4CKY]
  • FAILURE CODE [DXA8KA]
  • FAILURE CODE [DXA8KB]
  • FAILURE CODE [DXE7KA]
  • FAILURE CODE [DXE7KB]
  • FAILURE CODE [DXE7KY]
  • FAILURE CODE [DXEAKA]
  • FAILURE CODE [DXEAKB]
  • FAILURE CODE [DXEAKY]
  • TROUBLESHOOTING OF ELECTRICAL SYSTEM (E-MODE)
  • ENGINE DOES NOT START (ENGINE DOES NOT CRANK)
  • ENGINE DOES NOT START (FUEL FEED PUMP SYSTEM)
  • AUTOMATIC PREHEATING SYSTEM DOES NOT WORK
    • NOTHING
    • NING
  • CHARGE LEVEL MONITOR LIGHTS UP IN RED WHILE ENGINE IS RUNNING
  • FUEL LEVEL MONITOR LIGHTS UP IN RED WHILE ENGINE IS RUNNING
    • NING
  • ENGINE OIL PRESSURE MONITOR LIGHTS UP IN RED WHILE ENGINE IS RUNNING
  • FUEL GAUGE DISPLAY DOES NOT MOVE FROM MINIMUM OR MAXIMUM
  • DISPLAY OF FUEL GAUGE DIFFERS FROM ACTUAL FUEL LEVEL
  • OR MAXIMUM
  • ANT TEMPERATURE
  • SOME AREAS OF MACHINE MONITOR SCREEN ARE NOT DISPLAYED
  • FUNCTION SWITCH DOES NOT OPERATE
  • AUTO-DECELERATOR IS NOT OPERATED OR CANCELED WITH LEVER
  • NOT CHANGED
  • CHANGE
  • ALARM BUZZER DOES NOT SOUND
  • ALARM BUZZER CANNOT BE CANCELED
  • SERVICE MODE CANNOT BE SELECTED
  • ALL OF WORK EQUIPMENTS, SWING, AND TRAVEL MECHANISM DO NOT MOVE
  • ALL OF WORK EQUIPMENT, SWING, AND TRAVEL MECHANISM DO NOT LOCK
  • ALARM DOES NOT SOUND DURING TRAVEL
  • ALARM DOES NOT STOP SOUNDING WHILE MACHINE IS STOPPED
  • HORN DOES NOT SOUND
  • HORN DOES NOT SOUND (FOR PROPORTIONAL LEVER SPEC)
  • HORN DOES NOT STOP SOUNDING
  • HORN DOES NOT STOP SOUNDING (FOR PROPORTIONAL LEVER SPEC)
  • WORKING LAMP AND HEADLAMP DO NOT LIGHT UP (CANOPY SPEC)
  • SPEC)
  • WHEN WIPER SWITCH IS OPERATED, WINDSHIELD WIPER DOES NOT OPERATE
  • Swing or Arm IN IS NOT DISPLAYED NORMALLY IN MONITORING FUNCTION
  • Work Equipment IS NOT DISPLAYED NORMALLY IN MONITORING FUNCTION
  • KOMTRAX SYSTEM DOES NOT OPERATE NORMALLY
TROUBLESHOOTING FOR HYDRAULIC AND MECHANICAL SYSTEMS (H MODE)70 topics
  • INFORMATION MENTIONED IN TROUBLESHOOTING TABLE (H MODE)
  • ALL WORK EQUIPMENT, TRAVEL, SWING OR BLADE DO NOT OPERATE
  • ALL WORK EQUIPMENTS OR TRAVEL DOES NOT OPERATE
  • TRAVEL OR BLADE DOES NOT OPERATE
  • SWING OR BLADE DOES NOT OPERATE
  • ALL WORK EQUIPMENT, TRAVEL, SWING AND BLADE SPEED OR POWER IS LOW
  • ALL WORK EQUIPMENT AND TRAVEL SPEED OR POWER IS LOW
  • TRAVEL AND BLADE SPEED OR POWER IS LOW
  • SWING AND BLADE SPEED OR POWER IS LOW
  • FINE CONTROL PERFORMANCE OR RESPONSE IS POOR
  • UNUSUAL NOISE IS HEARD FROM AROUND MAIN PUMP
  • ENGINE SPEED DROPS LARGELY OR ENGINE STOPS
  • ALL WORK EQUIPMENTS SPEED OR POWER IS LOW
  • ALL WORK EQUIPMENTS AND BLADE SPEED OR POWER IS LOW
  • BLADE DOES NOT OPERATE
  • ALL WORK EQUIPMENTS DO NOT OPERATE
  • ALL WORK EQUIPMENTS OR BLADE DO NOT OPERATE
  • SPEED OR POWER OF BOOM IS LOW
  • SPEED OR POWER OF BOOM IS LOW (PIPING SPECIFICATION)
  • ARM SPEED OR POWER IS LOW
  • BUCKET SPEED OR POWER IS LOW
  • BLADE SPEED OR POWER IS LOW
  • BOOM SWING SPEED OR POWER IS LOW
  • WORK EQUIPMENT DOES NOT MOVE IN SINGLE OPERATION
  • HYDRAULIC DRIFT OF BOOM IS LARGE
  • HYDRAULIC DRIFT OF ARM IS LARGE
  • HYDRAULIC DRIFT OF BUCKET IS LARGE
  • HYDRAULIC DRIFT OF BLADE IS LARGE
  • TIME LAG OF WORK EQUIPMENT IS LARGE
    • MOVES SLOWER
  • MACHINE DOES NOT TRAVEL STRAIGHT
  • MACHINE DOES NOT MOVE OFF STRAIGHT
  • MACHINE IS NOT STEERED WELL OR STEERING POWER IS LOW
  • TRAVEL SPEED IS LOW
  • BOTH SIDES OF CRAWLERS DO NOT MOVE
  • ONE OF TRACKS DOES NOT RUN
  • TRAVEL SPEED DOES NOT CHANGE, OR TRAVEL SPEED IS TOO SLOW OR FAST
  • UPPER STRUCTURE DOES NOT SWING BOTH TO THE RIGHT AND LEFT
    • ER EQUIPPED MODEL)
  • SWINGS ONLY IN ONE DIRECTION
  • SWINGS ONLY IN ONE DIRECTION (AIR CONDITIONER EQUIPPED MODEL)
    • LEFT)
    • LEFT) (AIR CONDITIONER EQUIPPED MODEL)
    • ONE DIRECTION
    • DIRECTION EITHER RIGHT OR LEFT) (AIR CONDITIONER EQUIPPED MODEL)
    • RIGHT AND LEFT)
    • RIGHT AND LEFT) (AIR CONDITIONER EQUIPPED MODEL)
    • DIRECTION EITHER RIGHT OR LEFT)
  • SHOCK IS LARGE WHEN UPPER STRUCTURE STOPS SWINGING
  • LARGE UNUSUAL NOISE IS HEARD WHEN UPPER STRUCTURE STOPS SWINGING
    • CONDITIONER EQUIPPED MODEL)
  • TROUBLESHOOTING OF ENGINE (S-MODE)
  • INFORMATION MENTIONED IN TROUBLESHOOTING TABLE (S MODE)
  • ENGINE CRANKS BUT NO EXHAUST GAS COMES OUT
    • BUT DOES NOT START)
  • ENGINE STARTABILITY IS POOR
  • ENGINE DOES NOT PICK UP SMOOTHLY
  • ENGINE STOPS DURING OPERATION
  • ENGINE RUNS ROUGH OR IS UNSTABLE
  • ENGINE LACKS POWER
  • ENGINE OIL CONSUMPTION IS EXCESSIVE
  • OIL BECOMES CONTAMINATED QUICKLY
  • FUEL CONSUMPTION IS EXCESSIVE
  • OIL PRESSURE DROPS
  • FUEL MIXES INTO ENGINE OIL
  • WATER MIXES INTO ENGINE OIL (MILKY)
  • COOLANT TEMPERATURE RISES TOO HIGH (OVERHEATING)
  • UNUSUAL NOISE IS HEARD
  • VIBRATION IS EXCESSIVE
  • AIR CANNOT BE BLED FROM FUEL CIRCUIT
DISASSEMBLY AND ASSEMBLY
RELATED INFORMATION ON DISASSEMBLY AND ASSEMBLY4 topics
  • HOW TO READ THIS MANUAL
  • COATING MATERIALS LIST
  • SPECIAL TOOLS LIST
  • SKETCHES OF SPECIAL TOOLS
ENGINE AND COOLING SYSTEM5 topics
  • REMOVE AND INSTALL RADIATOR AND HYDRAULIC OIL COOLER ASSEMBLY
  • REMOVE AND INSTALL ENGINE AND MAIN PUMP ASSEMBLY
  • REMOVE AND INSTALL FUEL COOLER ASSEMBLY
  • REMOVE AND INSTALL FUEL TANK ASSEMBLY
  • REMOVE AND INSTALL AIR CONDITIONER CONDENSER ASSEMBLY
POWER TRAIN18 topics
  • REMOVE AND INSTALL TRAVEL MOTOR AND FINAL DRIVE ASSEMBLY
  • REMOVE AND INSTALL SWING MOTOR AND SWING MACHINERY ASSEMBLY
  • DISASSEMBLE AND ASSEMBLE SWING MACHINERY ASSEMBLY
  • REMOVE AND INSTALL SWING CIRCLE ASSEMBLY
  • DISASSEMBLE AND ASSEMBLE RECOIL SPRING
  • SEPARATION AND CONNECTION OF TRACK ASSEMBLY
  • DISASSEMBLE AND ASSEMBLE IDLER ASSEMBLY
  • DISASSEMBLE AND ASSEMBLE TRACK ROLLER ASSEMBLY
  • DISASSEMBLEAND ASSEMBLE CARRIER ROLLER ASSEMBLY
  • REMOVE AND INSTALL REVOLVING FRAME ASSEMBLY
  • REMOVE AND INSTALL COUNTERWEIGHT ASSEMBLY
  • REMOVE AND INSTALL CENTER SWIVEL JOINT ASSEMBLY
  • DISASSEMBLE AND ASSEMBLE CENTER SWIVEL JOINT ASSEMBLY
  • REMOVE AND INSTALL HYDRAULIC TANK ASSEMBLY
  • REMOVE AND INSTALL MAIN PUMP ASSEMBLY
  • REMOVE AND INSTALL ACCUMULATOR ASSEMBLY
  • DISASSEMBLE AND ASSEMBLE WORK EQUIPMENT PPC VALVE ASSEMBLY
  • DISASSEMBLE AND ASSEMBLE TRAVEL PPC VALVE ASSEMBLY
Show all 40 sections
WORK EQUIPMENT14 topics
  • REMOVE AND INSTALL WORK EQUIPMENT ASSEMBLY
  • DISASSEMBLE AND ASSEMBLE WORK EQUIPMENT CYLINDER ASSEMBLY
  • REMOVE AND INSTALL OPERATOR'S CAB ASSEMBLY (CAB SPEC)
  • METHOD FOR INSTALLING FLOOR FRAME ASSEMBLY (CANOPY SPEC)
  • REMOVE AND INSTALL OPERATOR CAB GLASS (ADHERED GLASS)
  • REMOVE AND INSTALL FRONT WINDOW ASSEMBLY
  • REMOVE AND INSTALL AIR CONDITIONER UNIT ASSEMBLY
  • REMOVE AND INSTALL OPERATOR'S SEAT
  • REMOVE AND INSTALL SEAT BELT
  • REMOVE AND INSTALL ENGINE CONTROLLER ASSEMBLY
  • REMOVE AND INSTALL MACHINE CONTROLLER ASSEMBLY
  • REMOVE AND INSTALL MACHINE MONITOR ASSEMBLY
  • REMOVE AND INSTALL KOMTRAX TERMINAL ASSEMBLY
  • REMOVE AND INSTALL QUICK RELEASE BATTERY TERMINAL (-)
MAINTENANCE STANDARD31 topics
  • MAINTENANCE STANDARD FOR PTO
  • MAINTENANCE STANDARD OF COOLING SYSTEM
  • MAINTENANCE STANDARD OF SWING CIRCLE
  • MAINTENANCE STANDARD OF SWING MACHINERY
  • MAINTENANCE STANDARD OF SPROCKET
  • MAINTENANCE STANDARD OF TRACK FRAME AND IDLER CUSHION
  • MAINTENANCE STANDARD OF IDLER
  • MAINTENANCE STANDARD OF TRACK ROLLER
  • MAINTENANCE STANDARD OF CARRIER ROLLER
  • MAINTENANCE STANDARD OF TRACK SHOE
  • MAINTENANCE STANDARD OF DOUBLE SHOE
  • MAINTENANCE STANDARD OF ROAD LINER
  • MAINTENANCE STANDARD FOR RUBBER SHOE
  • MAINTENANCE STANDARD OF HYDRAULIC TANK
  • MAINTENANCE STANDARD OF MAIN PUMP
  • MAINTENANCE STANDARD OF PC-EPC VALVE
  • MAINTENANCE STANDARD OF SWING MOTOR
  • MAINTENANCE STANDARD OF TRAVEL MOTOR
  • MAINTENANCE STANDARD OF CONTROL VALVE
  • MAINTENANCE STANDARD OF WORK EQUIPMENT AND SWING PPC VALVE
  • MAINTENANCE STANDARD OF BLADE PPC VALVE
  • MAINTENANCE STANDARD OF BOOM SWING PPC VALVE
  • MAINTENANCE STANDARD OF TRAVEL PPC VALVE
  • MAINTENANCE STANDARD OF ATTACHMENT PPC VALVE
  • MAINTENANCE STANDARD OF CENTER SWIVEL JOINT
  • MAINTENANCE STANDARD OF WORK EQUIPMENT LINKAGE
  • MAINTENANCE STANDARD OF BOOM CYLINDER
  • MAINTENANCE STANDARD OF ARM CYLINDER
  • MAINTENANCE STANDARD OF BUCKET CYLINDER
  • MAINTENANCE STANDARD OF BLADE CYLINDER
  • MAINTENANCE STANDARD OF BOOM SWING CYLINDER
APPENDIX11 topics
  • AIR CONDITIONER SYSTEM
  • PRECAUTIONS FOR REFRIGERANT
  • AIR CONDITIONER COMPONENT
  • SPECIFICATIONS OF AIR CONDITIONER
  • CONFIGURATION AND FUNCTION OF REFRIGERATION CYCLE
  • OUTLINE OF REFRIGERATION CYCLE
  • COMPONENT PARTS OF AIR CONDITIONER SYSTEM
  • AIR CONDITIONER UNIT
  • COMPRESSOR
  • CONDENSER
  • RECEIVER DRIER
ABNORMAL)
TROUBLESHOOTING FOR TEMPERATURE CONTROL FUNCTION
TRICAL SYSTEM)
CHANICAL SYSTEMS)
TROUBLESHOOTING FOR HOT WATER CIRCUIT SYSTEM
UNUSUAL NOISE IS HEARD FROM AIR CONDITINOER RELATED PARTS
WATER LEAKS FROM AIR CONDITINOER RELATED PARTS
TROUBLESHOOTING FOR FRESH/RECIRC AIR CHANGEOVER
ER PIPINGS
HANDLE COMPRESSOR OIL
CIRCUIT DIAGRAMS
HYDRAULIC CIRCUIT DIAGRAM7 topics
  • SYMBOLS USED IN HYDRAULIC CIRCUIT DIAGRAM
  • HYDRAULIC CIRCUIT DIAGRAM: PC30MR-5
  • HYDRAULIC CIRCUIT DIAGRAM (QUICK COUPLER SPECIFICATIONS): PC30MR-5 (1/2)
  • HYDRAULIC CIRCUIT DIAGRAM (QUICK COUPLER SPECIFICATIONS): PC30MR-5 (2/2)
  • HYDRAULIC CIRCUIT DIAGRAM: PC35MR-5
  • HYDRAULIC CIRCUIT DIAGRAM (QUICK COUPLER SPECIFICATIONS): PC35MR-5 (1/2)
  • HYDRAULIC CIRCUIT DIAGRAM (QUICK COUPLER SPECIFICATIONS): PC35MR-5 (2/2)
ELECTRICAL CIRCUIT DIAGRAM12 topics
  • SYMBOLS USED IN ELECTRICAL CIRCUIT DIAGRAM
  • ELECTRICAL CIRCUIT DIAGRAM (CANOPY SPEC) (1/5)
  • ELECTRICAL CIRCUIT DIAGRAM (CANOPY SPEC) (2/5)
  • ELECTRICAL CIRCUIT DIAGRAM (CANOPY SPEC) (3/5)
  • ELECTRICAL CIRCUIT DIAGRAM (CANOPY SPEC) (4/5)
  • ELECTRICAL CIRCUIT DIAGRAM (CANOPY SPEC) (5/5)
  • ELECTRICAL CIRCUIT DIAGRAM (CAB SPEC) (1/6)
  • ELECTRICAL CIRCUIT DIAGRAM (CAB SPEC) (2/6)
  • ELECTRICAL CIRCUIT DIAGRAM (CAB SPEC) (3/6)
  • ELECTRICAL CIRCUIT DIAGRAM (CAB SPEC) (4/6)
  • ELECTRICAL CIRCUIT DIAGRAM (CAB SPEC) (5/6)
  • ELECTRICAL CIRCUIT DIAGRAM (CAB SPEC) (6/6)

Inside this manual

Real pages from this service manual (1,265 pages). Open the sample pages (PDF, 933 KB)

Sample pages from the Komatsu PC30MR-5, PC35MR-5 Mini Excavator Service Manual: Specifications, Troubleshooting, Diagram, Color page, Color page, Foldout diagram
  • Specifications, page 167: Sectional view
  • Troubleshooting, page 547: SYMPTOMS OF FAILURE AND TROUBLESHOOTING NUMBERS
  • Diagram, page 1,193: Circuit diagram related to blower motor system
  • Color page: SWING SYSTEM
  • Color page: CAB AND ITS ATTACHMENTS
  • Foldout diagram: PC30MR-5, PC35MR-5

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Details

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This manual

Service manual

Factory repair procedures and technical information such as specifications, troubleshooting, and wiring and hydraulic diagrams, for the models and systems the manual covers. See What's inside for its topics.

Operator's manual

Safe operation, controls, maintenance schedules, lubrication points, inspections, and basic checks. Repair procedures are in the service manual.

Parts manual

Illustrated diagrams with factory part numbers for identifying components and ordering parts. Repair procedures are in the service manual.

Engine service manuals are sometimes sold separately, since certain machine models were offered with more than one engine option.

What it's used for

Factory manual for in-house farm and construction shop use. Straightforward, complete, and easy to follow. It contains the OEM information dealership service departments and parts counters use to diagnose problems, identify components, and perform maintenance or repairs correctly.

Service shops and owner/operators who repair their own equipment

Identifying correct parts and seeing how assemblies come apart and go back together

Keeping equipment running with less downtime

Factory manual, 1,265 pages

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