Table of Contents
Advertisement
30 TESTING AND ADJUSTING
TEST AND ADJUST OIL PRESSURE IN WORK EQUIPMENT, SWING, AND TRAVEL CIRCUITS ..... 30-63
................................................................................................................................................... 30-64
CUITS ........................................................................................................................................ 30-71
TEST OIL PRESSURE OF CONTROL CIRCUIT .................................................................................. 30-74
METHOD FOR TESTING OIL PRESSURE OF CONTROL CIRCUIT ............................................ 30-74
TEST AND ADJUST OIL PRESSURE IN PUMP PC CONTROL CIRCUIT ........................................... 30-76
TEST PC VALVE OUTLET PRESSURE (SERVO PISTON INLET PRESSURE) ........................... 30-76
TEST PC-EPC VALVE OUTLET PRESSURE ................................................................................ 30-77
METHOD FOR ADJUSTING OIL PRESSURE IN PUMP PC CONTROL CIRCUIT........................ 30-78
TEST AND ADJUST OIL PRESSURE IN PUMP LS CONTROL CIRCUIT............................................ 30-80
METHOD FOR TESTING LS DIFFERENTIAL PRESSURE BY MACHINE MONITOR ................. 30-80
METHOD FOR TESTING LS DIFFERENTIAL PRESSURE........................................................... 30-82
METHOD FOR TESTING LS VALVE OUTLET PRESSURE (SERVO PISTON INLET PRESSURE) .......
................................................................................................................................................... 30-83
METHOD FOR TESTING LS-EPC VALVE OUTLET PRESSURE.................................................. 30-84
METHOD FOR ADJUSTING LS VALVE......................................................................................... 30-85
TEST OUTLET PRESSURE OF SOLENOID VALVE ............................................................................ 30-86
METHOD FOR TESTING OUTLET PRESSURE OF SOLENOID VALVE ...................................... 30-86
OPERATING CONDITION OF SOLENOID VALVE ........................................................................ 30-87
TEST PPC VALVE OUTLET PRESSURE ............................................................................................. 30-90
METHOD FOR TESTING PPC VALVE OUTLET PRESSURE ....................................................... 30-90
ADJUST WORK EQUIPMENT AND SWING PPC VALVES .................................................................. 30-93
METHOD FOR ADJUSTING PLAY OF WORK EQUIPMENT AND SWING PPC VALVES............. 30-93
TEST THE PARTS CAUSING HYDRAULIC DRIFT IN WORK EQUIPMENT........................................ 30-94
BUCKET CYLINDER.................................................................................................................. 30-94
METHOD FOR TESTING THE PARTS CAUSING HYDRAULIC DRIFT OF PPC VALVE .............. 30-95
TEST OIL LEAKAGE ............................................................................................................................ 30-96
METHOD FOR TESTING OIL LEAKAGE FROM BOOM CYLINDER ............................................ 30-96
METHOD FOR TESTING OIL LEAKAGE FROM ARM CYLINDER ............................................... 30-96
METHOD FOR TESTING OIL LEAKAGE FROM BUCKET CYLINDER ......................................... 30-97
METHOD FOR TESTING OIL LEAKAGE FROM SWING MOTOR ................................................ 30-97
METHOD FOR TESTING OIL LEAKAGE FROM TRAVEL MOTOR............................................... 30-98
BLEED AIR FROM HYDRAULIC CIRCUIT ........................................................................................... 30-99
METHOD FOR BLEEDING AIR FROM HYDRAULIC CIRCUIT ....................................................30-101
CAB AND ITS ATTACHMENTS ..................................................................................................................30-104
TEST CAB TIPPING STOPPER ..........................................................................................................30-104
METHOD FOR TESTING CAB TIPPING STOPPER ....................................................................30-104
METHOD FOR ADJUSTING MIRRORS ..............................................................................................30-105
PROCEDURE FOR ADJUSTING MACHINE LEFT FRONT MIRROR (A).....................................30-105
..................................................................................................................................................30-106
PROCEDURE FOR ADJUSTING MACHINE RIGHT FRONT MIRROR (B) ..................................30-107
..................................................................................................................................................30-108
PROCEDURE FOR ADJUSTING MACHINE RIGHT SIDE MIRROR (C) ......................................30-110
PROCEDURE FOR ADJUSTING MACHINE REAR COUNTERWEIGHT MIRROR (D) ................ 30-111
ELECTRICAL SYSTEM ..............................................................................................................................30-112
SET AND OPERATE MACHINE MONITOR.........................................................................................30-112
OPERATOR MODE .....................................................................................................................30-115
DISPLAY FUNCTION OF TECHNICIAN IDENTIFICATION STATUS SCREEN ............................30-115
DISPLAY FUNCTION OF OPERATOR IDENTIFICATION INPUT SCREEN .................................30-115
CHECKING FUNCTION BY LCD (LIQUID CRYSTAL DISPLAY) ..................................................30-116
CHECKING FUNCTION OF SERVICE METER ............................................................................30-117
PC500LC-10R
CONTENTS
30-3
Advertisement
Chapters
Table of Contents
