Table of Contents
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Operation & Maintenance
Manual
PC490LC
HYDRAULIC EXCAVATOR
SERIAL NUMBERS
ENGINE
This material is proprietary to Komatsu America Corp. and is not to be reproduced, used, or disclosed except in
accordance with written authorization from Komatsu America Corp.
It is our policy to improve our products whenever it is possible and practical to do so. We reserve the right to make
changes or improvements at any time without incurring any obligation to install such changes on products sold
previously.
Due to this continuous program of research and development, revisions may be made to this publication. It is
recommended that customers contact their distributor for information on the latest revision.
March 2016
PC490LC-10 A40001
6D125E-5
CEAM025505
-10
and up
Copyright 2016 Komatsu
Printed in U.S.A.
Komatsu America Corp.
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Related Manuals for Komatsu PC490LC-10
Summary of Contents for Komatsu PC490LC-10
- Page 1 6D125E-5 ENGINE This material is proprietary to Komatsu America Corp. and is not to be reproduced, used, or disclosed except in accordance with written authorization from Komatsu America Corp. It is our policy to improve our products whenever it is possible and practical to do so. We reserve the right to make changes or improvements at any time without incurring any obligation to install such changes on products sold previously.
- Page 2 Find manuals at https://best-manuals.com...
- Page 3 Find manuals at https://best-manuals.com...
- Page 4 INTRODUCTION PC490LC-10 Find manuals at https://best-manuals.com...
- Page 5 Keep this manual at the storage location for the Operation and Maintenance Manual given below so that all personnel involved in working on the machine can consult it periodically. • In case this manual is lost or damaged, immediately contact Komatsu or your Komatsu distributor to obtain a new copy. •...
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Page 6: Safety Information
Safety precautions are described in SAFETY Section 1. KOMATSU AMERICA CORP. cannot predict every circumstance that might involve a potential hazard in operation and maintenance. Therefore the safety message in this manual and on the machine may not include all possible safety precautions. - Page 7 Continuing improvements in the design of this machine can lead to changes in detail which may not be reflected in this manual. Consult Komatsu or your Komatsu distributor for the latest available information of your machine or for questions regarding information in this manual.
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Page 8: Directions Of Machine
INTRODUCTION INTRODUCTION This Komatsu machine is designed to be used mainly for the following work: • Digging work • Leveling work • Ditching work • Loading work • Demolition work See “RECOMMENDED APPLICATIONS” on page 2-197 for further details. Directions of Machine... -
Page 9: Visibility From Operator's Seat
Structure to Protect the Operator This machine is equipped with a structure to protect the operator (ROPS) conforming to ISO12117-2. PC490LC-10 Find manuals at https://best-manuals.com... -
Page 10: Breaking-In The New Machine
Breaking-in the New Machine Remark Your Komatsu machine has been thoroughly adjusted and tested before shipment from the factory. However, operating the machine under full load before breaking the machine in can adversely affect the performance and shorten the machine life. -
Page 11: Product Information
INTRODUCTION Product Information When requesting service or ordering replacement parts, please inform your Komatsu distributor of the following items. Product Identification Number (Pin)/Machine Serial No. Plate The plate is located on the bottom right of the operator's cab. The design of the nameplate differs according to the territory. -
Page 12: Service Meter Location
Your Machine Serial Numbers and Distributor Machine serial No. Engine serial No. Product identification number (PIN) Distributor name Address Service Personnel Phone/Fax Engine Acronyms Acronym Stands for KDPF Komatsu Diesel Particulate Filter KVGT Komatsu Variable Geometry Turbo KCCV Komatsu Closed Crankcase Ventilation PC490LC-10... -
Page 13: Table Of Contents
Precautions Related to Cab Glass ..........1-20 0-10 PC490LC-10... - Page 14 Precautions with High-temperature Coolant ......... 1-41 PC490LC-10...
- Page 15 Emergency Pump Drive Switch ........... 2-80 0-12 PC490LC-10...
- Page 16 Preset Memory ............2-114 PC490LC-10...
- Page 17 Re-enabling KDPF Regeneration ..........2-132 Handling Komatsu Closed Crankcase Ventilation (KCCV) ......2-132 HANDLING MACHINES EQUIPPED WITH KOMTRAX .
- Page 18 LONG TERM STORAGE ............2-225 PC490LC-10...
- Page 19 Carrying Out KOWA (Komatsu Oil Wear Analysis) ....... . 3-6...
- Page 20 Replace Fuel Main Filter Cartridge ..........3-76 Check All Tightening Points of Engine Exhaust Pipe Clamps ......3-79 PC490LC-10 0-17...
- Page 21 Clean Komatsu Diesel Particulate Filter (KDPF) ........
- Page 22 Prohibited Usage ............. . 5-49 PC490LC-10...
- Page 23 INTRODUCTION MEMORANDUM 0-20 PC490LC-10...
- Page 24 Please read and make sure that you fully understand the precautions described in this manual and the safety labels on the machine. Read and follow all safety precautions. Failure to do so may result in serious injury or death. PC490LC-10...
- Page 25 If the labels are damaged, lost, or cannot be read properly, replace them with new ones. For details of the part numbers for the labels, see this manual or the actual label, and place an order with Komatsu distributor. Location Of Safety Labels ★: If equipped.
- Page 26 Follow instructions and warnings in manual and in labels on machine. Keep manual in machine cab near operator. Contact Komatsu distributor for a replacement manual. Caution before operating (09802-03000) WARNING - To prevent SEVERE INJURY or DEATH do the following before moving machine or its attachments: •...
- Page 27 WARNING - In order to prevent an accident resulting in injury or death caused by error-operation, confirm the machine motion and indicated operating pattern, when operating machine. Pay attention to the circumference and operate slowly when confirming the machine motion. PC490LC-10...
- Page 28 Slowly loosen cap to relieve pressure before removing. Caution with high-temperature coolant (09668-03001) WARNING - Hot water hazard. To prevent hot water from spurting out: • Turn engine off. • Allow water to cool. • Slowly loosen cap to relieve pressure before removing. PC490LC-10...
- Page 29 • When loosening track shoe, if it does not loosen after turning lubricator ONE TURN, ask Komatsu dealer or distributor to disassemble. 12. Caution when handling cable (09808-03000) WARNING - Improper use of booster cables and battery cables can cause an explosion resulting in serious injury or death.
- Page 30 Before moving, look around and at mirror and monitor to confirm that no one is around the machine. Failure to do so can result in serious injury or death. 17. Prohibited to enter swing radius (09133-23000) DANGER - Keep off swing area. PC490LC-10...
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