This complete service repair workshop manual PDF download for the Komatsu 730E Dump Truck 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 :
Serial Numbers :
– A30310 and up
– A30312 and up
TABLE OF CONTENTS :
– GENERAL INFORMATION
– STRUCTURES
– ENGINE, FUEL, COOLING AND AIR CLEANER
– ELECTRIC SYSTEM (24 VDC. NON-PROPULSION)
– ELECTRIC PROPULSION AND CONTROL
– DRIVE AXLE, SPINDLES AND WHEELS
– HYDRAIR® II SUSPENSIONS
– BRAKE CIRCUIT
– HYDRAULIC SYSTEM
– OPTIONS AND SPECIAL TOOLS
– OPERATOR’S CAB
– LUBRICATION AND SERVICE
– ALPHABETICAL INDEX
– SYSTEM SCHEMATICS
MANUAL SPECIFICATION :
File Format : PDF
Language : English
Printable : Yes
Searchable : Yes
Bookmarked : Yes
Product Code : CEBM014800
Total Pages : 868
This service repair workshop manual PDF download 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 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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A. GENERAL INFORMATION
TRUCK COMPONENT DESCRIPTION & SPECIFICATIONS
GENERAL SAFETY AND TRUCK OPERATION
WARNINGS AND CAUTIONS
CHARTS AND TABLES
STORAGE PROCEDURES
B. STRUCTURES
STRUCTURAL COMPONENTS
GRILLE AND HOOD
LADDERS
DECKS
RIGHT DECK AND COMPONENTS
LEFT DECK
DUMP BODY
INSTALLATION
REMOVAL
BODY PADS
BODY GUIDE
BODY SLING
BODY POSITION INDICATOR
ROCK EJECTORS
HOIST LIMIT SWITCHES
FUEL TANK
REMOVAL
INSTALLATION
CLEANING
VENT
FUEL GAUGE SENDER
C. ENGINE, FUEL, COOLING, AND AIR CLEANER
POWER MODULE
REMOVAL
INSTALLATION
COOLING SYSTEM
RADIATOR
REMOVAL
SERVICE
INSTALLATION
RADIATOR FILL PROCEDURE
COOLING SYSTEM TROUBLESHOOTING
POWER TRAIN
ALTERNATOR REMOVAL AND INSTALLATION PROCEDURE
REMOVAL
ENGINE / ALTERNATOR MATING
ALTERNATOR MEASUREMENT
ENGINE END PLAY MEASUREMENT
DETERMINING SHIM REQUIREMENTS
INSTALLATION
ENGINE
REMOVAL
INSTALLATION
AIR CLEANERS
FILTER ELEMENT REPLACEMENT
MAIN FILTER ELEMENT CLEANING
PRECLEANER SECTION
D. ELECTRIC SYSTEM (24 VDC, NON-PROPULSION)
24 VDC ELECTRIC SUPPLY SYSTEM
ELECTRICAL SYSTEM DESCRIPTION
BATTERY – MAINTENANCE AND SERVICE
ELECTRIC START SYSTEM
OPERATION
REMOVAL
INSTALLATION
CRANKING MOTOR TROUBLESHOOTING
DISASSEMBLY
SOLENOID CHECKS
ASSEMBLY
ENGINE PRELUB STARTER SYSTEM
OPERATION
TROUBLESHOOTING
24 VDC ELECTRICAL SYSTEM COMPONENTS
PASSENGER SEAT BASE COMPARTMENT
TAIL LIGHT RESISTOR DIODE ASSEMBLIES
5 MINUTE IDLE TIMER COMPONENTS
ALARM INDICATING DEVICE (A.I.D. SYSTEM)
BODY UP SWITCH
HOIST LIMIT SWITCH
24 VDC RELAY AND DIODE BOARDS
DESCRIPTION
RELAY BOARD 1 (TURN SIGNAL)
RELAY BOARD 2 (PAYLOAD METER)
RELAY BOARD 3 (STOP LIGHTS)
RELAY BOARD 4 (PARKING BRAKE)
RELAY BOARD 5 (HEADLIGHTS)
RELAY BOARD 6 (AUXILIARY PANEL)
DIODE BOARD 1
CIRCUIT BREAKER CHART
E. ELECTRIC PROPULSION AND CONTROL
ELECTRICAL PROPULSION COMPONENTS
GENERAL SYSTEM DESCRIPTION
CONTROL SYSTEM
FL275 PANEL
COMPUTER DESCRIPTION
SOFTWARE
2-DIGIT DISPLAY PANEL
EVENTS
FRAMES
WINDOWS
EVENT CODE DESCRIPTIONS (TABLE I)
SUBCODE DESCRIPTIONS (TABLE II)
PORTABLE TEST UNIT (PTU)
DESCRIPTION
SOFTWARE INSTALLATION PREPARATION
THE MAIN MENU
PTU SOFTWARE MENU TREE
CONFIGURATION (CFG) FILE CONVERSION
STATEX CONFIGURATION FILES
PROGRAMMING THE TRUCK
PTU HOOKUP
DOWNLOAD CONFIGURATION FILES
EVENT DATA
STATISTICAL DATA
STATISTICAL DATA CODES – COUNTERS (TABLE III)
STATISTICAL DATA CODES – PROFILES (TABLE IV)
TRUCK SPECIFIC INFORMATION
TEMPORARY TRUCK SETTINGS
MISCELLANEOUS SOFTWARE FEATURES
SAVING DATA
PTU ABBREVIATIONS
MISCELLANEOUS ELECTRICAL PROPULSION COMPONENTS
ALTERNATOR
ELECTRIC WHEEL MOTORS
RETARDING GRIDS
ELECTRONIC ACCELERATOR AND RETARD CONTROL
COOLING BLOWER WARNING SYSTEM
ELECTRICAL CONTROL CABINET
STATEX III ELECTRIC DRIVE COMPONENTS ABBREVIATIONS
ELECTRICAL CHECKOUT PROCEDURE
G. DRIVE AXLE, SPINDLES AND WHEELS
TIRES AND RIMS
FRONT TIRES AND RIMS
REMOVAL
INSTALLATION
REAR TIRES AND RIMS
REMOVAL
INSTALLATION
RIM
TIRE REMOVAL
TIRE INSTALLATION
FRONT WHEEL HUB AND SPINDLE ASSEMBLY (G03012)
WHEEL HUB AND SPINDLE ASSEMBLY
REMOVAL
INSTALLATION
DISASSEMBLY
CLEANING AND INSPECTION
ASSEMBLY
WHEEL BEARING ADJUSTMENT (TIRE REMOVED)
WHEEL BEARING ADJUSTMENT (TIRE MOUNTED)
STEERING CYLINDERS AND TIE ROD
REMOVAL
INSTALLATION
BEARING REPLACEMENT
TOE-IN ADJUSTMENT
REAR AXLE HOUSING ATTACHMENT (G04010)
PIVOT PIN
REMOVAL
INSTALLATION
DISASSEMBLY
ASSEMBLY
ANTI-SWAY BAR
REMOVAL
INSTALLATION
DISASSEMBLY
CLEANING AND INSPECTION
ASSEMBLY
REAR AXLE HOUSING (G05004)
REAR AXLE HOUSING
REMOVAL
INSTALLATION
WHEEL MOTOR
REMOVAL
CLEANING AND INSPECTION
INSTALLATION
H. HYDRAIR II SUSPENSIONS
FRONT SUSPENSION
REMOVAL
INSTALLATION
DISASSEMBLY
ASSEMBLY (BEARING RETAINER ONLY)
ASSEMBLY (COMPLETE)
SUSPENSION PRESSURE TEST
REAR SUSPENSION
REMOVAL
INSTALLATION
DISASSEMBLY
ASSEMBLY
SUSPENSION PRESSURE TEST
OILING AND CHARGING PROCEDURES
GENERAL
EQUIPMENT LIST
FRONT SUSPENSION
FRONT SUSPENSION OILING
FRONT SUSPENSION NITROGEN CHARGING
REAR SUSPENSION
REAR SUSPENSION OILING
REAR SUSPENSION NITROGEN CHARGING
OIL AND NITROGEN SPECIFICATIONS
J. BRAKE CIRCUIT
BRAKE CIRCUIT
SERVICE BRAKE CIRCUIT OPERATION
SECONDARY BRAKING AND AUTOMATIC APPLY
PARKING BRAKE CIRCUIT
BRAKE LOCK CIRCUIT
WARNING CIRCUIT
BRAKE VALVE CUT-AWAY
BRAKE CIRCUIT COMPONENT SERVICE
BRAKE VALVE
REMOVAL
INSTALLATION
DISASSEMBLY
CLEANING AND INSPECTION
ASSEMBLY
BENCH TEST AND ADJUSTMENT
INSTALLATION OF BRAKE PEDAL ACTUATOR ASSEMBLY TO BRAKE VALVE
INSTALLATION OF RETARD PEDAL (IF EQUIPPED) TO BRAKE VALVE
HYDRAULIC BRAKE ACCUMULATORS
REMOVAL
INSTALLATION
DISASSEMBLY
CLEANING AND INSPECTION
ASSEMBLY
CHARGING PROCEDURE
BRAKE CIRCUIT CHECKOUT PROCEDURE
BRAKE CIRCUIT AND BRAKE VALVE TROUBLESHOOTING
HYDRAULIC BRAKE SYSTEM CHECK-OUT PROCEDURE DATA SHEET
FRONT BRAKES (ROCKWELL)
BRAKE CALIPER
BRAKE LINING
BRAKE PAD CONDITIONING (BURNISHING) PROCEDURE
BRAKE BLEEDING PROCEDURE
REAR BRAKES (ROCKWELL)
BRAKE CALIPER, DISC AND PARKING BRAKE
CALIPER PISTON ASSEMBLY
BENCH TEST
BRAKE LINING
BRAKE PAD CONDITIONING (BURNISHNG) PROCEDURE
BRAKE BLEEDING PROCEDURE
PARKING BRAKE (ROCKWELL)
CALIPER
REMOVAL
INSTALLATION
PARKING BRAKE ADJUSTMENT (SCL 70)
PARKING BRAKE ADJUSTMENT
PARK BRAKE CALIPER DISASSEMBLY
CLEANING AN INSPECTION
PARK BRAKE CALIPER ASSEMBLY
PARK BRAKE LINING
REPLACEMENT
CONDITIONING (BURNISHING PROCEDURE)
BRAKE BLEEDING PROCEDURE
L. HYDRAULIC SYSTEM
HYDRAULIC SYSTEM
HOIST CIRCUIT OPERATION
STEERING CIRCUIT OPERATION
HYDRAULIC COMPONENT REPAIR
HOIST PUMP
REMOVAL
INSTALLATION
DISASSEMBLY
INSPECTION
ASSEMBLY
TROUBLESHOOTING GUIDE
HYDRAULIC TANK
FILLING INSTRUCTIONS
REMOVAL
INSTALLATION
STRAINER AND DIFFUSER
STEERING CIRCUIT
STEERING CIRCUIT OPERATION
COMPONENT DESCRIPTION
STEERING CONTROL VALVE
UNLOADER VALVE
BLEED DOWN MANIFOLD VALVE
FLOW AMPLIFIER
STEERING PUMP
ACCUMULATORS
STEERING CONTROL VALVE
REMOVAL
INSTALLATION
REBUILD PROCEDURE
DISASSEMBLY
CLEANING AND INSPECTION
ASSEMBLY
STEERING PUMP
REMOVAL
INSTALLATION
DISASSEMBLY
INSPECTION
ASSEMBLY
STEERING CIRCUIT COMPONENT REPAIR
BLEEDDOWN MANIFOLD VALVE
STEERING ACCUMULATORS
STEERING ACCUMULATORS CHARGING PROCEDURE
FLOW AMPLIFIER
STEERING CYLINDERS
HOIST CIRCUIT
HOIST CIRCUIT OPERATION
COMPONENT DESCRIPTION
HOIST CIRCUIT COMPONENT REPAIR
HOIST VALVE
HOIST PILOT VALVE
HOIST-UP LIMIT SOLENOID VALVE
HOIST CYLINDERS
HYDRAULIC SYSTEM FILTERS
HOIST CIRCUIT FILTER
STEERING CIRCUIT FILTER
HYDRAULIC CHECKOUT PROCEDURES
INITIAL START UP AND FLUSHING
ADJUSTMENT PROCEDURE FOR HOIST COUNTERBALANCE CARTRIDGE VALVE
COMPONENT CHECKOUT AND ADJUSTMENT
MANIFOLD REASSEMBLY
OIL CLEANLINESS CHECK
COUNTERBALANCE VALVE ADJUSTMENT
DISABLED TRUCK DUMPING PROCEDURE
TROUBLESHOOTING CHARTS
M. OPTIONS AND SPECIAL TOOLS
FIRE CONTROL SYSTEMS
ANSUL FIRE CONTROL PNEUMATIC SYSTEM
ANSUL FIRE CONTROL ELECTRIC SYSTEM
ANSUL FIRE CONTROL SYSTEM MANUAL
OPERATION
INSPECTION AND MAINTENANCE
RECHARGING PROCEDURES
WIGGINS QUICK FILL FUEL SYSTEM
TANK BREATHER VALVE
FUEL RECEIVER
FAN DRIVE CLUTCH – HYDRAULIC ACTUATED
GENERAL DESCRIPTION
MAINTENANCE
TROUBLESHOOTING
FIELD CHECK DIAGNOSIS
THERMAL SENSOR AND SOLENOID VALVE
TROUBLESHOOTING CHART
DISASSEMBLY
REASSEMBLY
INSPECTION OF PARTS
REBUILD TOOLS
ENGINE COOLANT HEATER SYSTEM – HOT START – 220 VOLT
HEATING ELEMENT
THERMOSTAT
ENGINE OIL HEATERS – HOT START – 220 VOLT
TROUBLESHOOTING
HEATING ELEMENT
ENGINE AND COOLANT HEATERS – 440 VOLT
TROUBLESHOOTING
COOLANT HEATING ELEMENT
OIL HEATING ELEMENT
SPECIAL TOOL GROUP
HEATER / AIR CONDITIONING SYSTEM
ENVIRONMENTAL IMPACT
OPERATOR CAB CONDITIONING
PRINCIPLES OF REFRIGERATION
MAJOR SYSTEM COMPONENTS
SYSTEM SERVICING
EVACUATING THE SYSTEM
SYSTEM TROUBLESHOOTING
24 VDC ELECTRIC SUPPLY SYSTEM
ELECTRICAL SYSTEM DESCRIPTION
BATTERY – MAINTENANCE AND SERVICE
BATTERY CHARGING SYSTEM
GENERAL DESCRIPTION
TROUBLESHOOTING PROCEDURES
NIEHOFF 250 AMP ALTERNATOR OVERHAUL MANUAL
DIMENSIONS
SPECIFICATIONS
SERVICE PARTS LIST
EXPLODED VIEW
ON VEHICLE TEST
BENCH TEST
STATIC TESTS
ALTERNATOR DISASSEMBLY
ALTERNATOR ASSEMBLY
SERVICE TOOL INSTRUCTIONS
FUEL – WATER SEPARATOR
INSTALLATION
OPERATION
FILTER SERVICE
PAYLOAD METER III
OPERATION SECTION
INTRODUCTION
DATA SUMMARY
DATA GATHERING
COMPONENT DESCRIPTION
SYSTEM DIAGRAM
SUSPENSION PRESSURE SENSORS
INCLINOMETER
OPERATOR DISPLAY
OPERATOR SWITCH
SPEED INPUT
BODY-UP SWITCH
BRAKE LOCK SWITCH
PAYLOAD METER
COMMUNICATIONS PORT
KEYSWITCH INPUT
PAYLOAD METER POWER
LOAD LIGHTS
WIRING AND TERMINATION
TCI OUTPUTS
OPERATOR’S DISPLAY AND SWITCH
READING THE SPEEDOMETER
READING THE LOAD DISPLAY
USING THE OPERATOR ID
USING THE LOAD AND TON COUNTER
TOTAL TON COUNTER
TOTAL LOAD COUNTER
CLEARING THE COUNTERS
VIEWING LIVE SENSOR DATA
OTHER DISPLAY MESSAGES
PAYLOAD OPERATION AND CALCULATION
DESCRIPTION OF HAUL CYCLE STATES
STAGES OF A TYPICAL HAUL CYCLE
HAUL CYCLE DESCRIPTION
LOAD CALCULATION
CARRY BACK
MEASUREMENT ACCURACY
SOURCES FOR PAYLOAD ERROR
PAYLOAD ERROR
LOADING CONDITIONS
PRESSURE SENSORS
SWINGLOADS
SPEED AND DISTANCE
HAUL CYCLE DATA
HAUL CYCLE DATA
HAUL CYCLE WARNING FLAGS
ALARM RECORDS
FRAME TORQUE DATA
SPRUNG WEIGHT DATA
MAXIMUM SPEED DATA
PC SOFTWARE OVERVIEW
PC OVERVIEW
SYSTEM CONFIGURATION
INSTALLING THE PAYLOAD METER III SOFTWARE
DOWNLOADING DATA
PLM III SYSTEM CONFIGURATION
STARTING COMMUNICATIONS
DISPLAYED PAYLOAD UNITS
TIME UNITS
CONNECTION MENU
CONNECTING TO THE PAYLOAD METER
CONFIGURE THE PAYLOAD METER
SETTING THE DATE AND TIME
SETTING THE TRUCK TYPE
SETTING THE GAUGE DISPLAY UNITS
SETTING THE FRAME SERIAL NUMBER
SETTING THE TRUCK NUMBER
SETTING THE KOMATSU DISTRIBUTOR
SETTING THE KOMATSU CUSTOMER
CLEAN TRUCK TARE
INCLINOMETER CALIBRATION
DATA ANALYSIS
CREATING A QUERY
SORTING ON TRUCK UNIT NUMBER
SORTING ON TRUCK TYPE
SORTING ON DATE RANGE
SORTING ON TIME RANGE
PAYLOAD DETAIL SCREEN
CREATING REPORTS
SUMMARY – ONE PAGE REPORT
DETAILED – MULTI PAGE REPORT
CREATING GRAPHS
EXPORTING DATA
CSV EXPORT
COMPRESSED
IMPORTING DATA
DELETING HAUL CYCLE RECORDS
VIEWING ALARMS
DELETING HAUL CYCLE RECORDS
VIEWING ALARMS
DELETING ALARM RECORDS
TROUBLESHOOTING SECTION
TROUBLESHOOTING
VIEWING ACTIVE ALARMS
REAL-TIME DATA DISPLAY
TESTING THE PAYLOAD LIGHTS
CREATING LOG FILES OF INPUTS
DAILY INSPECTIONS
PERIODIC MAINTENANCE
ABNORMAL DISPLAYS AT POWER-UP
NO PAYLOAD DISPLAY WHEN KEYSWITCH IS TURNED ON
NO DISPLAY ON SPEEDOMETER
NO DISPLAY ON OPERATOR DISPLAY
NO COMMUNICATIONS WITH PC
LOAD LIGHTS DON’T LIGHT DURING LOADING
LOAD LIGHTS REMAIN ON
LOAD LIGHTS REMAIN ON DURING DUMPING
DISPLAY DOESN’T CLEAR WHEN THE LOAD IS DUMPED
CALIBRATION PROBLEMS
ALARM 1 – LEFT FRONT PRESSURE HIGH
ALARM 2 – LEFT FRONT PRESSURE LOW
TROUBLESHOOT WIRING TO LEFT FRONT SUSPENSION
ALARM 3 – RIGHT FRONT PRESSURE HIGH
ALARM 4 – RIGHT FRONT PRESSURE LOW
TROUBLESHOOT WIRING TO RIGHT FRONT SUSPENSION
ALARM 5 – LEFT REAR PRESSURE HIGH
ALARM 6 – LEFT REAR PRESSURE LOW
TROUBLESHOOT WIRING TO LEFT REAR SUSPENSION
ALARM 7 – RIGHT REAR PRESSURE HIGH
ALARM 8 – RIGHT REAR PRESSURE LOW
TROUBLESHOOT WIRING TO RIGHT REAR SUSPENSION
ALARM 9 – INCLINOMETER HIGH
ALARM 10 – INCLINOMETER LOW
TROUBLESHOOTING INCLINOMETER WIRING
ALARM 13 – BODY UP INPUT FAILURE
ALARM 15 – MEMORY WRITE FAILURE
ALARM 16 – MEMORY READ FAILURE
ALARM 24 – SYSTEM KEY-ON STATUS
OPERATOR SWITCH DOESN’T WORK
ALARM 26 – USER SWITCH FAULT – SELECT
ALARM 27 – USER SWITCH FAULT – SET
CONNECTOR MAP
CONNECTORS
CHECKOUT PROCEDURE SECTION
PLM III CHECKOUT PROCEDURE
GENERAL DESCRIPTION
TOOLS REQUIRED
CHECKOUT PROCEDURE
PLM III CHECKOUT PROCEDURE CONFIRMATION
1.1 FLASHBURN PROGRAMMING – GENERAL INSTRUCTIONS
CONFIRMATION CHECKLIST
COMPONENTS AND SCHEMATICS SECTION
PAYLOAD METER III COMPONENTS
PRESSURE SENSOR
CONTROLLER
SPEEDOMETER
N. OPERATOR’S CAB
TRUCK CAB
DESCRIPTION
REMOVAL
INSTALLATION
CAB DOOR
REMOVAL
INSTALLATION
DOOR ADJUSTMENT
DOOR GLASS REPLACEMENT
DOOR HANDLE OR LATCH REPLACEMENT
DOOR AND DOOR HINGE SEAL REPLACEMENT
GLASS REPLACEMENT
ADHESIVE BONDED WINDOWS
WINDSHIELD AND REAR GLASS REPLACEMENT
CAB COMPONENTS
WINDSHIELD WIPER
WINDSHIELD WASHER
OPERATOR COMFORT
OPERATOR SEAT
ADJUSTMENT
REMOVAL
INSTALLATION
HEATER / AIR CONDITIONER
OPERATION
HEATER COMPONENTS
CIRCUIT BREAKERS
HEATER CONTROL COMPONENTS
HEATER CORE
FAN MOTOR AND SPEED CONTROL
ACTUATORS
FILTER
OPERATOR CONTROLS
STEERING COLUMN
REMOVAL
INSTALLATION
PEDAL CONTROLS
THROTTLE PEDAL
SERVICE BRAKE PEDAL
DUAL FUNCTION / SINGLE BRAKE PEDAL
DYNAMIC RETARDING PEDAL
CONSOLE CONTROLS
INSTRUMENT PANEL
INDICATOR LIGHTS
CENTRY FUEL SYSTEM
DIAGNOSTICS
DETERMINING FAULT CODES
P. LUBRICATION AND SERVICE
LUBRICATION AND SERVICE
SERVICE CAPACITIES
HYDRAULIC TANK SERVICE
HYDRAULIC TANK SERVICE (FILLING INSTRUCTIONS)
COOLANT LEVEL CHECK
RADIATOR FILLING PROCEDURE
COOLING SYSTEM RECOMMENDATIONS
LUBRICATION CHART
10 HOURS
50 HOURS
100 HOURS
250 HOURS
500 HOURS
1000 HOURS
5000 HOURS
LINCOLN AUTOMATIC LUBRICATION SYSTEM
GENERAL DESCRIPTION
SYSTEM COMPONENTS
SYSTEM OPERATION
GENERAL INSTRUCTIONS
SYSTEM PRIMING
LUBRICANT PUMP
FILTER AND RESERVOIR
INJECTORS
SYSTEM CHECK-OUT
24 VDC SOLID STATE TIMER CHECK-OUT AND ADJUSTMENT
PUMP REBUILD
DISASSEMBLY
CLEANING AND INSPECTION
ASSEMBLY
PREVENTATIVE MAINTENANCE PROCEDURE
MOTORIZED WHEEL MAINTENANCE SCHEDULE
Q. ALPHABETICAL INDEX
R. SYSTEM SCHEMATICS
HYDRAULIC BRAKE SYSTEM SCHEMATIC
HYDRAULIC SYSTEM SCHEMATIC (HUSCO VALVE)
ELECTRICAL SCHEMATIC
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Komatsu 730E Dump Truck Shop Manual – CEBM014800.pdf
Source : Sitelux.com