3076272
Manifold Pressure Tube
Cummins®

The Manifold Pressure Tube (part number 3076272), manufactured by Cummins, is a component designed for use in heavy-duty truck engines. Cummins, a well-established name in the automotive industry, is known for producing reliable and high-performance engine parts. This Cummins part is significant in maintaining the efficiency and performance of heavy-duty truck engines.

Basic Concepts of Manifold Pressure Tubes

A Manifold Pressure Tube is a component that measures the pressure within the intake manifold of an engine. This measurement is crucial for the engine control unit (ECU) to adjust fuel delivery and ignition timing, ensuring optimal engine performance ¹. The Manifold Pressure Tube contributes to the overall performance of the truck by providing accurate pressure readings that help maintain efficient combustion and power output.

Role of the 3076272 Manifold Pressure Tube in Truck Operation

The 3076272 Manifold Pressure Tube plays a specific role in the operation of a heavy-duty truck by accurately measuring the pressure within the intake manifold. This data is used by the ECU to make real-time adjustments to fuel injection and ignition timing. The tube interacts with other engine components such as the fuel injectors, turbocharger, and ECU to ensure that the engine operates within its optimal parameters, enhancing both performance and fuel efficiency.

Key Features of the 3076272 Manifold Pressure Tube

The 3076272 Manifold Pressure Tube is characterized by several key features that enhance its performance. It is constructed from durable materials that can withstand the high temperatures and pressures within the engine compartment. The design includes precise calibration to ensure accurate pressure readings. Additionally, the tube is engineered to be compatible with a variety of engine systems, making it a versatile component for heavy-duty trucks.

Benefits of Using the 3076272 Manifold Pressure Tube

Using the 3076272 Manifold Pressure Tube offers several benefits. It contributes to improved engine efficiency by providing accurate pressure data that allows the ECU to make precise adjustments. The durable construction ensures long-term reliability, reducing the need for frequent replacements. Additionally, the enhanced performance and fuel efficiency can lead to cost savings over time.

Installation and Integration

Proper installation of the 3076272 Manifold Pressure Tube is crucial for its effective operation. It should be installed according to the manufacturer’s guidelines to ensure it is securely fitted and correctly aligned with other engine components. Integration into the engine system requires careful attention to ensure all connections are tight and that the tube is properly calibrated. Following these guidelines will help maintain the accuracy and reliability of the pressure readings.

Troubleshooting Common Issues

Common issues with the 3076272 Manifold Pressure Tube may include inaccurate pressure readings or physical damage to the tube. Troubleshooting steps involve checking the connections for leaks or loose fittings, verifying the calibration of the tube, and inspecting for any signs of wear or damage. Solutions may range from re-securing connections to replacing the tube if it is damaged.

Maintenance Tips

Regular maintenance of the 3076272 Manifold Pressure Tube is important to ensure optimal performance and longevity. This includes periodic inspection for signs of wear or damage, ensuring all connections are secure, and verifying the calibration of the tube. Keeping the tube clean and free from debris will also help maintain accurate pressure readings.

Cummins: A Brief Overview

Cummins is a renowned manufacturer with a long history of producing high-quality automotive components. The company is known for its commitment to innovation, reliability, and performance. Cummins’ reputation in the industry is built on a foundation of rigorous testing, quality control, and a dedication to customer satisfaction. Their components, including the 3076272 Manifold Pressure Tube, are designed to meet the demanding requirements of heavy-duty truck engines.

Manifold Pressure Tube (Part 3076272) in Cummins Engines

The Manifold Pressure Tube, identified by part number 3076272, is a critical component in several Cummins engine models. This part is integral to the engine’s operation, ensuring accurate measurement of manifold pressure, which is essential for maintaining optimal engine performance and efficiency.

N14 MECHANICAL

In the N14 MECHANICAL engine, the Manifold Pressure Tube is designed to connect the intake manifold to the turbocharger’s pressure sensor. This connection allows the engine control unit (ECU) to monitor the pressure within the intake manifold accurately. By doing so, the ECU can adjust the fuel injection timing and quantity, ensuring the engine operates within its optimal parameters. This part is crucial for maintaining the engine’s performance, especially under varying load conditions.

Grouping of Engines

The Manifold Pressure Tube (3076272) is also compatible with other Cummins engine models that share similar design and operational principles. These engines often include:

• N14 Series: The N14 series, which includes both mechanical and electronic variants, relies on the Manifold Pressure Tube to ensure precise pressure readings. This accuracy is vital for the engine’s turbocharger management and overall performance.
• Cummins QSX Series: In the QSX series, the Manifold Pressure Tube is used to connect the intake manifold to the turbocharger’s pressure sensor. This ensures that the ECU can make real-time adjustments to maintain optimal engine performance.

The Manifold Pressure Tube’s role in these engines is to provide a reliable and accurate pressure measurement, which is essential for the engine’s control systems to function correctly. This part’s precision and durability make it a key component in maintaining the engine’s efficiency and longevity.

Role of Part 3076272 Manifold Pressure Tube in Engine Systems

The Manifold Pressure Tube (part 3076272) is an essential component in the orchestration of engine performance, particularly in systems involving plumbing and Air Fuel Control.

In the plumbing aspect of engine systems, the Manifold Pressure Tube serves as a conduit that facilitates the transfer of pressure readings from the intake manifold to various engine control units (ECUs) or gauges. This transfer is vital for the ECU to make informed decisions regarding fuel delivery and ignition timing. The tube ensures that the pressure data is accurately conveyed, allowing the ECU to adjust the engine’s operation in real-time based on the current load and demand.

Regarding Air Fuel Control, the Manifold Pressure Tube plays a significant role in maintaining the delicate balance between air and fuel within the combustion chamber. By providing precise pressure readings, the tube enables the Air Fuel Control system to fine-tune the air-fuel mixture. This optimization is key to achieving efficient combustion, reducing emissions, and enhancing overall engine performance. The Manifold Pressure Tube, therefore, acts as a bridge between the physical state of the engine and the electronic systems designed to manage it, ensuring that the engine operates within its optimal parameters.

Conclusion

The 3076272 Manifold Pressure Tube is a critical component in the efficient operation of heavy-duty truck engines. Its role in measuring intake manifold pressure allows the ECU to make precise adjustments to fuel delivery and ignition timing, ensuring optimal engine performance. The durable construction and precise calibration of this part contribute to its reliability and long-term performance. Proper installation, regular maintenance, and timely troubleshooting are essential to maximize the benefits of this Cummins part.