manuals.online logo
Brands
  1. Home
  2. •
  3. Brands
  4. •
  5. Komatsu
  6. •
  7. Excavator
  8. •
  9. Komatsu PC270LL-7L Manual

Komatsu PC270LL-7L Manual

This manual suits for next models

1

Other Komatsu Excavator manuals

Komatsu PC18MR-3 Install guide

Komatsu

Komatsu PC18MR-3 Install guide

Komatsu PC290LC-10 Manual

Komatsu

Komatsu PC290LC-10 Manual

Komatsu PC600LC-8 BACKHOE User manual

Komatsu

Komatsu PC600LC-8 BACKHOE User manual

Komatsu PC360LCi-11 Manual

Komatsu

Komatsu PC360LCi-11 Manual

Komatsu PC05-6 Install guide

Komatsu

Komatsu PC05-6 Install guide

Komatsu Galeo PC27MR-2 Instruction Manual

Komatsu

Komatsu Galeo PC27MR-2 Instruction Manual

Komatsu PC300LC-8 Manual

Komatsu

Komatsu PC300LC-8 Manual

Komatsu PC450-8 Manual

Komatsu

Komatsu PC450-8 Manual

Komatsu PC220-8 User manual

Komatsu

Komatsu PC220-8 User manual

Komatsu WA380-7 Install guide

Komatsu

Komatsu WA380-7 Install guide

Komatsu PW180-7E0 Manual

Komatsu

Komatsu PW180-7E0 Manual

Komatsu Galeo PC14R-2 Manual

Komatsu

Komatsu Galeo PC14R-2 Manual

Komatsu PC27MR-3 Install guide

Komatsu

Komatsu PC27MR-3 Install guide

Komatsu PC1250-11 User manual

Komatsu

Komatsu PC1250-11 User manual

Komatsu GD705A-4 Install guide

Komatsu

Komatsu GD705A-4 Install guide

Komatsu PC800-8R - User manual

Komatsu

Komatsu PC800-8R - User manual

Komatsu PW118MR-11 Manual

Komatsu

Komatsu PW118MR-11 Manual

Komatsu GALEO PC40MR-2 Manual

Komatsu

Komatsu GALEO PC40MR-2 Manual

Komatsu PC350LC-8 Manual

Komatsu

Komatsu PC350LC-8 Manual

Komatsu PC75R-2 Install guide

Komatsu

Komatsu PC75R-2 Install guide

Komatsu GD655-6 Install guide

Komatsu

Komatsu GD655-6 Install guide

Komatsu PC360LC-11 Install guide

Komatsu

Komatsu PC360LC-11 Install guide

Komatsu PC450-7 User manual

Komatsu

Komatsu PC450-7 User manual

Komatsu PC350LC-8 Install guide

Komatsu

Komatsu PC350LC-8 Install guide

Popular Excavator manuals by other brands

jcb JC160 Quick reference guide

jcb

jcb JC160 Quick reference guide

Hyundai Robex 210LC-9 Service manual

Hyundai

Hyundai Robex 210LC-9 Service manual

Hitachi Zaxis 110 Zaxis 125US Workshop manual

Hitachi

Hitachi Zaxis 110 Zaxis 125US Workshop manual

sennebogen 830 E operating instructions

sennebogen

sennebogen 830 E operating instructions

Topcon X-63 Installation and Calibration Manual

Topcon

Topcon X-63 Installation and Calibration Manual

Hitachi ZX27U-2 Operator's manual

Hitachi

Hitachi ZX27U-2 Operator's manual

jcb 15c-1 quick start guide

jcb

jcb 15c-1 quick start guide

Super Products MUD DOG 700 Operator's manual

Super Products

Super Products MUD DOG 700 Operator's manual

New Holland E57C Service manual

New Holland

New Holland E57C Service manual

Hyundai Robex 160LC-9 Operator's manual

Hyundai

Hyundai Robex 160LC-9 Operator's manual

Doosan DX180LC Shop Manual

Doosan

Doosan DX180LC Shop Manual

Yanmar ViO80-1A USER OPERATION AND MAINTENANCE MANUAL

Yanmar

Yanmar ViO80-1A USER OPERATION AND MAINTENANCE MANUAL

Bush Hog TOUGH BH850 Specifications

Bush Hog

Bush Hog TOUGH BH850 Specifications

Kobelco SK210LC manual

Kobelco

Kobelco SK210LC manual

Hitachi EX1900-6 Technical manual

Hitachi

Hitachi EX1900-6 Technical manual

TATU Marchesan RTA 6 instruction manual

TATU

TATU Marchesan RTA 6 instruction manual

NPK Genesis GHG 16 Safety & operator manual

NPK

NPK Genesis GHG 16 Safety & operator manual

Case CX50B Operator's manual

Case

Case CX50B Operator's manual

manuals.online logo
manuals.online logoBrands
  • About & Mission
  • Contact us
  • Privacy Policy
  • Terms and Conditions

Copyright 2025 Manuals.Online. All Rights Reserved.

CEAM014701
Operation&Maintenance
Manual
-7L
HYDRAULIC EXCAVATOR
SERIAL NUMBERS PC270LL-7L A86001 and up
ENGINE 6D102E-2
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.
Copyright 2016 Komatsu
Printed in U.S.A
March 2016 Komatsu America Corp.
Find manuals at https://best-manuals.com
Find manuals at https://best-manuals.com
CEKQ000600 -Komatsu America International Company 12/99
EMISSION CONTROL WARRANTY
EMISSION CONTROL WARRANTY STATEMENT (APPLIES TO CANADA ONLY)
1. Products Warranted
Komatsu America International Company, Komatsu Mining Systems Inc. and Komatsu Utility Corporation (collectively “Komatsu”) produce and/or
market products under brand names of Komatsu, Dresser, Dressta, Haulpak and Galion. This emissions warranty applies to new engines bearing the
Komatsu name installed in these products and used in Canada in machines designed for industrial off-highway use. This warranty applies only to
these engines produced on or after January 1, 2000. This warranty will be administered by Komatsu distribution in Canada.
2. Coverage
Komatsu warrants to the ultimate purchaser and each subsequent purchaser that the engine is designed, built and equipped so as to conform, at the
time of sale by Komatsu, with all U.S. Federal emission regulations applicable at the time of manufacture and that it is free from defects in
workmanship or material which would cause it not to meet these regulations within five years or 3,000 hours of operation, whichever occurs first, as
measured from the date of delivery of the engine to the ultimate purchaser.
3. Limitations
Failures, other than those resulting from defects in materials or workmanship, are not covered by this warranty. Komatsu is not responsible for
failures or damage resulting from what Komatsu determines to be abuse or neglect, including, but not limited to: operation without adequate coolant
or lubricants; over fueling; over speeding; lack of maintenance of lubricating, cooling or intake systems; improper storage, starting, warm-up,run-in
or shutdown practices; unauthorized modifications of the engine. Komatsu is also not responsible for failures caused by incorrect fuel or by water,
dirt or other contaminants in the fuel. Komatsu is not responsible for non-engine repairs, “downtime” expense, related damage, fines, all business
costs or other losses resulting from a warrantable failure.
KOMATSU IS NOT RESPONSIBLE FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES.
This warranty, together with the express commercial warranties, are the sole warranties of Komatsu. THERE ARE NO OTHER
WARRANTIES, EXPRESS OR IMPLIED, OR OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
GARANTIE SUR LE CONTRÔLE DES ÉMISSIONS
ÉNONCÉ DE GARANTIE SUR LE CONTRÔLE DES ÉMISSIONS (APPLICABLE AU CANADA SEULEMENT):
1. Produits garantis:
Komatsu America International Company, Komatsu Mining Systems Inc. et Komatsu Utility Corporation (collectivement Komatsu) produisentet/oufontla
mise en marché de produits portant les noms de marque Komatsu, Dresser, Dressta, Haulpak et Galion. Cette garantie sur les émissions s’applique à tous les
nouveaux moteurs portant le nom Komatsu, installés dans ces produits et utilisés auCanada dans des machines conçues pour utilisation industrielle non-
routière. Cette garantie s’applique seulement sur les moteurs produits à partir du 1er Janvier 2000. Cette garantie sera administrée par la distribution de
Komatsu au Canada.
2. Couverture:
Komatsu garantit à l’acheteur ultime et chaque acheteur subséquent que le moteur est conçu, construit et équipé en toute conformité, au moment de la vente
par Komatsu, avec toutes les Réglementations fédérales américaines sur les émissions applicables aumoment de la fabrication et qu’il est exempt de défauts
de construction ou de matériaux qui auraient pour effet de contrevenir à ces réglementations en dedans de 5 ans ou 3000 heures d’opération, mesuré à partir
de la date de livraison du moteur au client ultime.
3. Limitations:
Les bris, autres que ceux résultant de défauts de matériaux ou de construction, ne sont pas couverts par cette Garantie. Komatsu n’est pas responsable pour
bris ou dommages résultant de ce que Komatsu détermine comme étant de l’abus ou négligence, incluant mais ne se limitant pas à: l’opération sans
lubrifiants ou agent refroidissants adéquats; la suralimentation d’essence; la survitesse; le manque d’entretien des systèmes de lubrification, de
refroidissement ou d’entrée; de pratiques non-propices d’entreposage, de mise en marche, de réchauffement, de conditionnement ou d’arrêt; les
modifications non-autorisées du moteur. De plus, Komatsu n’est pas responsable de bris causés par de l’essence inadéquate ou de l’eau, des saletés ouautres
contaminants dans l’essence. Komatsu n’est pas responsable des réparations non-reliées au moteur, des dépenses encourues suite aux temps d’arrêts, des
dommages relatifs, amendes, et de tout autre coût d’affaires ou autres pertes résultant d’un bris couvert par la garantie.
KOMATSU N’EST PAS RESPONSABLE DES INCIDENTS OU DOMMAGES CONSÉQUENTS.
Cette garantie, ainsi que les garanties expresses commerciales, sont les seules garanties de Komatsu. IL N’Y A AUCUNE AUTRE
GARANTIE, EXPRESSE OU SOUS-ENTENDUE, MARCHANDABLE OU PROPICE A UNE UTILISATION PARTICULIÈRE.
Find manuals at https://best-manuals.com
INFORMATION IMPORTANTE SUR LE MOTEUR
CE MOTEUR EST CONFORME AUX NORMES AMÉRICAINES DEL’EPA (ANNÉE DU
MODÈLE) ET DE LA CALIFORNIE POUR LES MOTEURS LARGES NON-ROUTIERS A IGNI-
TION PAR COMPRESSION. CE MOTEUR EST CERTIFIÉ POUR OPERATION À ESSENCE
DIÉSEL.
AVERTISSEMENT
DES BLESSURES PEUVENT RÉSULTER ET LA GARANTIE
S’ANNULER SI LES RPM DU TAUX D’ESSENCE OU L’ALTITUDE
EXCÈDENT LES VALEURS MAXIMALES PUBLIÉES POUR CE
MODÈLE ET SON APPLICATION.
IMPORTANT ENGINE INFORMATION
THIS ENGINE CONFORMSTO YYYY MODEL YEARU.S. EPA REGULATION AND THE CALIFORNIA
REGULATIONS LARGE NON ROAD COMPRESSION IGNITION ENGINES. THIS ENGINE IS CERTI-
FIED TO OPERATE ON DIESEL FUEL.
MODÈLE DU MOTEUR WARNING
INJURY MAY RESULT AND WARRANTY IS VOIDED IF FUEL RATE RPM OR ALTITUDES EXCEED
PUBLISHED MAXIMUM VALUES FOR THIS MODEL AND APPLICATION.
NO. SÉRIE
FAMILLE DU MOTEUR ENGINE MODEL SERIAL NO. DÉPLACEMENT
SYSTÈME DE
CONTROLE DES
ÉMISSIONS D’ÉCHAPPEMENT
ENGINE FAMILY DISPLACEMENT LITERS
EXHAUST EMISSION
CONTROL SYSTEM FIRING ORDER 1 - 5 - 3 - 6 - 2 - 4 LITRES
CHARGE DE SORTIE ADV. ADV. LOAD OUTPUT
Kw ( HP) RPM SÉQUENCE DE MISE À FEU
PORTÉE DE VALVE À FROID
(mm)
VALVE LASH
COLD (mm) IN. EX. FUEL RATE
AT ADV. mm3/STROKE mm3/BATTEMENT
TAUX D’ESSENCE ÀADV.
VITESSE STATIQUE IDLE SPEED RPM FAMILY EMISSION LIMIT
INITIAL INJECTION
TIMING DEG. BTDC DATE OF MANUFACTURE LIMITE D’ÉMISSION DE
LA FAMILLE
RÉGLAGE DE L’ALLUMAGE -
INJECTION INITIALE _____________________________________________ KOMATSU LTD.
MADE IN JAPAN DATE
DE FABRICATION
DEG. BTDC KOMATSU LTÉE
FABRIQUÉ AU JAPON
ENGINE DATAPLATE - ENGLISH / FRENCH
Find manuals at https://best-manuals.com
PC270LL-7 PUBSINFO.fm 2/3/05
PRODUCT PUBLICATIONS INFORMATION
Various product Parts and Service Publications are available to all KOMATSU construction equipment
owners, including operation and maintenance manuals, parts books and service manuals.
Special publications, such as service tool, air conditioning and turbocharger service manuals are also
available as well as selected Operation and Service manuals in foreign languages.
The Publications listed below are available for this particular machine(s).
DESCRIPTION FORM NUMBER
PARTS BOOK - PAPER:
Chassis and Engine. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . BEPB041900
OPERATION AND MAINTENANCE MANUAL:
Chassis and Engine. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . CEAM014700
SHOP MANUAL
Chassis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . CEBM014600
Engine. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .SEBM010020
SAFETY MANUAL
Machine specific. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .HE03-2
Parts and Service Publications can only be acquired by authorized KOMATSU distributors using the
Komatsu America Corp. Extranet Literature Ordering System.
If the Extranet Literature Ordering System is not available at the distributor location, then the following
Requisition for Technical Service Publications and Service Forms can be used. Form KDC91E is shown
on the reverse side of this page. Komatsu America Corp. reserves the right to add a surcharge to all fax
orders.
Find manuals at https://best-manuals.com
REQUISITION FOR TECHNICAL SERVICE PUBLICATIONS AND SERVICE FORMS
IMPORTANT - TO ASSURE SHIPMENT OF THE CORRECT PUBLICATION(S), THE MODEL NUMBER AND
MACHINE SERIAL NUMBER MUST BE SHOWN.
KDC91E 071403 CURRENT PRICES WILL BE CHARGED
COMPLETE FORM
AND RETURN TO DataKom Publications and Training Division
440 North Fairway Drive
Vernon Hills, IL 60061-8112 U.S.A.
Attn: Service Publications
Fax No. (847) 970-4186
Tel No. (847) 970-5887
SHIP TO COMPANY NAME PURCHASE ORDER NO.
TYPE or PRINT
ONLY
ATTN.
STREET ADDRESS ORDER DATE
CITY, STATE, ZIP CODE
COUNTRY
PHONE NO. FAX NO. SHIPPING METHOD DISTR/BRANCH CODE
QTY. PUBLICATION FORM NO. PARTS BOOK PUBLICATION
DESCRIPTION MODEL NUMBER SERIAL NUMBER
➥
P-Paper
M-Microfiche
Find manuals at https://best-manuals.com
0-1
INTRODUCTION 0
PC270LL-7L
Find manuals at https://best-manuals.com
INTRODUCTION
0-2 PC270LL-7L
FOREWORD
This manual provides rules and guidelines which will help you use this machine safely and effectively. The precautions in this
manual must be followed at all times while operating or performing maintenance. Most accidents are caused by the failure to
follow fundamental safety rules for the operation and maintenance of machines. Accidents can be prevented by knowing
beforehand conditions that may cause a hazard when performing operation and maintenance.
Storage location for the Operation and Maintenance Manual:
Storage box on the left side of the operator's seat.
Operators and maintenance personnel must always do as follows before beginning operation or
maintenance.
●Always be sure to read and understand this manual thoroughly before performing operation and
maintenance.
●Read the safety messages given in this manual and the safety labels affixed to the machine
thoroughly and be sure that you understand them fully.
Keep this manual in the storage location for the Operation and Maintenance Manual given below, and have
all personnel read it periodically.
If this manual has been lost or has become dirty and cannot be read, request a replacement manual
immediately from Komatsu or your Komatsu distributor. If you sell the machine, be sure to give this
manual to the new owners together with the machine.
Komatsu delivers machines that comply with all applicable regulations and standards of the country to
which it has been shipped. If this machine has been purchased in another country or purchased from
someone in another country, it may lack certain safety devices and specifications that are necessary for
use in your country. If there is any question about whether your product complies with the applicable
standards and regulations of your country, consult Komatsu or your Komatsu distributor before operating
the machine.
Find manuals at https://best-manuals.com
INTRODUCTION
PC270LL-7L 0-3
SAFETY INFORMATION
To enable you to use this machine safely, safety precautions and labels are given in this manual and affixed to the machine to
give explanations of situations involving potential hazards and of the methods of avoiding such situations.
SIGNAL WORDS
The following signal words are used to inform you that there is a potentially hazardous situation that may lead to personal
injury or damage. In this manual and on machine labels, different signal words are used to express the potential level of
hazard.
Indicates an imminently hazardous situation which, if not avoided, will result in death or
serious injury. This signal word is to be limited to most extreme situations.
Indicates a potentially hazardous situation which, if not avoided, could result in death or
serious injury.
Indicates a potentially hazardous situation which, if not avoided, may result in minor or
moderate injury. It may also be used to alert against unsafe practices.
Example of safety message using signal word
OTHER SIGNAL WORDS
In addition to the above, the following signal words are used to indicate precautions that should be followed to protect the
machine or to give information that is useful to know.
Notice
This word is used for precautions that must be taken to avoid actions which could shorten the life of
the machine.
Remark
This gives information that is useful to know.
Komatsu cannot predict every circumstance that might involve a potential hazard in operation and maintenance. Therefore, the
safety messages in this manual and on the machine may not include all possible safety precautions. If any procedures or
actions not specifically recommended or allowed in this manual are used, it is your responsibility to take the necessary steps to
ensure safety.
In no event should you engage in prohibited uses or actions described in this manual.
The explanations, values, and illustrations in this manual were prepared based on the latest information available at that time.
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.
To avoid hitting unlocked operation levers, lower equipment to ground and move SAFETY LOCK LEVER
(located near seat) to LOCK position before getting up from the operator's seat.
Sudden and unwanted machine movement can cause serious injury or death.
Find manuals at https://best-manuals.com