3008690
Hose Clamp
Cummins®

Introduction

The Hose Clamp 3008690, manufactured by Cummins, is a critical component in the maintenance and operation of commercial trucks. Cummins, a renowned name in the commercial vehicle industry, produces a range of parts designed to enhance the efficiency and reliability of truck systems. This Cummins part plays a significant role in securing hoses within various truck systems, ensuring a tight and leak-free connection.

Basic Concepts of Hose Clamps

Hose clamps are essential devices used to secure hoses to fittings, maintaining the integrity of fluid transfer systems in the automotive industry. Common types include worm drive, spring, and wire clamps, each designed for specific applications based on the environment and the type of hose being used ¹.

Purpose of the 3008690 Hose Clamp in Truck Operation

The 3008690 Hose Clamp is utilized in commercial trucks to secure hoses in critical systems such as the fuel, coolant, and hydraulic systems. It maintains a secure connection under various operating conditions, ensuring the efficient transfer of fluids and gases. This clamp is particularly important in environments where vibrations and temperature fluctuations are common, as it helps to prevent leaks and maintain system integrity ².

Key Features of the 3008690 Hose Clamp

The 3008690 Hose Clamp is designed with several features that enhance its performance and durability. It is constructed from high-quality materials that offer resistance to corrosion and wear. The clamp features a worm drive mechanism, allowing for precise adjustment and a strong grip on the hose. Its design ensures easy installation and removal, making it a practical choice for maintenance tasks ³.

Benefits of Using the 3008690 Hose Clamp

Using the 3008690 Hose Clamp offers several advantages. Its design facilitates easy installation, reducing downtime during maintenance. The clamp’s reliability under various conditions ensures a secure connection, minimizing the risk of leaks. Additionally, its resistance to environmental factors such as moisture and temperature fluctuations contributes to its longevity and performance.

Installation and Usage Guidelines

Proper installation of the 3008690 Hose Clamp involves several steps. First, ensure the hose and fitting are clean and free from debris. Place the clamp around the hose and fitting, ensuring it is aligned correctly. Use the worm drive mechanism to tighten the clamp gradually, achieving a secure fit without over-tightening, which could damage the hose. Regular checks should be performed to ensure the clamp remains secure.

Troubleshooting Common Issues with Hose Clamps

Common issues with hose clamps include leaks due to improper sealing or clamp failure. To address these problems, first, ensure the clamp is correctly installed and tightened. If leaks persist, inspect the hose and fitting for damage. Replacing a damaged hose or fitting may be necessary. Additionally, ensuring the clamp is compatible with the hose material can prevent issues related to corrosion or degradation.

Maintenance Tips for Hose Clamps

Regular inspection and maintenance of hose clamps are crucial for ensuring their longevity and optimal performance. Inspect clamps for signs of wear, corrosion, or loosening. Tighten clamps as needed and replace them if they show significant wear or damage. Keeping hoses and fittings clean and free from debris also contributes to the overall effectiveness of the clamp.

Cummins: A Brief Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history spanning over a century, Cummins has established a reputation for quality and innovation in the commercial vehicle industry. The company’s product range includes engines, powertrains, and aftermarket parts, all designed to enhance the performance and reliability of commercial vehicles.

Cummins Hose Clamp 3008690 Compatibility

The Cummins Hose Clamp part number 3008690 is designed to fit a variety of Cummins engines, ensuring a secure and reliable connection for various hoses and lines. This part is engineered to meet the rigorous standards set by Cummins, providing durability and ease of installation across multiple engine models.

Compatible Engines

• 4B3.9
• 6B5.9
• 6C8.3
• B4.5
• B5.9 G
• B5.9 GAS PLUS CM556
• B6.7 G CMOH6.0 B125
• C GAS PLUS CM556
• C8.3 G
• F3.8 CM2620 F137B
• G855
• G855 CM558
• GTA855 CM558 (CM2358) G101
• ISB5.9G CM2180
• ISD4.5 CM2220 D108
• ISF3.8 CM2220 AN
• ISM CM570
• ISM CM570/870
• ISM CM876
• ISM11 CM876 SN
• ISZ13 CM2150 Z105
• K19
• K50
• KTA19GC CM558
• L10 CELECT

This hose clamp is versatile and can be used in various applications within these engines, including fuel lines, coolant lines, and other critical fluid connections. Its compatibility with such a wide range of engines makes it a valuable component for maintenance and repair across multiple Cummins engine models.

Role of Part 3008690 Hose Clamp in Engine Systems

The part 3008690 Hose Clamp is a critical component in securing and maintaining the integrity of various hose connections within engine systems. Its application spans across multiple critical subsystems, ensuring efficient operation and reliability.

Aftercooler and Aftercooler Tube

In the aftercooler system, the Hose Clamp secures the connections between the aftercooler and the aftercooler tube. This ensures a leak-free passage of cooled air to the engine, enhancing combustion efficiency and overall performance.

Air Crossover Connection

For the air crossover connection, the Hose Clamp plays a vital role in maintaining a secure seal. This is important for balanced air distribution across cylinders, which is essential for consistent engine performance and reduced emissions.

Crankcase Breather and EBM Housing

The crankcase breather system relies on the Hose Clamp to maintain a tight seal, preventing oil vapors and contaminants from escaping. Similarly, in the EBM (Engine Breather Module) housing, the clamp ensures that the breather system operates efficiently, contributing to engine longevity.

Thermostat and Housing

In the thermostat housing, the Hose Clamp secures the connections to the thermostat, ensuring that coolant flow is regulated properly. This is important for maintaining optimal engine operating temperatures and preventing overheating.

Engine Cooling Fan Shroud and Oil Cooler

The engine cooling fan shroud utilizes the Hose Clamp to secure hoses that route coolant to and from the engine oil cooler. This ensures efficient heat exchange, which is important for maintaining engine oil viscosity and performance.

Lubricating Oil Cooler and Filter/Cooler

For the lubricating oil cooler and filter/cooler systems, the Hose Clamp secures hoses that transport lubricant. This ensures that the lubrication system remains pressurized and free from leaks, which is important for reducing friction and wear within the engine.

Heater Inlet Tube and Plumbing

In the heater inlet tube and overall plumbing system, the Hose Clamp secures connections that transport coolant to the heater core. This ensures that the heating system operates efficiently, providing comfort to the vehicle’s occupants.

Turbocharger and Torque Converter

In turbocharger arrangements and torque converter systems, the Hose Clamp secures hoses that may transport coolant or lubrication fluids. This is important for the efficient operation of these high-performance components, ensuring they function within their designed parameters.

Sea Water Piping and Torque Converter Cooler

For sea water piping mounting and torque converter cooler systems, the Hose Clamp ensures that all connections are secure. This is particularly important in marine applications, where saltwater can cause corrosion and leaks if connections are not properly sealed.

Lubricating Oil Filter and Oil Gauge

Finally, in the lubricating oil filter and oil gauge systems, the Hose Clamp secures hoses that transport oil to and from the filter, ensuring that the lubrication system remains clean and pressurized. This is important for accurate oil pressure readings and overall engine health.

Conclusion

The 3008690 Hose Clamp by Cummins is a versatile and essential component for maintaining the integrity of hose connections in various engine systems. Its design, featuring high-quality materials and a worm drive mechanism, ensures durability, easy installation, and reliable performance. Regular maintenance and proper installation are key to maximizing the benefits of this part, contributing to the overall efficiency and reliability of commercial truck engines.