3387112-R
OIL DRAIN INTERVAL SPEC
Cummins®

The Oil Drain Interval Specification (3387112-R) produced by Cummins serves as a guideline for maintaining the optimal performance and longevity of commercial truck engines. This specification outlines the recommended intervals for changing engine oil, a practice that is fundamental to the upkeep of these vehicles. By adhering to these guidelines, fleet managers and maintenance personnel can ensure that engines operate efficiently and reliably over extended periods.

Understanding Oil Drain Interval Specifications

Oil drain interval specifications refer to the recommended periods between oil changes in an engine. These intervals are important for maintaining engine health, as regular oil changes help remove contaminants, reduce wear on engine components, and ensure that the lubrication system functions effectively. By following these specifications, commercial truck operators can enhance engine performance, extend engine life, and minimize the risk of costly repairs ¹.

Role of 3387112-R in Truck Operation

The 3387112-R Oil Drain Interval Specification plays a significant role in the operation and maintenance schedule of commercial trucks. This specification provides a structured approach to oil changes, ensuring that engines receive the necessary maintenance at appropriate intervals. Adhering to the specified oil change intervals can lead to improved engine performance, increased durability, and more consistent operation. It also helps in maintaining the warranty conditions set by Cummins for their engines.

Key Features of 3387112-R

The 3387112-R specification incorporates several key features designed to enhance its effectiveness and reliability. These include detailed guidelines on oil change intervals based on engine hours and operating conditions, recommendations for oil types and grades, and procedures for monitoring oil quality. Cummins has also integrated advanced technologies and research into this specification to ensure it meets the demands of modern commercial truck engines ².

Benefits of Adhering to 3387112-R Specifications

Following the oil drain interval guidelines set by the 3387112-R specification offers several benefits. These include improved engine efficiency, as clean oil ensures optimal lubrication and reduces friction within the engine. Reduced wear and tear on engine components lead to longer engine life and more reliable performance. Additionally, adhering to these specifications can potentially lower maintenance costs over time by preventing major engine failures and extending the intervals between more significant repairs ³.

Troubleshooting and Maintenance Suggestions

To effectively implement the 3387112-R specification, it is important to address common issues related to oil drain intervals and maintenance practices. Monitoring oil quality through regular checks and using oil analysis can help identify potential problems early. Recognizing signs of engine stress, such as unusual noises or performance drops, and maintaining accurate service records are also vital practices. These steps ensure that the specification is followed correctly and that any deviations are promptly addressed.

Impact on Fleet Operations

The 3387112-R Oil Drain Interval Specification can significantly influence fleet operations. By providing clear guidelines on maintenance intervals, it helps fleet managers schedule oil changes more effectively, manage costs, and maintain vehicle uptime. Balancing maintenance intervals with operational demands ensures that trucks remain in service while receiving the necessary care to keep engines running smoothly.

Cummins: A Brief Overview

Cummins Inc. is a leader in the diesel engine and related technologies market, with a rich history of innovation and a diverse product range. The company’s commitment to advancing engine technology and providing reliable, high-performance solutions has earned it a respected position in the industry. Cummins’ specifications, like the 3387112-R, are widely adopted due to their thorough research, practical application, and the company’s reputation for quality and reliability.

Conclusion

Adhering to the 3387112-R Oil Drain Interval Specification is essential for maintaining the performance and longevity of commercial truck engines. By following these guidelines, fleet managers and maintenance personnel can ensure efficient engine operation, reduce maintenance costs, and extend engine life. The specification’s detailed guidelines, integration of advanced technologies, and Cummins’ reputation for quality make it a valuable tool for fleet operations.