PISTON ASSEM. 9J4999 - Caterpillar

Literature Information
This manual contains safety, operation instructions, lubrication and maintenance information. This manual should be stored in the operator's area in a literature holder or literature storage area. Read, study and keep it with the literature and engine information.Some photographs or illustrations in this publication show details or attachments that may be different from your engine. Guards and covers may have been removed for illustrative purposes.Continuing improvement and advancement of product design may have caused changes to your engine which are not included in this publication.Whenever a question arises regarding your engine, or this publication, please consult your Caterpillar dealer for the latest available information.Safety
The safety section lists basic safety precautions. In addition, this section identifies hazardous, warning situations. Read and understand the basic precautions listed in the safety section before operating or performing lubrication, maintenance and repair on this product.Operation
Operating techniques outlined in this publication are basic. Skill and techniques develop as the operator gains knowledge of the engine and its capabilities and to assist you with developing the skills and techniques required to operate your engine more efficiently and economically.The operation section is a reference for operators and photographs and illustrations guide the operator through correct procedures of inspecting, starting, operating and stopping the engine. This section also includes a discussion of gauges, protection devices, lifting and storage information.Maintenance
The maintenance section is a guide to engine care. The illustrated, step-by-step instructions are grouped by calendar time and distance servicing intervals. Items in the Maintenance Schedule are referenced to detailed instructions that follow.Recommended service should always be performed at the interval that occurs first. The actual operating environment of the engine also governs the maintenance schedule.Therefore, under extremely severe, dusty, wet or freezing cold operating conditions, more frequent lubrication and maintenance than is specified in the Maintenance Schedule may be necessary.Maintenance Intervals
Perform maintenance on items at multiples of the original requirement. The maintenance interval for each item listed in the Maintenance Schedule is primarily based on the component and its relationship to either engine speed or load.Each level and/or individual items in each level should be shifted ahead or back depending upon your specific maintenance practices, operation and application. We recommend that the maintenance schedules be reproduced for ease of inspection. We also recommend that a maintenance record be maintained as part of the engine's permanent record.See the Maintenance Records section of this publication for information regarding documents that are generally accepted as proof of maintenance or repair. Your authorized Caterpillar dealer can assist you in tailoring your Maintenance Schedule to meet the needs of your operating environment.Overhaul
Major engine, before failure repair details are not covered in this manual except for the overhaul interval and the maintenance items in that interval. Major repairs are best left to trained personnel or an authorized Caterpillar dealer.If you experience a major engine failure which necessitates removal of the engine from the chassis, there are also numerous after failure overhaul options available from your Caterpillar dealer. Your Caterpillar dealer offers a