HYDRAULIC EXCAVATOR PC5500-6 (15039 and up) Shop Manual

MAIN MENU
COVER PAGE
CONTENTS
TABLE OF CONTENTS
SAFETY
FORWARD
HOISTING INSTRUCTIONS
STANDARD TIGHTENING TORQUE
CONVERSION TABLE
1.0 MAIN ASSEMBLY GROUPS
GENERAL LAYOUT
1.1 SUPERSTRUCTURE
1.2 UNDER CARRIAGE
1.3 ATTACHMENT
2.0 DRIVE
GENERAL
2.1 ENGINE AND PTO MOUNTS
2.2 COUPLING
2.3 AIR FILTER
2.4 FAN DRIVE AND RADIATOR ASSEMBLY
2.5 RADIATOR FAN DRIVE SPEED ADJUSTMENT
2.6 PUMP DISTRIBUTOR GEARBOX (PTO)
2.7 PUMP-SPLINE LUBRICATION
2.8 PTO LUBRICATION AND COOLING
2.9 HYDRAULIC PUMPS – LOCATION, DRIVE SPEED AND FLOW RATES
3.0 HYDRAULIC OIL RESERVOIR
GENERAL LAY OUT
3.1 MAIN OIL TANK, LOCATION OF SWITCHES, SENSORS, ETC
3.2 SUCTION OIL TANK WITH STRAINERS
3.3 RETURN OIL COLLECTOR TUBE WITH STRAINER
3.4 BACK PRESSURE VALVE
3.6 RETURN AND LEAK OIL FILTER
3.7 BREATHER FILTER
4.0 HYDRAULIC OIL COOLING
4.1 GENERAL
4.2 FUNCTION OF THE HYDRAULIC OIL COOLING CIRCUIT
4.3 ADJUSTMENT OF THE BACK PRESSURE VALVE
4.4 FAN DRIVE (TWO STAGE COOLER FAN RPM CONTROL)
4.5 PRESSURE RELIEF VALVES AND SOLENOID VALVES
4.6 FIXED DISPLACEMENT PUMP, WITH VARIABLE SETTING
4.7 RADIATOR FAN DRIVE SPEED ADJUSTMENT
5.0 CONTROLLING
GENERAL LAY OUT
5.1 CONTROL AND FILTER PANEL LOCATION OF COMPONENTS
5.2 PILOT PRESSURE SUPPLY AND ADJUSTMENTS
5.3 REMOTE CONTROL VALVES ARRANGEMENT
5.4 FUNCTION PRINCIPLE OF THE ELECTRO-HYDRAULIC-PROPORTIONAL CONTROL
5.5 POTENTIOMETER CONTROL (LEVER, JOY STICK)
5.6 POTENTIOMETER CONTROL (PEDAL)
5.7 PROPORTIONAL AMPLIFIER MODULE, TYPE A
5.8 PROPORTIONAL AMPLIFIER MODULE, TYPE B
5.9 RAMP TIME MODULE
5.10 ADJUSTMENTS OF AMPLIFIER MODULES (GENERAL)
5.11 ADJUSTING THE AMPLIFIERS TYPE B
5.12 ADJUSTING THE AMPLIFIERS TYPE B
5.13 ADJUSTING THE RAMP TIME MODULE
6.0 COMPONENTS
6.1.1 MAIN CONTROL BLOCKS AND HIGH PRESSURE FILTER (FSA)
6.1.2 MAIN CONTROL BLOCKS AND HIGH PRESSURE FILTER (BHA)
6.1.3 DISTRIBUTOR MANIFOLD – RESTRICTOR BLOCKS (FSA)
6.1.4 DISTRIBUTOR MANIFOLD – RESTRICTOR BLOCKS – (BHA)
6.1.5 RESTRICTOR BLOCK WITH PRESSURE RELIEF VALVE
6.1.6 ANTI CAVITATION VALVE BLOCK
6.1.7 REMOTE CONTROL VALVES
6.1.8 DIRECTIONAL SOLENOID VALVES
6.1.9 PROPORTIONAL SOLENOID VALVE
6.1.10 HIGH PRESSURE FILTER
6.1.11 CONTROL BLOCKS AND VALVES
6.1.12 LOAD HOLDING VALVE
6.1.13 TRAVEL BRAKE VALVE
6.1.14 PRESSURE REDUCING VALVE
6.1.15 DIRECTIONAL SOLENOID VALVES (2 POSITIONS / 4-WAYS)
6.1.16 PRESSURE INCREASING VALVE
7.0 MAIN HYDRAULIC PUMPS AND PUMP REGULATION
7.1 MAIN PUMPS
7.2 ELECTRONIC PUMP REGULATION SYSTEM
7.3 HYDRAULIC CONSTANT REGULATION SYSTEM
7.4 DETERMINATION OF THE PEAK POINT
7.5 ENGINE SPEED SENSOR (PICK UP)
8.0 OPERATING HYDRAULIC
GENERAL
8.1 HYDRAULIC FOR THE ATTACHMENT CYLINDERS
8.2 HYDRAULIC FOR THE SEING CIRCUIT
8.3 TRAVEL SYSTEM
9.0 HYDRAULIC TRACK TENSIONING SYSTEM
GENERAL
9.1 FUNCTIONAL DESCRIPTION
9.2 PRESSURE INCREASING VALVE
9.3 TENSIONING CYLINDER
9.4 ADJUSTMENTS / CHECKS
9.5 FUNCTIONAL TEST
10.0 ACCESS LADDER HYDRAULICALLY OPERATED
GENERAL
10.1 FUNCTION OF HYDRAULIC OPERATED ACCCESS LADDER
11.0 HYDRAULIC OPERATED REFILLING ARM
GENERAL
11.1 FUNCTION
12.0 HINTS FOR READING THE HYDRAULIC CIRCUIT DIAGRAM
GENERAL
12.1 SYMBOLS
13.0 HINTS FOR READING THE ELECTRIC CIRCUIT DIAGRAM
13.1 DESIGNATION OF ELECTRICAL DEVICES
13.2 SYMBOLS
13.3 GENERAL INFORMATION
13.4 READING A CIRCUIT DIABRAM
14.0 ELECTRONIC CONTROL SYSTEM ECS
14.1 GENERAL DESIGN OF THE ECS SYSTEM
14.2 HOW TO PROCEED DUE MAINTENANCE AND INSTALLATION
14.3 FRONT CONNECTOR ARRANGEMENT
14.4 POWER SUPPLY
14.5 FUNCTION EXPLANATIONS WITH ELECTRICAL DIAGRAM
14.6 HINTS FOR READING FUNCTIONAL FLOW CHARTS
15.0 LUBRICATION SYSTEM
GENERAL FUNCTION
OSCILLATION CYLINDER AND CONTROL BLOCK
ADJUSTMENTS
ONE LINE SYSTEM
ELECTRICAL FUNCTION
CAPACITIVE ANALOG SENSOR FOR LUBRICANT LEVEL MONITORING
ADJUSTMENTS
FUNCTION PINION TYPE (DUMMY WHEEL) SYSTEM
ELECTRICAL FUNCTION
CAPACITIVE ANALOG SENSOR FOR LUBRICANT LEVEL MONITORING
ADJUSTMENTS
COMPONENTS
APPENDIX
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