Komatsu WA380-8 Operation & Maintenance Manual
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Komatsu WA380-8 Operation & Maintenance Manual

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Operation & Maintenance
Manual
WA380
WHEEL LOADER
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.
October 2017
-8
WA380-8 A74001
6D107E-3
CEAM030202
and up
Copyright 2017 Komatsu
Printed in U.S.A
Komatsu America Corp.

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  • Page 1 6D107E-3 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 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 4 Keep it in the storage door (1) beside the shoes box 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 5: Safety Information

    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 6: 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”.

  • Page 7: 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 8: 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 9: 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 Find manuals at https://best-manuals.com...

  • Page 10: Table Of Contents

    TABLE OF CONTENTS FOREWORD TABLE OF CONTENTS FOREWORD..............................1-1 READ 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 11 OTHER TROUBLE......................... 3-246 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 12 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 ............................. 7-6 RECOMMENDED BRANDS AND QUALITIES OTHER THAN KOMATSU GENUINE OILS ....7-8 INDEX................................8-1 1-10...

  • Page 13: 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 14: 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 15: Location Of Safety Labels

    SAFETY SAFETY LABELS LOCATION OF SAFETY LABELS...
  • Page 16 SAFETY LABELS SAFETY (1) Caution before operating (15) Caution for nearing machine (2) Caution when leaving operator's seat (16) Prohibition of entering beneath work equipment (3) Caution when traveling in reverse (17) Caution for modification of ROPS/FOPS (4) Caution for electric cables (18) Prohibition of start by short-circuiting (5) Prohibition of trespassing (19) Caution for high-temperature turbocharger...

  • Page 17: 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 18 SAFETY LABELS SAFETY Caution when traveling in reverse “09802–33000” Caution for electric cables “09801-63002”...
  • Page 19 SAFETY SAFETY LABELS Prohibition of trespassing “09162-23000” Caution for frame lock bar “09161-23000” Caution for emergency release of parking brake “423-93-41311” Caution for high-temperature coolant “09668-03001”...
  • Page 20 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 Caution for explosion “09659-53000”...
  • Page 21 SAFETY SAFETY LABELS Caution while engine is running “09667-03001” Caution for nearing machine “09812-13000” Prohibition of entering beneath work equip- ment “09807-C0883” Caution for modification of ROPS/FOPS “09620-A2001” “09620-A2171”...
  • Page 22 SAFETY LABELS SAFETY Prohibition of start by short-circuiting “09842-A0481” Caution for high-temperature turbocharger “09817-A0753” Caution for hot exhaust pipe “09817-A0753” 2-10...
  • Page 23 SAFETY SAFETY LABELS Caution for high-pressure common rail “6754-71-1992” Emergency escape “425-93-51110” Caution for blast site (Machines equipped with KOMTRAX) “09845-13000” 2-11...
  • Page 24 SAFETY LABELS SAFETY Caution when traveling in reverse (Machine with rearview camera) “09833-33000” Caution for handling DEF “09632-31800” 2-12...

  • Page 25: 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 26: 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 27 Fire around the machine due to highly heated exhaust gas This machine is equipped with Komatsu Diesel Particulate Filter (hereafter KDPF). KDPF is a device to purify the soot in the exhaust gas. Exhaust gas temperature may increase during the purifi- cation process (regeneration).

  • Page 28: Precautions When Getting On Or Off Machine

    When there are thatched houses, dry leaves or pieces of paper near the job site, set the system to the regener- ation disable to prevent fire hazards due to highly heated exhaust gas during the aftertreatment devices regen- eration. For setting, see “HANDLE Komatsu Diesel Particulate Filter (KDPF) (3-125)”. Explosion caused by lighting equipment •...
  • Page 29 GENERAL PRECAUTIONS COMMON TO OPERATION AND MAINTE- SAFETY NANCE PRECAUTIONS WHEN STANDING UP FROM OPERATOR'S SEAT Before standing up from operator's seat to adjust it, be sure to lower the work equipment to the ground. Press the work equipment lock switch (1) to lock the work equipment (the pilot lamp lights up).

  • Page 30: Do Not Get Caught

    GENERAL PRECAUTIONS COMMON TO OPERATION AND MAINTE- NANCE SAFETY • Before leaving the machine, set the machine to the straight travel condition, then be sure to lower the work equipment to the ground. Press the work equipment lock switch (1) to lock the work equipment (the pilot lamp lights up).
  • Page 31 This as a preview PDF file from best-manuals.com Download full PDF manual at best-manuals.com...

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A74001

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