Hitachi ZX50U-2 Manuals

Manuals and User Guides for Hitachi ZX50U-2. We have 1 Hitachi ZX50U-2 manual available for free PDF download: Operator's Manual

Hitachi ZX50U-2 Operator's Manual

Hitachi ZX50U-2 Operator's Manual (230 pages)

Hydraulic Excavator Zaxis Series

Brand: Hitachi | Category: Excavators | Size: 7.04 MB

Table of Contents

Table of Contents
5
Machine Numbers

9
- Recognize Safety Information
  11
- Understand Signal Words
  11
- Follow Safety Instructions
  12
- Prepare for Emergencies
  12
- Wear Protective Clothing
  13
- Protect against Noise
  13
- Inspect Machine
  13
- Tidy up Inside Operator's Space
  14
- Use Handholds and Steps
  14
- Adjust the Operator's Seat
  15
- Ensure Safety before Rising from or Leaving Operator's Seat
  15
- Fasten Your Seat Belt
  15
- Move and Operate Machine Safely
  16
- Operate Only from Operator's Seat
  17
- Jump Starting
  17
- Keep Riders off Machine
  17
- Precautions for Operations
  18
- Investigate Job Site Beforehand
  19
- Protect against Falling Stones and Debris
  20
- Provide Signals for Jobs Involving Multiple Numbers of Machines
  20
- Confirm Direction of Machine to be Driven
  20
- Drive Machine Safely
  21
- Avoid Injury from Rollaway Accidents
  23
- Avoid Injury from Back-Over and Swing Accidents
  24
- Keep Person Clear from Working Area
  25
- Never Position Bucket over Anyone
  25
- Avoid Undercutting
  25
- Avoid Tipping
  26
- Never Undercut a High Bank
  26
- Dig with Caution
  27
- Operate with Caution
  27
- Avoid Power Lines
  27
- Precautions for Lightening
  28
- Do Not Use for Craning Operations
  28
- Protect against Flying Debris
  28
- Park Machine Safely
  29
- Safety Transporting
  30
- Practice Safe Maintenance
  31
- Warn Others of Service Work
  32
- Support Machine Properly
  33
- Stay Clear of Moving Parts
  33
- Prevent Parts from Flying
  33
- Store Attachments Safely
  34
- Prevent Burns
  34
- Replace Rubber Hoses Periodically
  35
- Avoid High-Pressure Fluids
  35
- Prevent Fires
  36
- Evacuating in Case of Fire
  38
- Beware of Exhaust Fumes
  38
- Beware of Asbestos Dust
  38
- Precautions for Welding and Grinding
  39
- Avoid Heating Near Pressurized Fluid Lines
  39
- Avoid Applying Heat to Lines Containing Flammable Fluids
  39
- Remove Paint before Welding or Heating
  40
- Prevent Battery Explosions
  40
- Precautions for Handling Refrigerant
  41
- Handle Chemical Products Safely
  41
- Dispose of Waste Properly
  42
Safety Signs

43
Components Name

51
Operator's Station

52
- Pedals, Levers and Monitor Panel
  52
- Key Switch
  54
- Switch Panel
  54
- Monitor Panel
  55
  - Coolant Temperature Gauge
    55
  - Fuel Gauge
    55
  - System Failure Indicator
    56
  - Engine Oil Pressure Indicator
    56
  - Overheat Indicator
    56
  - Fuel Level Indicator
    56
  - Alternator Indicator
    57
  - Preheat Indicator
    57
  - Fast Travel Mode Indicator
    57
- Liquid Crystal Display (LCD), Display Selection Switch, and Set Switch
  58
- How to Operate Trip Meter
  59
- Auto-Idle Switch (Except ZX27U )
  61
- Air Conditioner Operation
  62
- Tips for Air Conditioner Usage
  64
- Radio (Cab Equipped Machines)
  65
- AM/FM Radio Operation
  66
- Cab Door Release Lever (Cab-Equipped Machines)
  68
- Opening/Closing Cab Front Window (Cab-Equipped Machines)
  69
- Adjusting Operator's Seat
  70
- Tool and Operator's Manual Boxes
  70
- Emergency Exit (Cab-Equipped Machines)
  71
- Seat Belt (Optional)
  72
- Cab Light (Cab-Equipped Machines)
  72
Break-In

73
- Breaking in New Machine
  73
Operating the Engine

75
- Before Starting Engine
  75
- Starting Engine
  76
  - Starting in Ordinary Temperature
    76
  - Starting in Cold Weather
    77
- Check Machine after Starting Engine
  78
- Using Booster Batteries
  79
- Stopping the Engine
  80
Driving the Machine

81
- Travel Levers and Pedals
  81
- Travel Mode Switch
  83
- Traveling on Soft Ground
  84
- Raise One Track Using Boom and Arm
  84
- Towing Machine
  85
- Driving in Water or on Soft Ground
  86
- Precautions for Traveling on Slopes
  87
- Parking and Stopping on Slopes
  88
- Parking on Slopes
  88
Operating the Machine

90
- Control Lever (SAE-Backhoe Pattern if Equipped (2 Way Multi Valve)
  91
- Boom-Swing Pedal
  92
- Auxiliary Pedal (Optional)
  93
- Blade Lever
  94
- Precautions for Blade Operation
  95
- Pilot Control Shut-Off Lever
  96
- Warming up Operation
  97
- Warming up in Cold Weather
  97
- Auto-Idle Control (Except ZX27U -2 )
  98
- Operating Backhoe
  99
- Grading Operation
  100
- Avoid Driving Bucket Teeth into Ground
  100
- Avoid Abusive Operation
  100
- Avoid Striking with Bucket
  101
- Avoid Excavation Using Upperstructure And/Or Boom Swing Power
  101
- Use Correct Track Shoe
  101
- Avoid Other than Specified Machine Operations
  102
- Boom Cylinder May Hit Blade
  103
- Avoid Hitting Blade with Bucket
  104
- Avoid Colliding Blade against Rocks
  104
- Avoid Colliding Boom Cylinder with Track
  104
- Precautions for Installing Wide Bucket or Special Type Bucket
  104
- Using Rubber Crawler
  105
- Hydraulic Breaker (Optional)
  107
- Crusher Operation (Optional)
  110
- Precautions for after Operating the Machine
  111
- Auxiliary Flow Rate Control
  112
  - (OPTIONAL) (Except ZX27U
    112
- Emergency Boom Lowering Procedure
  113
Transporting

115
- Transporting by Road
  115
- Trailer Loading/Unloading
  115
- Loading
  116
- Securing the Machine to the Trailer for Transportation
  117
- Unloading
  118
- Lifting Machine with Crane
  119
Maintenance

121
- Procedures
  121
- Prepare Machine for Inspection/Maintenance
  122
- Opening/Closing Engine Access Covers
  123
- Opening/Closing Tank Covers
  124
- Daily Inspection
  125
- Periodic Replacement of Parts
  126
- Maintenance Guide
  127
- The Brand Names of Recommended Oils and Lubricants
  130
- Greasing
  131
  - Front Joint Pins
    134
  - Bucket and Link Pins
    134
  - Blade Pins
    134
  - Precautions for Front Attachment and Blade Removal
    134
  - Swing Bearing
    135
  - Swing Internal Gear
    136
  - Control Lever Universal Joint
    136
  - Tilt Mechanism
    137
- Engine
  138
  - Engine Oil
    138
  - Change Engine Oil
    138
  - Replace Engine Oil Filter
    138
- Transmission
  140
  - Travel Reduction Gear
    140
- Hydraulic System
  142
  - Inspection and Maintenance of Hydraulic Equipment
    142
  - Check Hydraulic Oil Level
    143
  - Drain Hydraulic Oil Tank Sump
    144
  - Change Hydraulic Oil
    145
  - Clean Suction Filter
    148
  - Replace Full Flow Filter Element
    149
  - Replace Pilot Filter Element
    150
  - Check Hoses and Lines
    152
- Fuel System
  157
  - Check Water Separator
    158
  - Drain Fuel Tank Sump
    158
  - Replace Fuel Filter
    159
  - Check Fuel Hoses
    160
- Air Cleaner
  161
  - Clean the Air Cleaner Element
    161
  - Replace the Air Cleaner Element
    161
- Cooling System
  162
  - Check Coolant Level
    163
  - Check and Adjust Fan Belt Tension
    164
  - Change Coolant
    165
  - Clean Radiator Core
    166
- Electrical System
  167
  - Batteries
    167
  - Replacing Fuses
    170
- Miscellaneous
  171
  - Check Bucket Teeth for Looseness And/Or Wear
    171
  - Replace Bucket
    173
  - Adjust Track Sag (Rubber Crawler) and Check for Damage
    174
  - Replace Rubber Crawler
    176
  - Check Track Sag (Steel Crawler) (Optional)
    178
  - Check and Replace Seat Belt
    181
  - Check Air Conditioner (Machine with Cab)
    182
  - Clean and Replace Air Conditioner
    183
  - Re-Circulation Filter
    183
  - Clean Re-Circulation Filter
    183
  - Replace Re-Circulation Filter
    183
  - Clean Cab Floor
    185
  - Check Injection Nozzle
    186
  - Check and Adjust Valve Clearance
    186
  - Check Injection Timing
    186
  - Measure Engine Compression Pressure
    186
  - Check Starter and Alternator
    187
  - Check Radiator Cap
    187
  - Check Tightening Torque of Bolts and Nuts
    188
- Check Tilt Mechanism Fulcrum Bolts for Looseness
  191
- Preparation for Inspection and Maintenance
  192
- Tilting Floor down
  194
Consumable Parts List

198
Maintenance under Special Environmental Conditions

200
Storage

201
- Storing the Machine
  201
- Removing the Machine from Storage
  202
Troubleshooting

204
Specifications

205
- Specifications
  206
- Working Ranges
  210
- Shoe Types and Applications
  215
- Bucket Types and Applications
  220
Reference

225
- Additional Counterweight
  225
Index

228

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