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Fiat Hitachi Excavator EX355 Troubleshooting Technical Manual – PDF DOWNLOAD
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Fiat Hitachi Excavator EX355 Troubleshooting Technical Manual – PDF DOWNLOAD
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Description
Fiat Hitachi Excavator EX355 Troubleshooting Technical Manual – PDF DOWNLOAD
FILE DETAILS:
Fiat Hitachi Excavator EX355 Troubleshooting Technical Manual – PDF DOWNLOAD
Language : English
Pages : 233
Downloadable : Yes
File Type : PDF
DESCRIPTION:
Fiat Hitachi Excavator EX355 Troubleshooting Technical Manual – PDF DOWNLOAD
TO THE READER
This manual is written for an experienced technician to provide technical information needed to maintain and repair this machine.
– Be sure to thoroughly read this manual for correct information concerning the service procedures.
– If you have any questions or comments, or if you found any errors regarding the contents of this manual, please contact
IMAGES PREVIEW OF THE MANUAL:
TABLE OF CONTENTS:
Fiat Hitachi Excavator EX355 Troubleshooting Technical Manual – PDF DOWNLOAD
TECHNICAL MANUAL TROUBLESHOOTING............................................. 1 TROUBLESHOOTING............................................................... 2 OPERATIONAL PERFORMANCE TEST.................................................. 29 Group 1 - Introduction.................................................... 30 OPERATIONAL PERFORMANCE TESTS......................................... 30 PREPARATION FOR PERFORMANCE TESTS.................................... 31 Group 2 - Standard........................................................ 32 OPERATIONAL PERFORMANCE STANDARD TABLES............................... 32 MAIN PUMP P-Q CURVE................................................... 36 Group 3 - Engine test..................................................... 38 ENGINE SPEED.......................................................... 38 ENGINE COMPRESSION PRESSURE........................................... 40 VALVE CLEARANCE ADJUSTMENT............................................ 41 NOZZLE CHECK.......................................................... 43 INJECTION TIMING...................................................... 45 Group 4 - Excavator test.................................................. 48 TRAVEL SPEED.......................................................... 48 TRACK REVOLUTION SPEED................................................ 49 MISTRACK CHECK........................................................ 50 TRAVEL PARKING BRAKE FUNCTION CHECK.................................. 51 SWING SPEED........................................................... 52 SWING FUNCTION DRIFT CHECK............................................ 53 SWING MOTOR LEAKAGE................................................... 54 SWING BEARING PLAY.................................................... 55 MAXIMUM SWINGABLE SLANT ANGLE......................................... 56 HYDRAULIC CYLINDER CYCLE TIME......................................... 57 DIG FUNCTION DRIFT CHECK.............................................. 59 CONTROL LEVER OPERATING FORCE......................................... 60 CONTROL LEVER STROKE.................................................. 61 COMBINED BOOM RAISE/SWING FUNCTION CHECK............................. 62 Group 5 - Component test.................................................. 64 PRIMARY PILOT PRESSURE................................................ 64 SECONDARY PILOT PRESSURE.............................................. 66 SOLENOID VALVE SET PRESSURE........................................... 67 MAIN PUMP DELIVERY PRESSURE........................................... 69 MAIN RELIEF VALVE SET PRESSURE........................................ 70 OVERLOAD RELIEF VALVE SET PRESSURE.................................... 74 MAIN PUMP FLOW RATE................................................... 77 SWING MOTOR DRAINAGE.................................................. 81 TRAVEL MOTOR DRAINAGE................................................. 83 TROUBLESHOOTING............................................................... 86 Group 1 - Diagnosing Procedure............................................ 88 INTRODUCTION.......................................................... 88 DIAGNOSING PROCEDURE.................................................. 89 Dr.EX................................................................. 91 Dr.EX START-UP PROCEDURE.............................................. 91 FAULT CODE............................................................ 92 Dr.EX MONITORING FUNCTION............................................. 93 Dr.EX SPECIAL FUNCTION................................................ 94 CONTROLLABLE DATA.....................................................101 Group 2 - Component Layout................................................102 MAIN COMPONENTS.......................................................102 ELECTRICAL SYSTEM.....................................................103 ELECTRICAL SYSTEM.....................................................104 ELECTRICAL SYSTEM.....................................................105 OTHER COMPONENTS......................................................106 Group 3 - Troubleshooting A...............................................112 TROUBLESHOOTING A PROCEDURE...........................................112 FAULT CODES...........................................................113 FAULT CODE 01.........................................................114 FAULT CODE 02, 03.....................................................115 FAULT CODE 04, 05.....................................................116 FAULT CODE 06.........................................................117 FAULT CODE 07.........................................................118 SENSOR OPERATING RANGE LIST...........................................119 Group 4 - Troubleshooting B...............................................120 TROUBLESHOOTING B PROCEDURE...........................................120 RELATIONSHIP BETWEEN MACHINE TROUBLE SYMPTOMS AND PARTS IN TROUBLE....121 CORRELATION BETWEEN TROUBLE SYMPTOMS AND PART FAILURES...............131 ENGINE TROUBLESHOOTING................................................137 OVERALL ACTUATOR SYSTEM TROUBLESHOOTING...............................151 FRONT ATTACHMENT CONTROL SYSTEM TROUBLESHOOTING......................157 SWING SYSTEM TROUBLESHOOTING..........................................169 TRAVEL SYSTEM TROUBLESHOOTING.........................................172 TROUBLESHOOTING FOR OTHER FUNCTIONS...................................177 ENGINE SPEED ADJUSTMENT AND ENGINE LEARNING..........................179 EXCHANGE INSPECTION METHOD............................................180 BOOM LOWERING METHOD WHEN ENGINE STALLS..............................182 Group 5 - Troubleshooting C...............................................184 TROUBLESHOOTING C PROCEDURE...........................................184 MALFUNCTION OF COOLANT TEMPERATURE GAUGE.............................185 MALFUNCTION FUEL GAUGE................................................187 MALFUNCTION OF FUEL LEVEL INDICATOR..................................189 MALFUNCTION OF INDICATOR LIGHT CHECK SYSTEM..........................191 MALFUNCTION OF LEVEL CHECK SWITCH.....................................191 MALFUNCTION OF PREHEAT INDICATOR......................................192 MALFUNCTION OF ENGINE OIL LEVEL INDICATOR.............................193 MALFUNCTION OF COOLANT LEVEL INDICATOR...............................195 MALFUNCTION OF HYDRAULIC OIL LEVEL INDICATOR.........................197 MALFUNCTION OF ALTERNATOR INDICATOR..................................199 MALFUNCTION OF ENGINE OIL PRESSURE INDICATOR.........................201 MALFUNCTION OF OVERHEAT INDICATOR....................................203 MALFUNCTION OF AIR FILTER RESTRICTION INDICATOR......................205 MALFUNCTION OF BUZZER.................................................207 MALFUNCTION OF HOUR METER.............................................209 Group 6 - Electrical System Inspection....................................210 PRECAUTIONS FOR INSPECTION AND MAINTENANCE...........................210 INSTRUCTIONS FOR DISCONNECTING CONNECTORS............................212 FUSE CONTINUITY TEST..................................................213 INSPECTION AND REPLACEMENT OF MAXI FUSIBLE LINKS.....................214 BATTERY VOLTAGE CHECK.................................................215 HOW TO TROUBLESHOOT ALTERNATOR MALFUNCTIONS...........................216 CONTINUITY CHECK......................................................217 VOLTAGE AND CURRENT CHECK.............................................219 REPLACEMENT OF RELAY..................................................223 REPLACEMENT OF DIODE..................................................225 REPLACEMENT OF POWER OUTLET...........................................227 REPLACEMENT OF QOS CONTROLLER.........................................228 Group 7 - Harness Check...................................................230 CIRCUIT CHECK.........................................................230
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- This is the SAME exact manual used by your dealers to fix your vehicle.
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