Komatsu WA270-8 Operation & Maintenance Manual
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Komatsu WA270-8 Operation & Maintenance Manual

Wheel loader
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Operation & Maintenance
Manual
WA270
WHEEL LOADER
SERIAL NUMBERS
ENGINE
This material is proprietary to Komatsu America International Company and is not to be reproduced, used, or
disclosed except in accordance with written authorization from Komatsu America International Company.
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.
July 2016
-8
WA270-8 A28001
6D107E-3
CEAM031701
and up
Copyright 2016 Komatsu
Printed in U.S.A
Komatsu America Corp.

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Summary of Contents for Komatsu WA270-8

  • Page 1 6D107E-3 ENGINE This material is proprietary to Komatsu America International Company and is not to be reproduced, used, or disclosed except in accordance with written authorization from Komatsu America International Company. 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.
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  • Page 5 FOREWORD CALIFORNIA CALIFORNIA Proposition 65 Warning Proposition 65 Warning Diesel engine exhaust and some of its Battery posts, terminals and related accessories contain lead constituents are known to the State and lead compounds, chemicals of California to cause cancer, birth known to the State of California def ect s , an d other r epro ductive to cause cancer, birth defects and reproductive harm.
  • Page 6 (1) on the left side of the operator's seat. If this manual is lost or damaged, contact Komatsu or your Komatsu distributor and tell them about the machine model name and the serial No. immediately to arrange for its replacement.
  • Page 7 FOREWORD SAFETY INFORMATION SAFETY INFORMATION To enable you to use the machine safely, and to prevent personal injury to operators, service personnel or by- standers, the precautions and warnings included in this manual and the safety signs attached to the machine must always be observed.

  • Page 8: Introduction

    INTRODUCTION FOREWORD INTRODUCTION MAIN USE OF MACHINE This Komatsu machine is designed to be used mainly for the following work: • Digging work • Leveling work • Dozing work • Loading work For details of the work procedure, see “RECOMMENDED APPLICATIONS (3-191)”.

  • Page 9: Engine Technology To Conform Exhaust Gas Emission

    Catalytic Reduction (SCR) to conform EPA Tier4 Final emission regulation in North America. • Komatsu Diesel Particulate Filter (KDPF): A device which captures diesel particular matter or soot in the exhaust gas to purify exhaust gas. If soot is accumulated to a certain level in the filter, a purification process to burn the soot is performed automatically to keep the filtering performance of KDPF high.

  • Page 10: Product Information

    PRODUCT INFORMATION FOREWORD PRODUCT INFORMATION When requesting service or ordering replacement parts, inform your Komatsu distributor of the following items. LOCATION OF PRODUCT IDENTIFICATION NUMBER (PIN)/MACHINE SERI- AL NO. PLATE This is located at the center of the front frame on the right side of the machine.

  • Page 11: Service Meter Location

    FOREWORD PRODUCT INFORMATION SERVICE METER LOCATION It is at the center bottom of the machine monitor. YOUR MACHINE SERIAL NUMBERS AND DISTRIBUTOR Machine serial No. Engine serial No. Product identification number (PIN) Distributor name Address Phone/Fax Service personnel...

  • Page 12: Table Of Contents

    TABLE OF CONTENTS FOREWORD TABLE OF CONTENTS FOREWORD..............................1-1 BEFORE READING THIS MANUAL ......................1-2 SAFETY INFORMATION .......................... 1-3 INTRODUCTION ............................1-4 MAIN USE OF MACHINE ........................1-4 DIRECTIONS OF MACHINE......................1-4 VISIBILITY FROM OPERATOR'S SEAT .................... 1-4 ENGINE TECHNOLOGY TO CONFORM EXHAUST GAS EMISSION ............. 1-5 PRODUCT INFORMATION........................
  • Page 13 OTHER TROUBLE......................... 3-239 MAINTENANCE............................... 4-1 PRECAUTIONS FOR MAINTENANCE ..................... 4-2 CHECK SERVICE METER READING ....................4-2 KOMATSU GENUINE REPLACEMENT PARTS ................4-2 KOMATSU GENUINE LUBRICANTS ....................4-2 ALWAYS USE CLEAN WASHER FLUID .................... 4-2 FRESH AND CLEAN LUBRICANTS ....................4-2 CHECK DRAINED OIL AND USED FILTER..................
  • Page 14 CONSUMABLE PARTS LIST ......................7-3 RECOMMENDED FUEL, COOLANT, AND LUBRICANT ................7-4 LUBRICATION CHART ........................7-5 METHOD FOR USING FUEL, COOLANT AND LUBRICANTS ACCORDING TO AMBIENT TEMPERA- TURE ............................. 7-7 RECOMMENDED BRANDS AND QUALITIES OTHER THAN KOMATSU GENUINE OILS ....7-8 INDEX................................8-1 1-10...

  • Page 15: Safety

    SAFETY Please read and make sure that you fully understand the precautions descri- bed in this manual and the safety labels on the machine. When operating or servicing the machine, always follow these precautions strictly.
  • Page 16 SAFETY SAFETY SAFETY SAFETY LABELS ............................2-4 LOCATION OF SAFETY LABELS......................2-5 CONTENTS OF SAFETY LABELS ......................2-7 GENERAL PRECAUTIONS COMMON TO OPERATION AND MAINTENANCE ........... 2-15 PRECAUTIONS BEFORE STARTING OPERATION................2-15 ENSURE SAFE OPERATION ......................2-15 UNDERSTAND THE MACHINE ....................... 2-15 PREPARATIONS FOR SAFE OPERATION ....................
  • Page 17 SAFETY SAFETY PRECAUTIONS WHEN LOADING AND UNLOADING ..............2-31 TOWING AND BEING TOWED....................... 2-32 PRECAUTIONS FOR TOWING AND BEING TOWED..............2-32 PRECAUTIONS FOR MAINTENANCE ......................2-33 PRECAUTIONS BEFORE STARTING INSPECTION AND MAINTENANCE .......... 2-33 DISPLAY WARNING TAG DURING INSPECTION AND MAINTENANCE ........2-33 KEEP WORK PLACE CLEAN AND TIDY ..................

  • Page 18: Safety Labels

    If the safety labels are damaged, lost, or cannot be read properly, replace them with new ones. For details of the part numbers for the safety labels, see this manual or the actual label, and place an order to your Komatsu distributor. •...

  • Page 19: Location Of Safety Labels

    SAFETY SAFETY LABELS LOCATION OF SAFETY LABELS...
  • Page 20 SAFETY LABELS SAFETY (1) Caution before operating (16) Caution for modification of ROPS/FOPS (2) Caution when leaving operator's seat (17) Prohibition of start by short-circuiting (3) Caution when traveling in reverse (18) Caution for cleaning cooler core (4) Caution for electric cables (19) Emergency escape (5) Prohibition of trespassing (20) Caution when closing emergency escape right...

  • Page 21: Contents Of Safety Labels

    SAFETY SAFETY LABELS CONTENTS OF SAFETY LABELS Caution before operating “09651-03001” Caution when leaving the operator's seat “09654-83001”...
  • Page 22 SAFETY LABELS SAFETY Caution when traveling in reverse “09802–33000” Caution for electric cables “09801-13002” Prohibition of trespassing “09162-23000”...
  • Page 23 SAFETY SAFETY LABELS Caution for frame lock bar “09161-23000” Caution for high-temperature coolant “09668-03001” Caution for high-temperature oil and hydraul- ic oil “09653-03001” Caution for handling battery cable WARNING “09808-03001” Improper use of jumper cables and battery cables can cause an explosion resulting in serious injuly or death.
  • Page 24 SAFETY LABELS SAFETY Caution for explosion “09659-63000” Prohibition of getting on or off fender (Machines equipped with rear full-length fender) “09805-03000” Caution while engine is running “09667-03001” Caution for nearing machine DANGER “09812-13001” Stay clear 09812-13001 2-10...
  • Page 25 SAFETY SAFETY LABELS Prohibition of entering beneath work equip- Sign indicates a crush ment hazard from falling off of working device. “09807-C0883” Keep away when the working device raised. Caution for modification of ROPS/FOPS “09620-A2001” “09620-A2171” Prohibition of start by short-circuiting “09842-A0481”...
  • Page 26 SAFETY LABELS SAFETY Emergency escape “425-93-51110” Caution when closing emergency escape right window “421-926–4990” Caution for high-temperature turbocharger “09817-A0753” 2-12...
  • Page 27 SWALLOWED,INHALED, or IN EYE: immediately call a POISON CENTER or consult doctor/physician. if on CLOTHES or SKIN: wash immediately with water. Komatsu America Corp.1701 Golf Rd. Rolling Meadows,IL 60008.(731)635 6321 09664-30014 2-13...
  • Page 28 SAFETY LABELS SAFETY Caution when traveling in reverse (Machine with rearview camera) “09833-33000” Caution for handling DEF “09632-31800” 2-14...

  • Page 29: General Precautions Common To Operation And Maintenance

    GENERAL PRECAUTIONS COMMON TO OPERATION AND MAINTE- SAFETY NANCE GENERAL PRECAUTIONS COMMON TO OPERATION AND MAINTENANCE Mistakes in operation, inspection, or maintenance may result in serious personal injury or death. Before per- forming operation, inspection, or maintenance, always read this manual and the safety labels on the machine carefully and obey the warnings.

  • Page 30: Precautions To Prevent Fire

    GENERAL PRECAUTIONS COMMON TO OPERATION AND MAINTE- NANCE SAFETY • If water gets into the electrical system, electric devices will cause malfunctions, and the machine will cause error. If the machine cause error, it may move unexpectedly and cause serious personal injury or death. When washing the machine with water or steam, do not allow the water or steam to come into direct contact with electrical compo- nents.
  • Page 31 This as a preview PDF file from best-manuals.com Download full PDF manual at best-manuals.com...

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