KCM 70Z6/80Z6 Wheel Loader SN 70C7-0101 and up 80C7-0101 and up Operation & Maintenance Manual PDF

Description

KCM 70Z6/80Z6 Wheel Loader SN 70C7-0101 and up 80C7-0101 and up Operation & Maintenance Manual PN 93108-007330 – PDF DOWNLOAD

FILE DETAILS:

KCM 70Z6/80Z6 Wheel Loader SN 70C7-0101 and up 80C7-0101 and up Operation & Maintenance Manual PN 93108-007330 – PDF DOWNLOAD

Language : English
Pages : 398
Downloadable : Yes
File Type : PDF

IMAGES PREVIEW OF THE MANUAL:

TABLE OF CONTENTS:

KCM 70Z6/80Z6 Wheel Loader SN 70C7-0101 and up 80C7-0101 and up Operation & Maintenance Manual PN 93108-007330 – PDF DOWNLOAD

MACHINE NUMBERS1
SAFETYS-1
Recognize Safety InformationS-1
Understand Signal WordsS-1
Follow Safety InstructionsS-2
Prepare for EmergenciesS-3
Wear Protective ClothingS-3
Protect Against NoiseS-4
Inspect MachineS-4
General Precautions for CabS-5
Use Handrails and StepsS-6
Never Ride AttachmentS-6
Adjust Operator’s SeatS-6
Ensure Safety Before Rising from or Leaving Operator’s SeatS-7
Fasten Your Seat BeltS-7
Move and Operate Machine SafelyS-8
Handle Starting Aids SafelyS-8
Operate Only from Operator’s SeatS-9
Jump StartingS-9
Investigate Job Site BeforehandS-10
Equipment of Head Guard, ROPS, FOPSS-11
Provide Signals for Jobs Involving Multiple MachinesS-11
Keep Riders Off MachineS-12
Drive SafelyS-12
Drive Machine Safely (Work Site)S-13
Drive Safely with Bucket LoadedS-14
Drive on Snow SafelyS-14
Travel on Public Roads SafelyS-15
Avoid Injury from Rollaway AccidentsS-15
Avoid Accidents from Backing Up and TurningS-16
Avoid Positioning Bucket or Attachment Over AnyoneS-17
Avoid TippingS-17
Never Undercut a High BankS-18
Dig with CautionS-18
Perform Truck Loading SafelyS-18
Avoid Power LinesS-19
Precautions for OperationS-19
Precautions for LightningS-19
Object HandlingS-20
Protect Against Flying DebrisS-20
Park Machine SafelyS-21
Avoid Injury from Attachment Falling AccidentS-21
Transport SafelyS-22
Handle Fluids Safely−Avoid FiresS-23
Practice Safe Maintenance S-24
Warn Others of Service WorkS-25
Support Machine ProperlyS-25
Stay Clear of Moving PartsS-26
Support Maintenance ProperlyS-26
Prevent Parts from FlyingS-27
Prevent BurnsS-27
Replace Rubber Hoses PeriodicallyS-28
Avoid High-Pressure FluidsS-28
Prevent FiresS-29
Evacuating in Case of FireS-31
Beware of Exhaust FumesS-31
Precautions for Welding and GrindingS-31
Avoid Heating Near Pressurized Fluid LinesS-32
Avoid Applying Heat to Lines Containing Flammable FluidsS-32
Precautions for Handling Accumulator and Gas DamperS-32
Remove Paint Before Welding or HeatingS-33
Beware of Asbestos and Silicon Dust and Other ContaminationS-33
Prevent Battery ExplosionsS-34
Service Air Conditioning System SafelyS-34
Handle Chemical Products SafelyS-35
Dispose of Waste ProperlyS-35
Precautions for Communication TerminalS-36
Precaution for Communication Terminal EquipmentS-37
SAFETY SIGNSS-39
COMPONENTS NAME1-1
Components Name1-1
GETTING ON/OFF THE MACHINE1-2
Getting ON/OFF the Machine1-2
OPERATOR’S STATION1-3
Cab Features1-3
Front Console1-4
Right Console1-5
Fingertip Control Type1-5
Multi-Function Joystick Type1-6
Monitor Panel1-7
Service Indicator (Yellow)1-8
Parking Brake Indicator (Red)1-9
Brake Oil Low Pressure Indicator (Red)1-9
Low Steering Oil Pressure Indicator (Red) (Optional)1-9
Transmission Warning Indicator (Red)1-10
Discharge Warning Indicator (Red)1-10
Engine Trouble Indicator (Red)1-10
Overheat Indicator (Red)1-11
Engine Oil Low Pressure Indicator (Red)1-11
Air Filter Restriction Indicator (Red)1-11
Preheat Indicator (Yellow)1-12
Emergency Steering Indicator (Yellow) (Optional)1-12
Seat Belt Indicator (Red)1-13
Hydraulic Oil Temperature Indicator (Red)1-13
Transmission Oil Temperature Indicator (Red)1-13
Coolant Temperature Gauge1-14
Fuel Gauge1-14
Transmission Oil Temperature Gauge1-14
Turn Signal Indicator (Green)1-15
High Beam Indicator (Blue)1-15
Work Light Indicator (Yellow)1-15
Clearance Light Indicator (Green)1-16
Control Lever Lock Indicator (Red)1-16
Power Mode Indicator (Blue)1-16
Maintenance Indicator1-17
CONTENTS
Forward/Reverse Selector Switch Indicator (Green) (Optional)1-17
Fan Reverse Rotation Indicator (Green) (Optional)1-17
Monitor Display1-18
Forward/Reverse and Shift Position Indicator1-19
Speedometer1-21
Ride Control Indicator (Optional)1-22
ECO Indicator1-22
Machine Information Display1-23
Shifting Item to be Indicated on Machine Information Display 1-24
Resetting of Oil Change and Filter Replacement Intervals1-28
Hydraulic Oil Change Interval Hour Meter1-28
Hydraulic Oil Filter 1 Replacement Interval Hour Meter1-29
Hydraulic Oil Filter 2 Replacement Interval Hour Meter1-30
Transmission Oil Change Interval Hour Meter1-31
Transmission Oil Filter Replacement Interval Hour Meter1-32
Engine Oil Change Interval Hour Meter1-33
Engine Oil Filter Replacement Interval Hour Meter1-34
Fuel Filter Replacement Interval Hour Meter1-35
Axle Oil Change Interval Hour Meter1-36
Clock Setting Mode1-37
Clock (24H) Setting Procedures1-37
Switches, Steering Wheel and Pedals1-38
Forward/Reverse Lever/ Shift Switch1-39
Forward/Reverse Lever1-39
Shift Switch1-39
Neutral Lever Lock (for the Forward/Reverse Lever)1-40
Steering1-40
Horn Switch1-40
Turn Signal Lever1-41
Light Switch1-42
High-Low Beam Switch1-43
Key Switch1-43
Wiper Switch1-44
Wiper Operation1-44
Front/Rear Wiper Switch1-45
Hazard Switch1-46
Work Light Switch1-47
Parking Brake Switch1-48
Accelerator Pedal1-49
Brake Pedal1-49
Service Brake1-49
Clutch Cut Off Brake1-49
Tilt Lever1-50
Travel Mode Selector1-51
Clutch Cut Position Switch1-52
Shift Change Delay Mode Switch (Optional)1-53
Right Console / Switches1-54
Fingertip Control Type1-54
Control Lever1-55
Right Console / Switches1-57
Multi-Function Joystick Type1-57
Multi-Function Joystick Lever 1-58
Control Lever Lock Switch1-59
Armrest Adjust Handle1-60
1st Speed Fixed Switch1-61
Power Mode Switch1-62
Quick Power Switch1-63
Hold Switch1-64
DSS (Down Shift Switch)1-65
Ride Control Switch (Optional)1-66
AUTO1-66
OFF1-66
Fan Reverse Rotation Switch (Optional)1-67
Manual Operation 1-67
AUTO 1-68
Forward/Reverse Selector Switch (Optional)1-69
Operational Procedure1-69
Emergency Steering Operation Check Switch (Optional)1-70
Dual Lift Arm Auto Leveler (Optional)1-71
Cigar Lighter1-72
Using Cigar Lighter1-72
Using Cigar Lighter Port as External Power Source1-72
Ash Tray1-73
Auto Air Conditioner1-74
Feature1-74
Components Name1-75
Controller Part Name and Function1-76
Defroster Operation1-80
Cool Head/Warm Feet Operation1-80
Tips for Optimal Air Conditioner Usage1-81
For Rapid Cooling1-81
For Rapid Warming1-81
When Windows Become Clouded1-82
Off-Season Air Conditioner Maintenance1-82
Adjusting Operator’s Seat (Mechanical Suspension Type Seat)1-83
Adjusting Operator’s Seat (Mechanical Suspension Type Seat) (Optional)1-85
Adjusting Operator’s Seat (Air Suspension Type Seat) (Optional)1-88
Components Name1-88
Rear Tray1-93
Electric Power Output (Optional)1-93
Fuse Box1-94
Fuse Box A1-95
Fuse Box B1-95
Hot/Cool Box1-96
Tray and Drink Holder1-96
Cab1-97
Front Room Light1-99
Rear Room Light1-99
Sun Visor1-100
Emergency Exit1-100
Coat Hook1-100
Upper Switch Panel (Optional)1-101
CONTENTS
Rotary Light Switch (Optional)1-101
AM/FM Radio Operation1-102
Audio Input 1-105
Outside Rear View Mirror1-106
Room Rear View Mirror1-106
Cab Door1-106
Door Open/Close Lever1-107
Window Open/Close Levers1-107
When Fully Opening the Left Door1-108
Cab Door Release Lever1-108
Battery Disconnect Switch (Optional)1-109
Switch Operation1-110
Articulation Lock Bar1-111
Towing Pin1-112
Inspection/Maintenance Side Access Cover1-113
Rear Grille1-114
Steps1-115
Tool Box1-115
Vandal-Proof Devices1-116
Seat Belt1-118
Seat Belt1-118
Seat Pocket1-118
BREAK-IN2-1
Break-in Operation for New Machine2-1
OPERATING ENGINE3-1
Inspect Machine Daily Before Starting3-1
Check Before Starting3-3
Starting Engine3-5
Starting in Cold Weather3-7
Check After Starting3-8
Using Booster Batteries3-9
Warming Up Operation3-11
Warming Up Operation in Cold Weather3-12
Stopping Engine3-14
DRIVING MACHINE4-1
Driving the Machine4-1
Starting to Move4-2
Power Mode Switch4-6
Shift Change Delay Mode (Optional)4-7
Parking Brake Switch4-8
Drive Speed Change4-9
Changing Forward/Reverse Drive Direction4-9
Steering Wheel4-10
Emergency Steering (Optional)4-11
Stop and Restart of Driving4-12
Precautions for Driving on Slopes4-15
Precautions to be Taken if Machine Failure Occurs4-16
Stop the Machine4-17
Parking4-19
Emergency Evacuation4-20
OPERATING MACHINE5-1
Control Lever5-1
Control Lever Lock Switch5-4
Clutch Cut Position Switch5-5
Ride Control Switch (Optional)5-6
Lift Arm Kick Out5-8
Dual Lift Arm Auto Leveler (Optional)5-9
Bucket Auto Leveler5-10
Before Operation5-12
Precautions for Operation5-12
Ensure Safety When Operating on Road Shoulders5-12
Avoid Overloading5-13
Avoid Rapid Steering Changes and/or Sudden
Braking5-13
Avoid Operation with Biased Loads5-13
Excavation5-14
Grading5-16
Loading5-17
Dozing5-20
Scooping5-20
Removing Snow5-21
Lifting Wheel Loader5-21
Precautions for After Operations5-22
TRANSPORTING6-1
Transporting by Road6-1
Transporting by Trailer6-1
Loading / Unloading on Trailer6-2
Fastening Machine for Transporting6-4
Transporting Wheel Loader (Urgent Situation)6-5
Towing Method6-9
Lifting Machine6-10
MAINTENANCE7-1
Correct Maintenance and Inspection Procedures7-1
Check the Hour Meter Regularly7-3
Layout7-4
Preparations for Inspection and Maintenance7-7
Lock Frames7-9
Inspection/Maintenance Access Side Cover7-10
Rear Grille7-11
Maintenance Guide7-12
Periodic Replacement of Parts7-18
Kind of Oils7-19
A Greasing7-22
B Engine7-27
Check Engine Oil Level7-27
Change Engine Oil7-28
Replace Engine Oil Filter7-30
Check Crankcase Breather Tube7-31
Check Vibration Damper 7-32
C Power Train7-33
Check Transmission Oil Level7-33
Change Transmission Oil and Transmission Oil
Filter7-34
Change Axle Oil7-37
Check Oil Level7-38
Check Surroundings Around Axle for Oil Leaks7-39
Clean Axle Housing Air Breather7-39
D Hydraulic System7-40
Inspection and Maintenance of Hydraulic Equipment7-40
CONTENTS
Check Hydraulic Oil Level7-42
Change Hydraulic Oil/Clean Hydraulic Oil Tank7-43
Bleed Air from the Hydraulic System7-44
Clean Suction Filter7-45
Replace Pilot Oil Filter7-46
Replace Hydraulic Tank Oil Filter7-48
Replace Air Breather Element7-50
Check Pilot Circuit Accumulator Function, Gas
Leakage, Looseness, and Damage7-51
Replace Pilot Circuit Accumulator7-52
Check Ride Control Accumulator Function, Gas
Leakage, Looseness, and Damage (Optional)7-52
Check Gas Pressure in Ride Control Accumulator (Optional)7-52
Check Gas Pressure in Steering Accumulator 7-52
Check Hoses and Lines7-53
E Fuel System7-58
Check Fuel Level7-58
Drain Water and Sediment from Fuel Tank7-60
Drain Fuel Filter7-61
Bleed Air from the Fuel System7-61
Replace Fuel Main Filter Element7-62
Replace Fuel Pre-Filter Element7-63
Clean Fuel Solenoid Pump Strainer7-64
Check Fuel Hoses7-65
F AIR CLEANER7-66
Air Cleaner Outer Element7-66
Air Cleaner Inner Element7-66
Check Air Inlet System7-67
G Cooling System7-68
Check Coolant Level7-69
Check Drive Belt7-70
Check and Adjust Drive Belt Tension 7-70
Change Coolant7-71
Clean Radiator/Oil Cooler and Other Cooling
System7-72
H Electrical System7-73
Batteries7-73
Check Monitor Functions and All Other Instrument Operation7-77
Check Lights7-78
Check Horn and Reverse Buzzer7-79
Check Electrical Harnesses and Fuses7-80
Fuse Box A7-81
Fuse Box B7-81
I Brake System7-82
Check Right and Left Brake Interlocking
Performance7-82
Check Parking Brake Force7-83
Check Accumulator Function, Gas Leakage,
Looseness, and Damage7-84
Check Gas Pressure in Accumulator7-85
Check Brake Disks (Service and Parking)7-85
J Tire7-86
Check and Replace Tire (Tire Pressure)7-86
Check Tire for Damage7-86
Check Wheel Nut Torque7-87
Removal and Installation of Tire7-91
K Air Conditioner7-92
Clean/Replace Air Conditioner Circulation/Fresh
Air Filters7-92
Check Air Conditioner7-96
Check Air Conditioner Piping7-96
Check Air Conditioner Condenser7-97
Check Air Conditioner Fan Belt7-97
Check Refrigerant7-98
Check Compressor and Pulley7-98
M Miscellaneous7-99
Check Bucket Teeth and Cutting Edge7-99
Check and Replace Seat and Seat Belt7-100
Check Cab and Roof Mounting Bolts7-100
Check Windshield Washer Fluid Level7-100
Check Play Amount in Steering Wheel Stroke7-101
Check Accelerator Pedal Operation, and Exhaust
Gas Color and Noise7-102
Check Rearview Mirror and Inside Rearview
Mirror7-103
Check Steps and Handrails for Damage and
Looseness7-103
Clean Engine Compartment and Hood7-104
Check Sound Absorbing Mat Around Engine7-104
Check and Adjust Valve Clearance7-104
Retighten Front Axle and Rear Axle Support
Mounting Bolts7-105
Tightening and Retightening Torque of Nuts and
Bolts7-106
MAINTENANCE UNDER SPECIAL ENVIRONMENTAL CONDITIONS9-1
Maintenance Under Special Environmental Conditions9-1
Precautions for Maintenance During Cold Weather
Season9-2
STORAGE10-1
Storing the Machine10-1
TROUBLESHOOTING11-1
SPECIFICATIONS12-1
Specifications12-1
OPTIONAL ATTACHMENTS13-1
Hydraulic Type Quick Coupler Operation13-1
Log Grapple Operation13-4
Part Locations13-4
Operation13-4
Clamp Arm Control Lever13-4
Loading and Unloading13-5
Working Position13-7
General Work13-7
Carrying Position13-7
Picking Up Operation (One log)13-8
Truck Loading13-9
INDEX14-1

DESCRIPTION:

KCM 70Z6/80Z6 Wheel Loader SN 70C7-0101 and up 80C7-0101 and up Operation & Maintenance Manual PN 93108-007330 – PDF DOWNLOAD

Recognize Safety Information:

These are the SAFETY ALERT SYMBOLS:

• When you see these symbols on your machine or in this manual, be alert to the potential for personal injury.
• Follow recommended precautions and safe operating practices.

Follow Safety Instructions:

• Carefully read and follow all safety signs on the machine and all safety messages in this manual.
•  Safety signs should be installed, maintained and replaced when necessary.
•  If a safety sign or this manual is damaged or missing, order a replacement from your authorized dealer in the same way you order other replacement parts (be sure to state machine model and serial number when ordering).
• Learn how to operate the machine and its controls correctly and safely.
• Allow only trained, qualified, authorized personnel to operate the machine.
• Keep your machine in proper working condition.
• Unauthorized modifications of the machine may impair its function and/or safety and affect machine life.
• Do not modify any machine parts without authorization. Failure to do so may deteriorate the part safety, function, and/or service life. In addition, personal accident, machine trouble, and/or damage to material caused by unauthorized modifications will void Hitachi Warranty Policy.
• Do not use attachments and/or optional parts or equipment not authorized by Hitachi. Failure to do so may deteriorate the safety, function, and/or service life of the machine. In addition, personal accident, machine trouble, and/or damage to material caused by using unauthorized attachments and/or optional parts or equipment will void Hitachi Warranty Policy.
• The safety messages in this SAFETY chapter are intended to illustrate basic safety procedures of machines. However it is impossible for these safety messages to cover every hazardous situation you may encounter. If you have any questions, you should first consult your supervisor and/or your authorized dealer before operating or performing maintenance work on the machine

G.B 29/01/24