Hitachi ZAXIS 27U-2 30U-2 35U-2 40U-2 50U-2 Excavator Operator’s Manual PDF

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Hitachi ZAXIS 27U-2 30U-2 35U-2 40U-2 50U-2 Hydraulic Excavator Operator’s Manual – PDF DOWNLOAD

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Hitachi ZAXIS 27U-2 30U-2 35U-2 40U-2 50U-2 Hydraulic Excavator Operator’s Manual – PDF DOWNLOAD

P/N: EM1M722
Language: English
Division: Hitachi
Product Lines: Excavators
Publication Type: Operator’s Manuals
Associated Models: ZAXIS27U-2, ZAXIS30U-2, ZAXIS35U-2, ZAXIS40U-2, ZAXIS50U-2
Series: ZAXIS-2 SERIES

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TABLE OF CONTENTS:

Hitachi ZAXIS 27U-2 30U-2 35U-2 40U-2 50U-2 Hydraulic Excavator Operator’s Manual – PDF DOWNLOAD

EM1M7-2-2 0
INTRODUCTION 3
INDEX 5
CONTENTS 7
MACHINE NUMBERS 11
SAFETY 13
SAFETY SIGNS 45
COMPONENTS NAME 53
OPERATOR’S STATION 54
Pedals, Levers and Monitor Panel 54
Key Switch 56
Switch Panel 56
Monitor Panel 57
Coolant Temperature Gauge 57
Fuel Gauge 57
System Failure Indicator 58
Engine Oil Pressure Indicator 58
Overheat Indicator 58
Fuel Level Indicator 58
Alternator Indicator 59
Preheat Indicator 59
Fast Travel Mode Indicator 59
Liquid Crystal display (LCD), Display Selection Switch, and Set Switch 60
How to Operate Trip Meter 61
Auto-Idle Switch (Except ZX27U-2) 63
Air Conditioner Operation 64
Tips for Air Conditioner Usage 66
Radio (Cab Equipped Machines) 67
AM/FM Radio Operation 68
Cab Door Release lever (Cab-equipped machines) 70
Opening/Closing Cab Front Window (Cab-equipped machines) 71
Adjusting Operator’s Seat 72
Tool and Operator’s manual Boxes 72
Emergency Exit (Cab-equipped machines) 73
Seat Belt (Optional) 74
Cab Light (Cab-equipped machines) 74
BREAK-IN 75
Breaking in New Machine 75
OPERATING THE ENGINE 77
Before Starting Engine 77
Starting Engine 78
Starting in Ordinary Temperature 78
Starting in Cold Weather 79
Check Machine After Starting Engine 80
Using Booster Batteries 81
Stopping the Engine 82
DRIVING THE MACHINE 83
Travel Levers and Pedals 83
Travel Mode Switch 85
Traveling on Soft Ground 86
Raise One Track Using Boom and Arm 86
Towing Machine 87
Driving In Water or on Soft Ground 88
Precautions for Traveling on Slopes 89
Parking and Stopping on Slopes 90
Parking on Slopes 90
OPERATING THE MACHINE 91
Control Lever (ISO Excavator Pattern) 91
Control Lever (H-Pattern: HITACHI Excavator Pattern) 92
Control Lever (SAE-Backhoe Pattern) — If Equipped (2 Way Multi Valve) 93
Boom-Swing Pedal 94
Auxiliary Pedal (Optional) 95
Blade Lever 96
Precautions for Blade Operation 97
Pilot Control Shut-Off Lever 98
Warming Up Operation 99
Warming Up in Cold Weather 99
Auto-Idle Control (Except ZX27U-2) 100
Operating Backhoe 101
Grading Operation 102
Avoid Driving Bucket Teeth Into Ground 102
Avoid Abusive Operation 102
Avoid Striking with Bucket 103
Avoid Excavation Using Upperstructure and/or Boom Swing Power 103
Use Correct Track Shoe 103
Avoid Other than Specified Machine Operations 104
Boom Cylinder May Hit Blade 105
Avoid Hitting Blade with Bucket 106
Avoid Colliding Blade Against Rocks 106
Avoid Colliding Boom Cylinder with Track 106
Precautions for Installing Wide Bucket or Special Type Bucket 106
Using Rubber Crawler 107
Hydraulic Breaker (Optional) 109
Crusher Operation (Optional) 112
Precautions for After Operating the Machine 113
Auxiliary Flow Rate Control (Optional) (Except ZX27U-2) 114
Emergency Boom Lowering Procedure 115
TRANSPORTING 117
Transporting by Road 117
Trailer Loading/Unloading 117
Loading 118
Securing the Machine to the Trailer for Transportation 119
Unloading 120
Lifting Machine with Crane 121
MAINTENANCE 123
Procedures 123
Prepare Machine for Inspection/Maintenance 124
Opening/Closing Engine Access Covers 125
Opening/Closing Tank Covers 126
Daily Inspection 127
Periodic Replacement of Parts 128
Maintenance Guide 129
The Brand Names of Recommended Oils and Lubricants 132
A Greasing 133
Front Joint Pins 133
Bucket and Link Pins 136
Blade Pins 136
Precautions for Front Attachment and Blade Removal 136
Swing Bearing 137
Swing Internal Gear 138
Control Lever Universal Joint 138
Tilt Mechanism 139
B Engine 140
Engine Oil 140
Change Engine Oil 140
Replace Engine Oil Filter 140
C Transmission 142
Travel Reduction Gear 142
D Hydraulic System 144
Inspection and Maintenance of Hydraulic Equipment 144
Check Hydraulic Oil Level 145
Drain Hydraulic Oil Tank Sump 146
Change Hydraulic Oil 147
Clean Suction Filter 150
Replace Full Flow Filter Element 151
Replace Pilot Filter Element 152
Check Hoses and Lines 154
E Fuel System 159
Check Water Separator 160
Drain Fuel Tank Sump 160
Replace Fuel Filter 161
Check Fuel Hoses 162
F Air Cleaner 163
Clean the Air Cleaner Element 163
Replace the Air Cleaner Element 163
G Cooling System 164
Check Coolant Level 165
Check and Adjust Fan Belt Tension 166
Change Coolant 167
Clean Radiator Core 168
H Electrical System 169
Batteries 169
Replacing Fuses 172
I Miscellaneous 173
Check Bucket Teeth for Looseness and/or Wear 173
Replace Bucket 175
Adjust Track Sag (Rubber Crawler) and Check for Damage 176
Replace Rubber Crawler 178
Check Track Sag (Steel Crawler) (Optional) 180
Check and Replace Seat Belt 183
Check Air conditioner (Machine with Cab) 184
Clean and Replace Air Conditioner Re-circulation Filter 185
Clean Re-circulation Filter 187
Clean Cab Floor 187
Check Injection Nozzle 188
Check and Adjust Valve Clearance 188
Check Injection Timing 188
Measure Engine Compression Pressure 188
Check Starter and Alternator 189
Check Radiator Cap 189
Check Tightening Torque of Bolts and Nuts 190
Check Tilt Mechanism Fulcrum Bolts for Looseness 193
Preparation for Inspection and Maintenance 194
Tilting Floor Down 196
CONSUMABLE PARTS LIST 199
MAINTENANCE UNDER SPECIAL ENVIRONMENTAL CONDITIONS 201
STORAGE 203
Storing the Machine 203
Removing the Machine From Storage 204
TROUBLESHOOTING 205
SPECIFICATIONS 207
Specifications 207
Working Ranges 212
Shoe Types and Applications 217
Bucket Types and Applications 222
REFERENCE 227
Additional Counterweight 227
INDEX 229

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