4938266
Oil Gauge Tube
Cummins®

The Cummins 4938266 Oil Gauge Tube is a component designed to facilitate the accurate measurement of oil levels within heavy-duty truck engines. Its role is significant in ensuring the engine operates efficiently and reliably by providing precise oil level data to the vehicle’s monitoring system.

Basic Concepts of Oil Gauge Tubes

An oil gauge tube is a conduit that allows oil to flow from the engine’s oil pan to the oil gauge or sensor. This tube plays a role in the engine system by enabling the continuous monitoring of oil levels, which is vital for maintaining proper lubrication and preventing engine damage due to low oil conditions ¹.

Purpose of the 4938266 Oil Gauge Tube

The Cummins 4938266 Oil Gauge Tube is integral to the operation of a truck by ensuring that the oil level within the engine is accurately measured. This accurate measurement aids in maintaining optimal engine performance by allowing for timely oil top-offs or changes, thus supporting the engine’s lubrication needs and overall efficiency ².

Key Features

This Cummins part is constructed from durable materials, designed to withstand the high temperatures and pressures within an engine environment. Its design includes precise fittings to ensure a secure connection to both the oil pan and the gauge or sensor, enhancing its functionality and reliability.

Benefits

Using the 4938266 offers several advantages, including improved accuracy in oil level readings. Its durable construction ensures longevity, and its reliable performance under various operating conditions contributes to the overall efficiency and safety of the vehicle.

Installation Process

Installing the Oil Gauge Tube requires careful attention to ensure proper fitting and function. The process involves securing the tube to the oil pan and connecting it to the oil gauge or sensor. Tools such as wrenches and sealants may be necessary, and following manufacturer guidelines ensures correct installation.

Troubleshooting Common Issues

Common issues with the 4938266 may include inaccurate oil level readings or leaks. Troubleshooting these problems involves checking the tube’s connections for tightness, inspecting for damage, and ensuring the gauge or sensor is functioning correctly. Addressing these issues promptly helps maintain the engine’s performance and longevity.

Maintenance Tips

Regular maintenance of the Oil Gauge Tube includes cleaning the tube and its connections, inspecting for wear or damage, and replacing the tube if necessary. These practices contribute to the tube’s longevity and ensure accurate oil level readings, supporting the engine’s optimal performance.

Compatibility and Usage

The Cummins 4938266 is designed for specific engines and truck models, ensuring proper application and usage. Understanding its compatibility helps in selecting the correct component for the vehicle, enhancing the engine’s performance and reliability.

Cummins Overview

Cummins Inc. is a renowned manufacturer of diesel engines and related components, with a history of innovation and quality. The company’s reputation for reliability and performance underscores the quality and dependability of the 4938266, reflecting Cummins’ commitment to excellence in automotive and heavy-duty truck parts.

Cummins Oil Gauge Tube 4938266 Compatibility

The Cummins Oil Gauge Tube part number 4938266 is designed to fit a variety of Cummins engines, ensuring accurate oil level monitoring across different engine models. Here is a detailed breakdown of the engine compatibility for this part:

ISB Series Engines

• ISB CM2150
• ISB CM850
• ISB/ISD4.5 CM2150 B119
• ISB6.7 CM2250
• ISB6.7 CM2350 B101
• ISB6.7 G CM2180 B118
• ISBE CM2150
• ISBE4 CM850

QSB Series Engines

• QSB4.5 CM2250 EC
• QSB4.5 CM850(CM2850)
• QSB6.7 CM2250
• QSB6.7 CM2350 B105
• QSB6.7 CM850(CM2850)
• QSB7 CM2880 B117

This part is engineered to provide reliable oil level readings, crucial for maintaining engine health and performance. It is essential to verify the compatibility of the oil gauge tube with the specific engine model to ensure proper fit and function.

Role of Part 4938266 Oil Gauge Tube in Engine Systems

The part 4938266 Oil Gauge Tube is an integral component in the accurate measurement and monitoring of oil levels within an engine system. This component facilitates the connection between the oil level gauge and the engine’s oil reservoir, ensuring that the gauge provides a precise reading of the oil level.

In the context of an engine system, the Oil Gauge Tube works in conjunction with the oil level sensor to transmit the oil level data to the gauge. This data is essential for maintaining optimal engine performance and preventing potential damage due to low oil levels. The tube ensures that the oil level gauge displays real-time information, allowing engineers and mechanics to make informed decisions regarding oil changes and maintenance schedules.

Additionally, the Oil Gauge Tube plays a role in the overall integrity of the oil measurement system. By providing a secure and consistent pathway for the oil level sensor to interact with the oil within the reservoir, it helps maintain the accuracy and reliability of the gauge readings. This, in turn, contributes to the efficient operation of the engine and the longevity of its components ³.

Conclusion

The Cummins 4938266 Oil Gauge Tube is a critical component for maintaining the health and efficiency of heavy-duty truck engines. Its accurate measurement of oil levels ensures optimal engine performance and longevity. Regular maintenance and proper installation are key to maximizing the benefits of this part.