Table Of Contents - Hitachi EX27U Operator's Manual

MACHINE NUMBERS
Machine Type and Serial Number
Product Identification Number (PIN)
SAFETY
Recognize Safety Information .............................. S1
Understand Signal Words .................................... S1
Follow Safety Instructions .................................... S2
Prepare for Emergencies ..................................... S2
Wear Protective Clothing ..................................... S3
Protect Against Noise........................................... S3
Inspect Machine ................................................... S3
Use Handholds and Steps.................................... S4
Adjust the Operator's Seat ................................... S4
Fasten Your Seat Belt .......................................... S5
Move and Operate Machine Safely ...................... S5
Operate Only from Operator's Seat ..................... S6
Jump Starting ....................................................... S6
Keep Riders Off Machine ..................................... S6
Investigate Job Site Beforehand .......................... S7
Protect Against Falling Stones and Debris........... S7
Provide Signals for Jobs Involving
Multiple Numbers of Machines....................... S8
Confirm Direction of Machine to be Driven .......... S8
Drive Machine Safely............................................ S9
Avoid Injury from Rollaway Accidents ................ S10
Avoid Injury from Back-Over
and Swing Accidents .................................... S11
Keep Person Clear from Working Area.............. S12
Never Position Bucket Over Anyone .................. S12
Avoid Undercutting ............................................. S12
Avoid Tipping...................................................... S13
Never Undercut a High Bank.............................. S13
Dig with Caution ................................................. S14
Operate with Caution.......................................... S14
Avoid Power Lines.............................................. S14
Do Not Use for Craning Operation ..................... S15
Protect Against Flying Debris ............................. S15
Park Machine Safely .......................................... S15
Handle Fluids Safely - Avoid Fires..................... S16
Safety Transporting ............................................ S17
Practice Safe Maintenance ................................ S18
Support Machine Properly.................................. S19
Stay Clear of Moving Parts................................. S19
Warn Others of Service Work ............................ S19
Prevent Parts from Flying................................... S20
Store Attachments Safely................................... S20
Prevent Burns..................................................... S21
Replace Rubber Hoses Periodically................... S21
Avoid High-Pressure Fluids................................ S22
Prevent Fires ...................................................... S23
Evacuating in Case of Fire ................................. S24
Beware of Exhaust Fumes ................................. S24
Avoid Heating Near Pressurized Fluid Lines ...... S25
Avoid Applying Heat to Lines
Containing Flammable Fluids....................... S25
CONTENTS
Remove Paint before Welding or Heating ..........S25
Prevent Battery Explosions.................................S26
Avoid Harmful Asbestos Dust .............................S26
Handle Chemical Products Safely ......................S27
Dispose of Waste Properly .................................S27
SAFETY SIGNS
COMPONENTS NAME
OPERATOR'S STATION
Pedals and Levers ...............................................1-2
Monitor Panel and Switch Panel ..........................1-3
Key Switch ...........................................................1-4
Work Light Switch................................................1-4
Monitor Panel.......................................................1-5
Alternator Indicator ..............................................1-5
Engine Oil Pressure Indicator ..............................1-5
Preheat Indicator .................................................1-6
Coolant Temperature Gauge
and Overheat Indicator ..................................1-6
Fuel Gauge and Fuel Level Indicator...................1-7
Hour Meter ...........................................................1-7
Cab Heater ..........................................................1-8
Wiper/Washer Switch ..........................................1-8
Opening and Closing Front Window ..................1-9
Emergency Exit..................................................1-10
Tool Box and Operator's Manual Box................1-11
Cab Door Release Lever ...................................1-11
Cab Light............................................................1-11
Adjusting the Operator's Seat............................1-12
Seat Belt (EX27u, EX35u) .................................1-13
Seat Belt (EX50u) ..............................................1-14
BREAK-IN
Breaking in a New Machine .................................2-1
Correct Break-In Procedures ...............................2-1
OPERATING THE ENGINE
Before Starting Engine.........................................3-1
Engine Speed Control Lever................................3-1
Starting the Engine ..............................................3-2
Check Instruments after Starting .........................3-2
Using Booster Batteries .......................................3-3
Stopping the Engine.............................................3-4
DRIVING THE MACHINE
Travel Levers .......................................................4-1
Fast Speed Travel Pedal .....................................4-2
Travel Alarm ........................................................4-2
Traveling ..............................................................4-3
Operating on Soft Ground....................................4-4
Raise One Track Using Boom and Arm ..............4-4
Towing Machine a Short Distance .......................4-5
Operating in Water or Mud ..................................4-6
Precautions for Traveling on Slopes....................4-7
..........................................S28
..............................1-1