HYDRAULIC EXCAVATOR PC5500-6 (15038 and up) Shop Manual

MAIN MENU
COVER
TABLE OF CONTENTS
SAFETY
FORWARD
1.0 MAIN ASSEMBLY GROUPS
GENERAL LAY OUT
1.1 SUPERSTRUCTURE
1.2 UNDER CARRIAGE
1.3 ATTACHMENT
2.0 PRIME DRIVE ASSEMBLY
GENERAL LAYOUT
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 LAYOUT
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 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 (ANALOGUE COMMAND VALUE MODULE FOR BOOM, STICK, TRAVEL AND SWING FUNCTION
5.10 ADJUSTMENTS OF AMPLIFIER MODULES (GENERAL)
5.11 ADJUSTING THE AMPLIFIERS TYPE B
5.12 ADJUSTING THE AMPLIFIERS TYPE A
5.13 ADJUSTING THE RAMP TIME MODULE
6.0 COMPONENTS
6.1 HYDRAULIC
7.0 MAIN HYDRAULIC PUMPS AND PUMP REGULATION
GENERAL LAYOUT
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
8.0 OPERATING HYDRAULIC
GENERAL
8.1 HYDRAULIC FOR THE ATTACHMENT CYLINDER FSA AND BHA
8.2 HYDRAULIC FOR THE SWING 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 HYDRAULICAL OPERATED
GENERAL
10.1 FUNCTION OF HYDRAULIC OPERATED ACCESS 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 DIAGRAM
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 THE 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 FUNCTIONS
CAPACITIVE ANALOG SENSOR FOR LUBRICANT LEVEL MONITORING
ADJUSTMENTS
COMPONENTS
APPENDIX
CHECK LIST VALVE LOGIC
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