Cat Bucyrus 8750 Dragline Maintenance & Operation Manual 87508 & 87509 - PDF DOWNLOAD

Technical Manual

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INTRODUCTION

The information contained in this manual provides guidance to all persons who care about the operation and maintenance of this machine. Needed data for operation, lubrication, adjustments and other tasks supplied in the various sections permits accurate operation and service. All enclosed specifications agree with the Marion Power Shovel Engineering Department. This information allows for quality maintenance when followed exactly.

This Manual is NOT a Parts Book. Do not use it to order parts. You have been supplied with a separate, detailed Parts Book. Please read carefully the instructions in the front of it. All parts are listed by group number with items and part numbers for this SPECIFIC machine. Please order the correct parts in exact quantity. Parts ordered by mistake and returned are subject to a Company rehandling charge. RIGHT and LEFT HAND PARTS on the upper frame correspond to the operator's hands at the controls as he faces the bucket. Please state the correct machine SERIAL NUMBER in any conversation or correspondence. Records of each machine are filed by serial number. Given this number, the specific design and original equipment check is accurate and quick.

ADDED INFORMATION not found in this Manual or the Parts Book may be obtained from Marion Power Shovel Co., Inc., 617 West Center Street, P.0. Box 505, Marion, Ohio 43302.

SERVICE and LABOR CHARGES are NOT accepted unless previously authorized by the Company in writing.

THINK SAFETY

SAFETY SUGGESTIONS

The operator controls the machine and its usefulness. The crew alone thinks for it. Safety, constantly in mind, prevents accidents. Develop good habits. Everyone has bad habits, but try to erase them quickly. Cleanliness and safety go together. A clean machine is easier to operate, inspect, and maintain.

READ and OBSERVE ALL warning signs, they're placed for your health and safety. KNOW the location of fire extinguisher.

DO NOT START machine without a FULL tank of air pressure.

DO NOT LEAVE the controls without pushing the button marked "EXCITATION" and turning ALL brake switches to "SET".

DO NOT APPLY swing brakes while machine is rotating, except in emergency.

DO NOT HOLD the bucket/dipper load longer than needed in dumping cycle.

DO NOT SERVICE or lube moving parts.

DO NOT BOARD an operating machine.

PLEASE READ carefully this Manual and Parts Book.

PLEASE LUBE regularly.

PLEASE CREATE A SYSTEMATIC procedure and follow it.

PLEASE WATCH clearance when swinging.

PLEASE OPERATE machine on as near level ground as possible.

PLEASE KEEP safe operating procedures in mind at ALL times.

CAUTION IS THE BY-WORD. Develop a feel for the machine. Try to sense failure before it arrives. Take that extra second to look again at something that seems out of place. A pa;nt chip or bubble may be an early warning. A slight hiss may indicate a growing air leak. It's much easier to tighten a packing nut than shutdown for packing repair.

PROPERLY GROUND the power source.

WATCH Al R system performance. Page 2

TABLE OF CONTENTS

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