Komatsu Mining Shovel PC3000-6 service & repair manual

Description Komatsu Mining Shovel PC3000-6 service & repair manual

Komatsu Mining Shovel PC3000-6 pdf workshop service & repair manual

Serial numbers:
6219
6224
06208 and up
46151 and up

MANUAL CONTENT:
INTRODUCTION
EXPLANATION OF ABBREVATIONS

SAFETY
SAFETY INSTRUCTIONS
GENERAL PRECAUTIONS
PREPARATIONS FOR WORK
PRECAUTIONS DURING WORK

SPECIFICATIONS
LIFTING GEARS
STANDARD TIGHTENING TORQUE CHART
CONVERSION TABLE
EXPLANATION OF ABBREVATIONS
GENERAL SPECIFICATIONS

MAIN ASSEMBLY GROUPS
General layout
Superstructure
Power House
Hydraulic Oil Reservoir
Hydraulic Oil Cooler
Fuel tank (Fuel reservoir)
Counter weight
Cab support
Operators cab
Control blocks
Swing gears
Under carriage

DRIVE
Prime drive assembly
Engine and gearbox mount
Torque supports
Radiator fan Drive Assy
Pump distributor gearbox (PTO)
Spline shaft housing
PTO lubrication and cooling
PTO valve adjustments
Coupling
Air Filter

HYDRAULIC OIL RESERVOIR
Return and leak oil filter
Breather Filter
Location of electrical components

HYDRAULIC OIL COOLING
General
Hydraulic oil cooling circuit
Back pressure valve adjustment
Fan drive
Fan pump
Pressure relieve valve
Temperature relay

CONTROLLING
Pilot pressure supply and adjustment
Pilot control arrangement
Pilot pressure adjustment
Check of Control Pressure
Slew brakes
Travel parking brake
Check of the pilot control logic
Check sheet BHA Page 1
Check sheet FSA Page 1

COMPONENTS
Main control block and valve arrangement
FSA arrangement
BHA arrangement
Distributor manifold
Front shovel attachment FSA
Backhoe attachment BHA
SRV with throttle check valve
Anti cavitation valve (check valve)
Main control block
Load holding valve
High pressure filter auxiliary filter
Compact valve blocks
Auxiliary gear pumps
Hydraulic cylinder
Swing ring

MAIN HYDRAULIC PUMPS AND PUMP REGULATION
General
Pump location
Main pump operating principles
Main pump function
Main pump checks and adjustments
Peak point diesel engine test
Pressure transducer test
Cut off function
Pump regulation
Swing pump volume reduction
Electronic pump regulation
Pump Controller CR700
Multi Monitor
Multimonitor software instruction
Table of fault messages and adjustments
Trouble shooting pump and pump regulation

OPERATING HYDRAULIC
General layout
Floating function of boom and stick only FSA
Check and Adjustments for MRV’s and SRV’s
Check and Adjustments for MRV
Check and Adjustment for SRV’s
Check and adjustment of the throttle check valves
Hydraulic for the swing circuit
Slew gear box L & S
Slew parking brake
Slew service brake valve
Checks and adjustment of the slew pressure valve
Travel circuit
Rotary joint
Travel motor A2FMt
Travel gear
Travel parking brake
Travel control function

TRACK TENSION SYSTEM
General layout
Track tensioning function
Cushioning
Truck tensioning adjustment
Truck tensioning function check

ACCESS LADDER HYDRAULICALLY OPERATED
Access ladder
Access ladder functional description

CENTRAL REFILLING SYSTEM
Functional description

HINTS FOR READING THE HYDRAULIC CIRCUIT DIAGRAM
General
Symbolic
Lines, unions
Components, valves
Sensors
Valves, valve components
Pump, motor, cylinder

HINTS FOR READING THE ELECTRIC CIRCUIT DIAGRAM
Designation of electrical components
Electric symbols
Symbols
Drawing concept
Reading of the circuit diagram

ELECTRONIC TEXT MONITORING SYSTEM
General Function

AUTOMATIC LUBRICATION SYSTEM
General Function
Function of a lubrication cycle
Lubrication pump drive
Lubrication pump
Adjustments lubricating pump speed
Adjustments lubricating pump pressure
Lubricant Injector (metering valve)
Connection of one or more injectors
Function lubrication injector (metering valve)
End line pressure switch
Lubricant in line filter
Lubricant level sensor
Capacitive digital type for machines with ETM
Capacitive analog type for machines with PLC
Lubrication system function and controlling
Central Lubrication System (CLS) function and controlling with ETM system (PC 3000)
Swing ring lubrication system (SLS) function and controlling with ETM system (PC3000)
Adjustment of the lubrication system with ETM
Trouble shooting lubricating system
Lubrication pump cylinder does not move
Lubricant pressure built up very slowly or not at all
Insufficient lubricant supply to one or more attachment bearings
Insufficient lubricant at the swing ring gear