Name: Komatsu PC14R-3
Brand: Komatsu
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Operation & Maintenance

Manual

WEAM009300

Unsafe use of this machine may cause serious injury

or death. Operators and maintenance personnel

must read this manual before operating or

maintaining this machine.

This manual should be kept inside the cab for

reference and periodically reviewed by all personnel

who will come into contact with the machine.

WARNING

PC14R-3HS

HYDRAULIC EXCAVATOR

SERIAL NUMBER

PC14R-3 F40003 and up

PC14R-3

PC14R-3HS F50003 and up

Foreword 1.1 Foreword3
Information on Safety4
Introduction6
- Intended Use of the Machine6
- Improper or Unauthorized Uses6
- Main Characteristics6
- Running-In7
- Positions and Directions of the Machine7
Product Identification8
- Machine Serial Number8
- Machine Identification Plate and Product Identification Number (Pin)8
- Engine Serial Number and Exhaust Gas Emission Plate9
- Travel Reduction Gear Serial Number9
- Swing Reduction Gear Serial Number10
- Cab Serial Number10
- Serial Numbers and Dealer's Address11
Komtrax System12
- General Precautions12
- Table of Contents13
Safety and Accident Prevention19
Safety, Noise and Vibration Plates20
- Position of the Safety Plates20
- Pictograms and Relevant Meanings21
- Position of the Noise Plates on Machines with Canopy26
- Position of the Noise Plates on Machines with Cab27
- Vibrations to Which the Operator Is Subjected27
General Precautions28
- General Safety Rules28
- Safety Devices and Guards28
- Clothing and Personal Protection Items28
- Unauthorized Modifications29
- Leaving the Operator Seat29
- Getting on and off the Machine31
- Preventing Fires Due to Fuel and Oil32
- Preventing Burns32
- Preventing Damage Due to Asbestos Powder33
- Preventing Damage Caused by the Work Equipment33
- Fire Extinguishers and First Aid Kit33
- Precautions Concerning the Rops Structure34
- Precautions Concerning the Cab Structure34
- Precautions Concerning the Equipment34
Precautions to be Taken before Starting the Engine35
- Safety at the Work Site35
- Fire Prevention35
- Precautions Concerning the Operator Seat35
- Room Ventilation36
- Precautions to be Taken for the Lights36
- Cleaning the Windows and Checking the Windshield Wiper Blades36
Precautions to be Taken When Working37
- Starting the Engine37
- Check the Direction before Starting the Machine37
- Hand Signals38
- Checks for Travelling in Reverse43
- Moving the Machine43
- Moving on Slopes44
- Working on Slopes45
- Unauthorized Operations45
- Preventing Electrocution47
- Visibility47
- Working on Icy or Snow-Covered Surfaces47
- Preventing Damage Caused by the Work Equipment48
- Working on Loose Ground48
- Parking the Machine48
Transporting the Machine on Motor Vehicles49
- Loading and Unloading the Machine49
- Transporting the Machine49
Battery50
- Preventing Risks that May be Due to the Battery50
- Starting with Booster Cables50
Precautions for the Removal of the Machine51
Precautions for Maintenance52
- Warning Plates52
- Tools52
- Maintenance Staff52
- Equipment53
- Working under the Machine53
- Cleaning the Machine53
- Use of the Engine During Maintenance54
- Periodical Change of the Parts that Are Critical for Safety54
- Stop the Engine before Carrying out any Maintenance Operation or Inspection54
- Rules to be Followed When Refuelling or Adding Oil55
- Checking the Coolant Level in the Radiator55
- Using Lamps55
- Precautions to be Taken When Handling the Battery and the Alternator56
- Precautions Concerning the Starter56
- Handling High-Pressure Hoses56
- Precautions to be Taken When Handling High-Pressure Oil57
- Precautions for Maintenance Operations at High Temperatures and High Pressure57
- Precautions to be Taken When Using High-Pressure Grease to Adjust the Track Tension58
- Do Not Remove the Shock Absorbing Spring from the Shock Absorber Unit58
- Hydraulic Accumulator58
- Cooling Fan and Belt59
- Waste Materials59
- Compressed Air59
- Periodical Change of the Parts that Are Critical for Safety59
- Precautions to be Taken When Handling Technopolymers and Elastomers60
- Precautions to be Taken When Using Synthetic Biodegradable Oil Type Hees60
The Machine and Its Operations61
Machine Illustrations62
- Overall View of the Machine62
- Controls and Gauges63
Instruments and Controls64
- Warning Lights and Gauges64
- Switches and Push Buttons69
- Control Levers and Pedals74
- CAB (if Provided)82
- Coverswith Lock87
- Engine Hood88
- Radiator Cover89
- Battery Cover90
- TILTING the CAB FLOOR (Machines with Canopy)91
- TILTING the CAB FLOOR (Machines with Cab)94
- Fuses98
- Main Fuse99
- Technical Documentation Compartment99
- Tool Box99
Use of the Machine and Related Controls100
- Before Starting the Engine100
- Starting the Engine112
  - Starting with Warm Engine or in Warm Climates112
  - Starting with Cold Engine or in Cold Climates114
- After Starting the Engine116
  - Running in a New Machine116
  - Warming-Up Operations117
- Stopping the Engine119
- How to Move the Machine120
- Steering the Machine124
  - Steering (Changing Direction)124
- Swinging the Turret126
- Work Equipment Controls and Functions127
- Unauthorized Operations130
- Precautions for Use132
- Precautions to be Taken When Travelling on Slopes134
- Getting the Machine out of Mud136
- Operations that Can be Performed with the Hydraulic Excavator137
- Changing the Bucket139
- Parking the Machine140
- Checking the Machine Every Day after Work142
  - Before Stopping the Engine142
  - After Stopping the Engine142
- Locking the Machine142
- RUBBER TRACKS (Machines Equipped with Rubber Tracks Only)143
Transporting the Machine148
- Transport Procedure148
- Loading and Unloading the Machine148
- Lifting the Machine154
Using the Machine in the Cold Season157
- Precautions to be Taken When Using the Machine in the Cold Season157
- Ventilation and Heating159
- Precautions to be Taken Every Day at the End of Work160
- How to Proceed at the End of the Cold Season160
Long Periods of Inactivity161
- Before a Period of Inactivity161
- During a Period of Inactivity161
- After a Period of Inactivity161
- Recommendations for Machines Equipped with Komtrax System During Long Periods of Inactivity162
Troubleshooting163
- If Fuel Runs out Completely163
- Occurrences that Are Not Failures163
- Removing the Machine163
- Precautions to be Taken When Working in Particular Conditions164
- If the Battery Is down164
- Other Troubles168
Maintenance171
Guide to Maintenance172
Maintenance Notes174
- Oil, Fuel and Coolant174
- Notes on the Maintenance of the Electrical System178
- Notes on the Maintenance of the Hydraulic System178
- Maintenance Notes Regarding Lubrication178
Parts Subject to Wear179
- List of the Parts Subject to Wear179
Fuel, Coolant and Lubricants180
- Coolant181
- Approved Synthetic Biodegradable Lubricants Type Hees182
Tightening Torques183
- Standard Tightening Torques for Screws and Nuts183
- Standard Tightening Torques for Hoses with Orfs184
Lubrication185
- Lubrication Diagram185
Periodical Change of Safety-Related Components186
- Safety-Related Parts187
Maintenance Plan188
- Maintenance Intervals in Case of Use of the Hydraulic Breaker189
  - Changing the Hydraulic Oil Filter189
Bchanging the HYDRAULIC OIL187189
Maintenance Procedures190
- When Required190
- Checks to be Carried out before Starting the Engine206
- Maintenance after the First 50 Hours of Operation206
  - (Only for Machines in Which Synthetic Biodegradable Oil Type HEES Is Used)206
- Maintenance after the First 500 Hours of Operation206
- Maintenance Every 500 Hours of Operation207
- Maintenance Every 1000 Hours of Operation214
- Maintenance Every 2000 Hours of Operation217
Technical Specifications221
Technical Data222
Lifting Capacities224
Authorized Optional Equipment229
Authorised Tools230
- Precautions Regarding Safety230
- Precautions Regarding the Installation of Equipment231
- Authorised Tools Characteristics232
Machine Configuration for the Installation of Attachments233
- Position of the Devices233
- Hydraulic Circuit235
Operating the Equipment237
- Long Periods of Inactivity238
Precautions with the Authorised Tools239
- Hydraulic Breaker239

Brand	Komatsu
Model	PC14R-3
Category	Excavators
Language	English

Komatsu PC14R-3 User Manual

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Komatsu PC14R-3 Specifications

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