Komatsu DG750 Manual (EN)

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Unsafe use of this machine may cause serious injury or death. Operators and maintenance personnel must read and understand this manual before operating or maintaining this machine. This manual should be kept in or near the machine for reference, and periodically reviewed by all personnel who will come into contact with it. This material is proprietary to Komatsu Mining Systems, Inc. and is not to be reproduced, used, or disclosed except in accordance with written authorization from Komatsu Mining Systems, Inc. It is the policy of the Company to improve products whenever it is possible and practical to do so.

The Company reserves the right to make changes or add improvements at any time without incurring any obligation to install such changes on products sold previously. Because of continuous research and development, periodic revisions may be made to this publication. Customers should contact their local distributor for information on the latest revision. CALIFORNIA Proposition 65 Warning Diesel engine exhaust, some of its constituents, and certain vehicle components contain or emit chemicals known to the State of California to cause cancer, birth defects or other reproductive harm.

CALIFORNIA Proposition 65 Warning Battery posts, terminals and related accessories contain lead and lead compounds, chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.

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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 PARTICUALR PURPOSE. GARANTIE SUR LE CONTRФLE DES ЙMISSIONS ЙNONCЙ DE GARANTIE SUR LE CONTRФLE DES ЙMISSIONS (APPLICABLE AU CANADA SEULEMENT) : 1. Produits garantis : Komatsu America International Company, Komatsu Mining Systems Inc. et Komatsu Utility Corporation (collectivement Komatsu) produisent et/ou font la mise en marchй de produits portant les noms de marque Komatsu, Dresser, Dressta, Haulpak et Galion.

Cette garantie sur les йmissions s’applique а tous les nouveaux moteurs portant le nom Komatsu, installйs dans ces produits et utilisйs au Canada dans des machines conзues pour utilisation industrielle non- routiиre. Cette garantie s’applique seulement sur les moteurs produits а partir du 1er Janvier 2000. Cette garantie sera administrйe par la distribution de Komatsu au Canada . 2. Couverture:

Komatsu garantit а l’acheteur ultime et chaque acheteur subsйquent que le moteur est conзu, construit et йquipй en toute conformitй, au moment de la vente par Komatsu, avec toutes les Rйglementations fйdйrales amйricaines sur les йmissions applicables au moment de la fabrication et qu’il est exempt de dйfauts de construction ou de matйriaux qui auraient pour effet de contrevenir а ces rйglementations en dedans de 5 ans ou 3000 heures d’opйration, mesurй а partir de la date de livraison du moteur au client ultime. 3. Limitations: Les bris, autres que ceux rйsultant de dйfauts de matйriaux ou de construction, ne sont pas couverts par cette Garantie.

Komatsu n’est pas responsable pour bris ou dommages rйsultant de ce que Komatsu dйtermine comme йtant de l’abus ou nйgligence, incluant mais ne se limitant pas а: l’opйration sans lubrifiants ou agent refroidissants adйquats; la suralimentation d’essence; la survitesse; le manque d’entretien des systиmes de lubrification, de refroidissement ou d’entrйe; de pratiques non-propices d’entreposage, de mise en marche, de rйchauffement, de conditionnement ou d’arrkt; les modifications non-autorisйes du moteur. De plus, Komatsu n’est pas responsable de bris causйs par de l’essence inadйquate ou de l’eau, des saletйs ou autres contaminants dans l’essence.

Komatsu n’est pas responsable des rйparations non-reliйes au moteur, des dйpenses encourues suite aux temps d’arrkts, des dommages relatifs, amendes, et de tout autre coыt d’affaires ou autres pertes rйsultant d’un bris couvert par la garantie. KOMATSU N’EST PAS RESPONSABLE DES INCIDENTS OU DOMMAGES CONSЙQUENTS. 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 PARTICULIИRE. CEHQ000700 - Komatsu America International Company 12/99

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AVERTISSEMENT DES BLESSURES PEUVENT RЙSULTER ET LA GARANTIE S’ANNULER SI LES RPM DU TAUX D’ESSENCE OU L’ALTITUDE EXCИDENT LES VALEURS MAXIMALES PUBLIЙES POUR CE MODИLE ET SON APPLICATION. NO. SЙRIE FAMILLE DU MOTEUR ENGINE MODEL SERIAL NO. DЙPLACEMENT EXHAUST EMISSION CONTROL SYSTEM FIRING ORDER 1 - 5 - 3 - 6 - 2 - 4 LITRES CHARGE DE SORTIE ADV. ADV. LOAD OUTPUT Kw ( HP) RPM SЙQUENCE DE MISE А FEU VALVE LASH COLD (mm) IN. EX. FUEL RATE AT ADV. mm 3 /STROKE mm 3 /BATTEMENT TAUX D’ESSENCE А ADV. INITIAL INJECTION TIMING DEG.

BTDC LIMITE D’ЙMISSION DE LA FAMILLE RЙGLAGE DE L’ALLUMAGE - INJECTION INITIALE _____________________________________________ DATE DE FABRICATION IMPORTANT ENGINE INFORMATION THIS ENGINE CONFORMS TO YYYY MODEL YEAR U.S. EPA REGULATION AND THE CALIFORNIA REGULATIONS LARGE NON ROAD COMPRESSION IGNITION ENGINES. THIS ENGINE IS CERTI- FIED TO OPERATE ON DIESEL FUEL. MODИLE 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. ENGINE FAMILY DISPLACEMENT LITERS VITESSE STATIQUE IDLE SPEED RPM DEG.

BTDC INFORMATION IMPORTANTE SUR LE MOTEUR CE MOTEUR EST CONFORME AUX NORMES AMЙRICAINES DE L’EPA (ANNЙE DU MODИLE) ET DE LA CALIFORNIE POUR LES MOTEURS LARGES NON-ROUTIERS A IGNI- TION PAR COMPRESSION. CE MOTEUR EST CERTIFIЙ POUR OPERATION А ESSENCE DIЙSEL. SYSTИME DE CONTROLE DES ЙMISSIONS D’ЙCHAPPEMENT PORTЙE DE VALVE А FROID (mm) SERIAL NO. DISPLACEMENT LITERS FIRING ORDER 1 - 5 - 3 - 6 - 2 - 4 Kw ( HP) RPM IN. EX. FUEL RATE AT ADV. mm3/STROKE RPM FAMILY EMISSION LIMIT DEG. BTDC DATE OF MANUFACTURE

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