Komatsu PC450LC-8 Hydraulic Excavator Operation & Maintenance Manual
397 pages · Publication CEAM021902
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- Models
- PC450LC-8
- Serial coverage
- PC450LC-8 A10001 and up
- Manual type
- Operation & Maintenance Manual
- Pages
- 397
- Publication
- CEAM021902
- Condition
- Brand new
What's inside
From the manual's own table of contents: 315 topics. See sample pages (PDF, 407 KB)
- FOREWORD
- SAFETY INFORMATION
- INTRODUCTION
- Directions Of Machine
- Visibility From Operator's Seat
- Proximity Visibility
- m Circumference Visibility
- Breaking-in The New Machine
- Product Information
- Product Identification Number (PIN)/machine Serial No. Plate
- EPA Regulations, Engine Number Plate
- Service Meter Location
- Your Machine Serial Numbers And Distributor
- SAFETY AND WARNING DECALS
- Location Of The Safety Decals
- Safety Labels
- Optional Systems Decal
- Optional Decal Locations
- GENERAL PRECAUTIONS COMMON TO OPERATION AND MAINTENANCE
- Precautions Before Starting Operation
- Ensuring Safe Operation
- Understanding The Machine
- Preparations For Safe Operation
- Precautions Regarding Safety-related Equipment
Show all 315 topics
- Inspecting Machine
- Safety Rules
- If Problems Are Found
- Working Wear And Personal Protective Items
- Fire Extinguisher And First Aid Kit
- Safety Equipment
- Keep Machine Clean
- Keep Operator's Compartment Clean
- Leaving Operator's Seat With Lock
- Handrails And Steps
- Precautions When Working In High Places
- Mounting And Dismounting
- No Persons On Attachments
- Do Not Get Caught In Articulated Portion
- Burn Prevention
- Protection Against Falling Or Flying Objects
- Fire Prevention And Explosion Prevention
- Action If Fire Occurs
- Windshield Washer Fluid
- Falling Objects, Flying Objects And Intruding Objects Prevention
- Attachment Installation
- Attachment Combinations
- Cab Window Glasses
- Unauthorized Modifications
- Safety At Jobsite
- Working On Loose Ground
- Distance To High Voltage Cables
- Ensure Good Visibility
- Ventilation For Enclosed Area
- Signalman's Signal And Signs
- Emergency Exit From Operator's Cab
- Asbestos Dust Hazard Prevention
- SAFETY MACHINE OPERATION
- Starting Engine
- Checks Before Starting Engine
- Safety Rules For Starting Engine
- Starting Engine In Cold Weather
- OPERATION
- Checks Before Operation
- Safety Rules For Changing Machine Directions
- Safety Rules For Traveling
- Traveling On Slopes
- Operations On Slopes
- Prohibited Operations
- Operations On Snow
- Parking Machine
- TRANSPORTATION
- Loading And Unloading
- Shipping The Machine
- BATTERY
- Battery Hazard Prevention
- Starting Engine With Booster Cables
- TOWING
- Safety Rules For Towing
- LIFTING OBJECTS WITH BUCKET
- Safety Rules For Lifting Objects
- SAFETY MAINTENANCE INFORMATION
- Warning Tag
- Keep Work Place Clean And Tidy
- Appoint Leader When Working With Others
- Stop Engine Before Carrying Out Maintenance
- Two Workers For Maintenance When Engine Is Running
- Proper Tools
- Accumulator, Gas Spring
- Personnel
- Attachments
- Work Under The Machine
- Noise
- When Using Hammer
- Welding Works
- Removing Battery Terminals
- Safety First When Using High-pressure Grease To Adjust Track Tension
- Do Not Disassemble Recoil Springs
- Safety Rules For High-pressure Oil
- Precaution For High Fuel Pressure
- Safety Handling High-pressure Hoses
- Precaution For High Voltage
- Waste Materials
- Air Conditioner Maintenance
- Compressed Air
- Periodic Replacement Of Safety Critical Parts
- MACHINE VIEW ILLUSTRATIONS
- OVERALL MACHINE VIEW
- Controls And Gauges
- Machine Monitor
- DETAILED CONTROLS AND GAUGES
- Monitoring System
- Basic Operation Of Machine Monitor
- Emergency Monitors
- Caution Monitors
- Basic Check Monitors
- Meter Display Portion
- Gauges And Meter
- Monitor Switches Portion
- Maintenance Selector Switch
- SWITCHES
- CONTROL LEVERS AND PEDALS
- SUN ROOF
- WINDSHIELD
- EMERGENCY ESCAPE HAMMER
- DOOR LOCK
- CAP WITH LOCK
- DRINK BOX
- MAGAZINE BOX
- ASHTRAY
- AIR CONDITIONER CONTROLS
- Air Conditioner Control Panel
- Method Of Operation
- Automatic Operation
- Stopping Automatic Operation
- Manual Operation
- Stopping Manual Operation
- Operation With Cold Air To Face And Warm Air To Feet
- Defroster Operation
- RADIO
- Control Panel
- Controls Of Radio
- AUXILIARY ELECTRIC POWER
- 24v Power Source
- 12v Power Source
- FUSE
- FUSIBLE LINK
- CONTROLLER
- TOOL BOX
- GREASE PUMP HOLDER
- FIRE EXTINGUISHER
- MACHINE OPERATIONS AND CONTROLS
- Before Starting Engine
- Walk-around Checks
- Checks Before Starting
- Adjustment
- Seat Adjustment
- Adjusting Angle Of Rear View Camera
- Rear View Mirrors
- Seat Belt
- Operations Before Starting Engine
- After Starting Engine
- Engine Warm Up
- Hydraulic System Warm-up
- Operation After Completion Of Warming-up Operation
- Stopping The Engine
- MACHINE OPERATION
- Preparations For Moving The Machine
- Moving Machine Forward
- Moving Machine Backward
- Stopping Machine
- Steering The Machine
- Swinging
- Work Equipment Controls And Operations
- Working Mode
- General Operation Information
- Escape From Mud
- Recommended Applications
- BUCKET REPLACEMENT AND INVERSION
- Replacement
- Inversion
- MACHINE INSPECTION AFTER DAILY WORK
- Locking
- Transportation Procedure
- Long Distance Transport Mode
- Normal Mode Display
- Long Distance Transport Mode Display
- Loading And Unloading With Trailer
- Loading
- Securing Machine
- Unloading
- LIFTING MACHINE
- TRANSPORTATION POSTURE
- PROCEDURE FOR INCREASING OR REDUCING TRACK FRAME GAUGE
- COLD WEATHER OPERATION
- AFTER DAILY WORK COMPLETION
- AFTER COLD WEATHER SEASON
- LONG TERM STORAGE
- Before Storage
- During Storage
- After Storage
- Starting Machine After Long-Term Storage
- TROUBLES AND ACTIONS
- Running Out Of Fuel
- Phenomena That Are Not Failures
- Towing The Machine
- Lightweight Towing Hole
- Severe Job Condition
- Discharged Battery
- OTHER TROUBLE
- Electrical System
- Chassis
- Engine
- Electronic Control System
- MAINTENANCE INFORMATION
- OUTLINE OF SERVICE
- HANDLING OIL, FUEL, COOLANT, AND PERFORMING OIL CLINIC
- Fuel
- Coolant And Water For Dilution
- Grease
- Carrying Out KOWA (Komatsu Oil Wear Analysis)
- KOWA Analysis Items
- Oil Sampling
- Storing Oil And Fuel
- Filters
- Electric System Maintenance
- WEAR PARTS
- Wear Parts List
- RECOMMENDED FUEL, COOLANT, AND LUBRICANT
- TIGHTENING TORQUE SPECIFICATIONS
- Tightening Torque List
- SAFETY CRITICAL PARTS
- Safety Critical Parts List
- MAINTENANCE SCHEDULE
- Maintenance Schedule Chart
- Maintenance Interval For Hydraulic Breaker
- MAINTENANCE PROCEDURE
- Initial 1000 Hours Maintenance (Only After The First 1000 Hours)
- When Required
- Check, Clean And Replace Air Cleaner Element
- Clean Inside Of Cooling System
- Check And Tighten Track Shoe Bolts
- Check And Adjust Track Tension
- Replace Bucket Teeth (Vertical Pin Type)
- Replace Bucket Teeth (Horizontal Pin Type)
- Replace Bucket Side Cutter, Shroud
- Adjust Bucket Clearance
- Check Window Washer Fluid Level, Add Fluid
- Check And Maintenance Air Conditioner
- Wash Washable Floor
- Check Gas Spring
- Bleeding Air From Hydraulic System
- Check Before Starting
- Every 50 Hours Maintenance
- Lubricating
- Every 250 Hours Maintenance
- Lubricate Swing Circle
- Check Oil Level In Swing Machinery Case, Add Oil
- Check Oil Level In Final Drive Case, Add Oil
- Check Level Of Battery Electrolyte
- Check Fan Belt, Alternator Belt Tension, Adjust
- Check Air Conditioner Compressor Belt Tension, Adjust
- Every 500 Hours Maintenance
- Replace Fuel Pre-filter Cartridge
- Check Swing Pinion Grease Level, Add Grease
- Change Oil In Engine Oil Pan, Replace Engine Oil Filter Cartridge
- Clean Air Conditioner Fresh/recirc Filters
- Replace Breather Element In Hydraulic Tank
- Every 1000 Hours Maintenance
- Replace Fuel Main Filter Cartridge
- Replace Hydraulic Oil Filter Element
- Change Oil In Swing Machinery Case
- Check Oil Level In Damper Case, Add Oil
- Check All Tightening Points Of Engine Exhaust Pipe Clamps
- Check Nitrogen Gas Charge Pressure In Accumulator (For Breaker)
- Replace Hydraulic Tank Additional Breather Element
- Replace Corrosion Resistor Cartridge (If Equipped)
- Every 2000 Hours Maintenance
- Change Oil In Final Drive Case
- Clean Hydraulic Tank Strainer
- Checking Charge Pressure Of Nitrogen Gas In Accumulator (For Control Circuit)
- Checking Function Of Accumulator
- Releasing Pressure In Hydraulic Circuit
- Check Alternator
- Check Engine Valve Clearance, Adjust
- Check Vibration Damper
- Every 4000 Hours Maintenance
- Check Water Pump
- Check Starting Motor
- Replace Accumulator (For Control Circuit)
- Check For Looseness Of High-pressure Piping Clamp, Hardening Of Rubber
- Check For Missing Fuel Spray Prevention Cap, Hardening Of Rubber
- Every 5000 Hours Maintenance
- Change Oil In Hydraulic Tank
- Every 8000 Hours Maintenance
- Replace High-pressure Piping Clamp
- Replace Fuel Spray Prevention Cap
- SPECIFICATIONS
- GENERAL PRECAUTIONS FOR SAFETY
- Precautions When Selecting
- Read The Instruction Manual Thoroughly
- Precautions When Removing Or Installing
- Precautions When Using
- BUCKET WITH HOOK
- Hook Condition
- MACHINE READY FOR ATTACHMENT
- Locations
- ATTACHMENT REMOVAL AND INSTALLATION
- Attachment Removal
- ATTACHMENT OPERATIONS
- ATTACHMENT GUIDE
- Track Shoes Selection
- Selecting Shoes
- RECOMMENDED ATTACHMENT OPERATIONS
- Hydraulic Breaker
- HANDLING MACHINES EQUIPPED WITH KOMTRAX
Inside this manual
Real pages from this operation & maintenance manual (397 pages). Open the sample pages (PDF, 405 KB)
- Controls and operation, page 144: Travel Levers
- Specifications, page 258: Work Equipment
- Maintenance, page 336: MAINTENANCE
Other manuals for this machine
Save 10% on 2 manuals, 15% on 3 or more. Other manuals for the PC450LC-8 are listed below. Editions cover different serial number ranges: check the serial coverage and tick only the ones that match your machine.
This manual: Operation & Maintenance Manual CEAM021902$69.97
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This is an operator's manual
Here's how it compares to the other manual types.
Service manual
Factory repair procedures and technical information such as specifications, troubleshooting, and wiring and hydraulic diagrams, for the models and systems the manual covers. See What's inside for its topics.
This manual
Operator's manual
Safe operation, controls, maintenance schedules, lubrication points, inspections, and basic checks. Repair procedures are in the service manual.
Parts manual
Illustrated diagrams with factory part numbers for identifying components and ordering parts. Repair procedures are in the service manual.
What it's used for
Factory manual for in-house farm and construction shop use. Straightforward, complete, and easy to follow. It contains the OEM information dealership service departments and parts counters use to diagnose problems, identify components, and perform maintenance or repairs correctly.
Service shops and owner/operators who repair their own equipment
Identifying correct parts and seeing how assemblies come apart and go back together
Keeping equipment running with less downtime
Factory manual, 397 pages
Quantity one is the manual described above.
Fast free USA shipping
Ships in 1 business day.
60-day returns
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Binder not included
Manuals over about 300 pages may need a standard 3-ring binder, which you can buy locally to keep the pages organized for shop use.
Other editions and similar models
Questions about model, serial number, engine coverage or contents? Contact us before purchasing and we'll help confirm it's the right manual. Please verify the manual type, machine model, serial number range and engine coverage before purchasing: manuals ordered in error carry a 20% restocking fee (return policy).