Hitachi Zaxis 38U-5A Manuals

Manuals and User Guides for Hitachi Zaxis 38U-5A. We have 1 Hitachi Zaxis 38U-5A manual available for free PDF download: Operator's Manual

Hitachi Zaxis 38U-5A Operator's Manual

Hitachi Zaxis 38U-5A Operator's Manual (340 pages)

Hydraulic Excavator  
Brand: Hitachi | Category: Excavators | Size: 6.61 MB
Table of contents
Enmadc3................................................................................................................................................................
Table Of Contents5................................................................................................................................................................
Machine Numbers9................................................................................................................................................................
Safety13................................................................................................................................................................
Recognize Safety Information13................................................................................................................................................................
Understand Signal Words13................................................................................................................................................................
Follow Safety Instructions14................................................................................................................................................................
Prepare For Emergencies15................................................................................................................................................................
Wear Protective Clothing15................................................................................................................................................................
Protect Against Noise16................................................................................................................................................................
Inspect Machine16................................................................................................................................................................
General Precautions For Cab17................................................................................................................................................................
Use Handrails And Steps18................................................................................................................................................................
Adjust The Operator's Seat18................................................................................................................................................................
Ensure Safety Before Rising From Or Leaving Operator's Seat19................................................................................................................................................................
Fasten Your Seat Belt19................................................................................................................................................................
Move And Operate Machine Safely20................................................................................................................................................................
Operate Only From Operator's Seat20................................................................................................................................................................
Jump Starting21................................................................................................................................................................
Keep Riders Off Machine21................................................................................................................................................................
Precautions For Operations22................................................................................................................................................................
Investigate Job Site Beforehand23................................................................................................................................................................
Install Opg Guard24................................................................................................................................................................
Restriction Of Attachment Installation25................................................................................................................................................................
Provide Signals For Jobs Involving Multiple Machines25................................................................................................................................................................
Confirm Direction Of Machine To Be Driven25................................................................................................................................................................
Drive Machine Safely26................................................................................................................................................................
Avoid Injury From Rollaway Accidents28................................................................................................................................................................
Avoid Injury From Back-over And Swing Accidents29................................................................................................................................................................
Keep Person Clear From Working Area30................................................................................................................................................................
Never Position Bucket Over Anyone30................................................................................................................................................................
Avoid Undercutting31................................................................................................................................................................
Avoid Tipping31................................................................................................................................................................
Never Undercut A High Bank32................................................................................................................................................................
Dig With Caution32................................................................................................................................................................
Operate With Caution32................................................................................................................................................................
Avoid Power Lines33................................................................................................................................................................
Precautions For Lightning33................................................................................................................................................................
Object Handling34................................................................................................................................................................
Protect Against Flying Debris34................................................................................................................................................................
Park Machine Safely35................................................................................................................................................................
Handle Fluids Safely−avoid Fires35................................................................................................................................................................
Transport Safely36................................................................................................................................................................
Practice Safe Maintenance37................................................................................................................................................................
Warn Others Of Service Work38................................................................................................................................................................
Support Machine Properly39................................................................................................................................................................
Stay Clear Of Moving Parts39................................................................................................................................................................
Prevent Parts From Flying40................................................................................................................................................................
Avoid Injury From Attachment Falling Accident40................................................................................................................................................................
Prevent Burns41................................................................................................................................................................
Replace Rubber Hoses Periodically42................................................................................................................................................................
Avoid High-pressure Fluids42................................................................................................................................................................
Prevent Fires43................................................................................................................................................................
Evacuating In Case Of Fire45................................................................................................................................................................
Beware Of Exhaust Fumes45................................................................................................................................................................
Precautions For Welding And Grinding46................................................................................................................................................................
Avoid Heating Near Pressurized Fluid Lines47................................................................................................................................................................
Avoid Applying Heat To Lines Containing Flammable Fluids47................................................................................................................................................................
Precautions For Handling Accumulator And Gas Damper47................................................................................................................................................................
Remove Paint Before Welding Or Heating48................................................................................................................................................................
Beware Of Asbestos And Silicon Dust And Other Contamination48................................................................................................................................................................
Prevent Battery Explosions49................................................................................................................................................................
Service Air Conditioning System Safely49................................................................................................................................................................
Handle Chemical Products Safely50................................................................................................................................................................
Dispose Of Waste Properly50................................................................................................................................................................
Never Ride Attachment51................................................................................................................................................................
Precautions For Communication Terminal51................................................................................................................................................................
Precaution For Communication Terminal Equipment52................................................................................................................................................................
Safety Signs54................................................................................................................................................................
Components Name67................................................................................................................................................................
Getting On/off The Machine68................................................................................................................................................................
Operator's Station69................................................................................................................................................................
Layout69................................................................................................................................................................
Key Switch71................................................................................................................................................................
Switch Panel71................................................................................................................................................................
Monitor72................................................................................................................................................................
Feature72................................................................................................................................................................
Screen Configuration72................................................................................................................................................................
Basic Screen73................................................................................................................................................................
Indicators74................................................................................................................................................................
Overheat Indicator (1)74................................................................................................................................................................
Engine Oil Pressure Indicator (2)74................................................................................................................................................................
Alternator Indicator (3)74................................................................................................................................................................
Fuel Level Indicator (4)74................................................................................................................................................................
How To Use Screens75................................................................................................................................................................
Displaying Basic Screen75................................................................................................................................................................
Hour Meter79................................................................................................................................................................
Clock79................................................................................................................................................................
Fuel Gauge79................................................................................................................................................................
Coolant Temperature Gauge79................................................................................................................................................................
Operating Status Icon Display79................................................................................................................................................................
Alarm Occurrence Screen80................................................................................................................................................................
Error Display Screen80................................................................................................................................................................
Warning Display Screen80................................................................................................................................................................
Alarm List Display81................................................................................................................................................................
Contents Of Alarms82................................................................................................................................................................
Error Code82................................................................................................................................................................
Warning Codes82................................................................................................................................................................
Dtc Code List84................................................................................................................................................................
Main Menu (menu)86................................................................................................................................................................
Clock Adjustment87................................................................................................................................................................
Display Mode Setting89................................................................................................................................................................
Trip90................................................................................................................................................................
Functions Of Trip Meter90................................................................................................................................................................
Displaying Trip Meter (1)91................................................................................................................................................................
Displaying Trip Meter (2)93................................................................................................................................................................
Change Trip Meter Set Time94................................................................................................................................................................
Brightness Adjustment96................................................................................................................................................................
Heater Operation (zx33u-5a, 38u-5a, 48u-5a, 55u-5a)98................................................................................................................................................................
Name And Function Of Each Part Of Control Panel98................................................................................................................................................................
Heating Operation99................................................................................................................................................................
Defroster Operation99................................................................................................................................................................
Tips For Optimal Heater Usage100................................................................................................................................................................
When Windows Become Clouded100................................................................................................................................................................
Air Conditioner Operation (optional)101................................................................................................................................................................
Cooling Operation102................................................................................................................................................................
Tips For Optimal Air Conditioner Usage103................................................................................................................................................................
For Rapid Cooling103................................................................................................................................................................
Off-season Air Conditioner Maintenance103................................................................................................................................................................
Radio (cab Equipped Machine) (optional)104................................................................................................................................................................
Am/fm Radio Operation (cab Equipped Machine)105................................................................................................................................................................
Part Name And Function105................................................................................................................................................................
Radio Operation105................................................................................................................................................................
Tuning Procedure106................................................................................................................................................................
Station Presetting Procedure106................................................................................................................................................................
Deletion Of Preset Memory106................................................................................................................................................................
Sound Adjustment107................................................................................................................................................................
Digital Clock Setting Procedure107................................................................................................................................................................
Door Lock Release Lever (cab Equipped Machine)108................................................................................................................................................................
Opening Upper Front Window (cab Equipped Machine)109................................................................................................................................................................
Front Window109................................................................................................................................................................
Removing And Storing Lower Front Window109................................................................................................................................................................
Adjusting The Seat110................................................................................................................................................................
Seat Fore-aft Adjustment110................................................................................................................................................................
Tool Box110................................................................................................................................................................
Seat Back Box110................................................................................................................................................................
Emergency Exit (cab Equipped Machine)111................................................................................................................................................................
Seat Belt112................................................................................................................................................................
Room Lamp (cab Equipped Machine)112................................................................................................................................................................
Break-in113................................................................................................................................................................
Breaking In New Machine113................................................................................................................................................................
Operating The Engine115................................................................................................................................................................
Inspect Machine Daily Before Starting115................................................................................................................................................................
Before Starting Engine116................................................................................................................................................................
Starting The Engine117................................................................................................................................................................
Check Instruments After Starting Engine119................................................................................................................................................................
Using Booster Battery120................................................................................................................................................................
Stopping The Engine122................................................................................................................................................................
Driving The Machine123................................................................................................................................................................
Travel Levers And Pedals (optional)123................................................................................................................................................................
Travel Mode Switch125................................................................................................................................................................
Traveling126................................................................................................................................................................
Traveling On Soft Ground127................................................................................................................................................................
Raise One Track By Using Boom And Arm128................................................................................................................................................................
Towing Machine129................................................................................................................................................................
Operating In Water Or Mud130................................................................................................................................................................
Precautions For Traveling On Slopes131................................................................................................................................................................
Parking The Machine On Slopes132................................................................................................................................................................
Parking The Machine132................................................................................................................................................................
Operating The Machine133................................................................................................................................................................
Control Lever (iso Pattern)133................................................................................................................................................................
Boom-swing Pedal134................................................................................................................................................................
Blade Lever135................................................................................................................................................................
Precautions For Blade Operation136................................................................................................................................................................
Pilot Control Shut-off Lever137................................................................................................................................................................
Warming Up Operation139................................................................................................................................................................
Engine Speed Control140................................................................................................................................................................
Auto-idle141................................................................................................................................................................
Auto-idle On/off142................................................................................................................................................................
Power Mode143................................................................................................................................................................
Overload Alarm Selector (optional)144................................................................................................................................................................
Operating Backhoe145................................................................................................................................................................
Grading Operation146................................................................................................................................................................
Avoid Abusive Operation147................................................................................................................................................................
Avoid Excavation Using Upperstructure And/or Boom Swing Power147................................................................................................................................................................
Avoid Driving Bucket Teeth Into Ground148................................................................................................................................................................
Avoid Striking With Bucket148................................................................................................................................................................
Boom Cylinder May Hit Blade149................................................................................................................................................................
Avoid Hitting Blade With Bucket150................................................................................................................................................................
Avoid Colliding Blade Against Rocks150................................................................................................................................................................
Avoid Colliding Boom Cylinder With Track150................................................................................................................................................................
Precautions For Installing Wide Bucket Or Special Type Bucket150................................................................................................................................................................
Use Correct Track Shoe151................................................................................................................................................................
Using Rubber Crawler152................................................................................................................................................................
Avoid Other Than Specified Machine Operations154................................................................................................................................................................
Shackle Bracket Usage155................................................................................................................................................................
Emergency Boom Lowering Procedure156................................................................................................................................................................
Releasing Hose Rupture Valve (machine Equipped With Hose Rupture Valve) (optional)157................................................................................................................................................................
Precautions For After Operations159................................................................................................................................................................
Transporting161................................................................................................................................................................
Transporting By Road161................................................................................................................................................................
Loading/unloading On A Truck162................................................................................................................................................................
Fastening Machine For Transporting165................................................................................................................................................................
Unloading166................................................................................................................................................................
Lifting Machine167................................................................................................................................................................
Maintenance169................................................................................................................................................................
Correct Maintenance And Inspection Procedures169................................................................................................................................................................
Check The Hour Meter Regularly170................................................................................................................................................................
Maintenance Guide Table172................................................................................................................................................................
Preparations For Inspection And Maintenance175................................................................................................................................................................
Access Covers176................................................................................................................................................................
Maintenance Guide179................................................................................................................................................................
Periodic Replacement Of Parts183................................................................................................................................................................
Kind Of Oils184................................................................................................................................................................
Recommended Engine Oil184................................................................................................................................................................
Greasing187................................................................................................................................................................
Front Joint Pins187................................................................................................................................................................
Bucket187................................................................................................................................................................
Swing Post And Others187................................................................................................................................................................
Blade Pins189................................................................................................................................................................
Swing Bearing190................................................................................................................................................................
Swing Internal Gear191................................................................................................................................................................
Control Lever Universal Joint191................................................................................................................................................................
Engine192................................................................................................................................................................
Engine Oil Level192................................................................................................................................................................
Change Engine Oil193................................................................................................................................................................
Replace Engine Oil Filter193................................................................................................................................................................
Transmission196................................................................................................................................................................
Travel Reduction Gear196................................................................................................................................................................
D. Hydraulic System199................................................................................................................................................................
Inspection And Maintenance Of Hydraulic Equipment199................................................................................................................................................................
Check Hydraulic Oil Level203................................................................................................................................................................
Drain Hydraulic Oil Tank Sump204................................................................................................................................................................
Change Hydraulic Oil205................................................................................................................................................................
Suction Filter Cleaning205................................................................................................................................................................
Replace Full-flow Filter209................................................................................................................................................................
Replace Pilot Oil Filter Element211................................................................................................................................................................
Check Hoses And Lines213................................................................................................................................................................
E. Fuel System220................................................................................................................................................................
Recommended Fuel220................................................................................................................................................................
Check Fuel Level221................................................................................................................................................................
Check Water Separator222................................................................................................................................................................
Bleed Air From Fuel System222................................................................................................................................................................
Drain Fuel Tank Sump223................................................................................................................................................................
Replace Fuel Main Filter Element224................................................................................................................................................................
Replace Fuel Pre-filter Element (optional)225................................................................................................................................................................
Check Fuel Hoses227................................................................................................................................................................
Air Cleaner228................................................................................................................................................................
Clean Air Cleaner Outer Element228................................................................................................................................................................
Replace Air Cleaner Outer And Inner Elements228................................................................................................................................................................
Replace Air Cleaner Inner Element (optional)228................................................................................................................................................................
G. Cooling System230................................................................................................................................................................
Check Coolant Level231................................................................................................................................................................
Check And Adjust Fan Belt Tension232................................................................................................................................................................
Change Coolant235................................................................................................................................................................
Clean Radiator/oil Cooler Core237................................................................................................................................................................
Clean Air Conditioner Condenser238................................................................................................................................................................
Clean Air Conditioner Condenser Front Screen238................................................................................................................................................................
H. Electrical System239................................................................................................................................................................
Batteries239................................................................................................................................................................
Check Electrolyte Specific Gravity242................................................................................................................................................................
Replacing Fuses243................................................................................................................................................................
Miscellaneous244................................................................................................................................................................
Check And Replace Bucket Teeth244................................................................................................................................................................
Change Bucket246................................................................................................................................................................
Adjust Track Sag (rubber Crawler) And Check For Damage247................................................................................................................................................................
Check Rubber Track For Damage247................................................................................................................................................................
Replace Rubber Crawler249................................................................................................................................................................
Removing Rubber Crawler249................................................................................................................................................................
Installing Rubber Crawler250................................................................................................................................................................
Check Track Sag (steel Crawler) (optional)251................................................................................................................................................................
Converting The Track253................................................................................................................................................................
Check And Replace Seat Belt254................................................................................................................................................................
Check Air Conditioner (cab Equipped Machine)255................................................................................................................................................................
Clean And Replace Heater / Air Conditioner Filter258................................................................................................................................................................
Clean Circulating Air Filter258................................................................................................................................................................
Replace Circulating Air Filter258................................................................................................................................................................
Clean Fresh Air Filter260................................................................................................................................................................
Replace Fresh Air Filter260................................................................................................................................................................
Clean Cab Floor262................................................................................................................................................................
Check, Clean And Function Check Of Injection Nozzle263................................................................................................................................................................
Inspect And Adjust Valve Clearance263................................................................................................................................................................
Check And Adjust Injection Timing263................................................................................................................................................................
Measure Engine Compression Pressure263................................................................................................................................................................
Check Starter And Alternator263................................................................................................................................................................
Check Crankcase Breather263................................................................................................................................................................
Check Radiator Cap263................................................................................................................................................................
Tightening And Retightening Torque Of Bolts And Nuts264................................................................................................................................................................
Maintenance Under Special Environmental Conditions271................................................................................................................................................................
Maintenance Under Special Environmental Conditions272................................................................................................................................................................
Storage273................................................................................................................................................................
Storing The Machine273................................................................................................................................................................
Troubleshooting275................................................................................................................................................................
Specifications283................................................................................................................................................................
Std. Specification283................................................................................................................................................................
Working Ranges284................................................................................................................................................................
Shoe Types And Applications285................................................................................................................................................................
Bucket Types And Applications Zx33u-5a286................................................................................................................................................................
Bucket Types And Applications Zx38u-5a290................................................................................................................................................................
Bucket Types And Applications Zx48u-5a294................................................................................................................................................................
Bucket Types And Applications Zx55u-5a298................................................................................................................................................................
Bucket Types And Applications Zx65usb-5a302................................................................................................................................................................
Optional Attachment303................................................................................................................................................................
Hydraulic Breaker, Hydraulic Crusher And Quick Coupler303................................................................................................................................................................
Attachment304................................................................................................................................................................
Piping For Breaker And Crusher (optional)305................................................................................................................................................................
Attachment Pedal (hydraulic Breaker) (optional)306................................................................................................................................................................
Precautions For Breaker Operation307................................................................................................................................................................
Attachment Pedal (hydraulic Crusher) (optional)311................................................................................................................................................................
Precautions For Crusher Operation312................................................................................................................................................................
Aux Function Lever For Extra Piping (optional)315................................................................................................................................................................
Auxiliary Flow Rate Control (optional)316................................................................................................................................................................
Control Lever (h-pattern: Hitachi Excavator Pattern)317................................................................................................................................................................
Control Lever Sae-backhoe Pattern318................................................................................................................................................................
Fuel Feed Device (optional) (zx48u-5a, 55u-5a, 65usb-5a)319................................................................................................................................................................
Numeric Keypad Lock (optional)320................................................................................................................................................................
Additional Counterweight327................................................................................................................................................................
Cab Tilting Mechanism328................................................................................................................................................................
Check Tilt Mechanism Fulcrum Bolts And Working Screw Lock Nut335................................................................................................................................................................
Index337................................................................................................................................................................

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