3687047
Protective Cover
Cummins®

Introduction

The Cummins 3687047 Protective Cover is designed to safeguard critical parts of commercial trucks, contributing to the overall reliability and performance of the vehicle by protecting sensitive areas such as the engine or exhaust system from environmental factors and physical damage ¹.

Purpose of the 3687047 Protective Cover

This Cummins part serves as a barrier against debris, moisture, and other environmental elements that could lead to wear and tear or malfunction. It helps maintain the integrity and efficiency of the truck’s engine and exhaust system ².

Key Features

The 3687047 Protective Cover is constructed from robust materials that offer resistance to impact and corrosion. Its design ensures a snug fit around the components it protects, minimizing the risk of displacement or failure under various operating conditions ³.

Benefits

Incorporating this part into a truck’s maintenance regimen can lead to extended component longevity, lower maintenance costs, and improved overall truck performance by ensuring that protected components operate within optimal conditions ⁴.

Installation Process

To install the 3687047 Protective Cover, ensure the truck is parked on a level surface and the engine is cool. Gather necessary tools, such as wrenches and screwdrivers. Follow the manufacturer’s instructions for removing any existing covers or components that the 3687047 will replace. Position the new cover over the designated area, securing it with the provided fasteners. Double-check the fit to ensure it is secure and properly aligned.

Maintenance and Care

Regular inspections of the 3687047 Protective Cover are recommended to check for signs of wear, damage, or displacement. Cleaning the cover with a mild detergent and water solution can help remove accumulated dirt and debris, preserving its protective qualities. Address any issues promptly to prevent further damage to the cover or the components it protects.

Troubleshooting Common Issues

Common issues with the 3687047 Protective Cover may include fitment problems or visible damage. If the cover does not fit securely, re-evaluate the installation process to ensure all steps were followed correctly. For damage, assess the extent and consider whether repair or replacement is necessary. Consulting the manufacturer’s guidelines can provide specific troubleshooting steps and solutions.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history of innovation and quality, Cummins serves commercial, industrial, and automotive markets. The company is renowned for its commitment to reliability and performance in the commercial truck industry.

Protective Cover 3687047 Compatibility with Cummins Engines

The Protective Cover part number 3687047, manufactured by Cummins, is designed to fit a variety of Cummins engines, ensuring longevity and optimal performance. Below is a detailed breakdown of the engines with which this protective cover is compatible.

ISB Series Engines

• ISB (Chrysler)
• ISB6.7 CM2250
• ISB6.7 CM2350 B101

ISX Series Engines

• ISG12 CM2880 G107
• ISX12 CM2350 X102
• ISX12/ISX11.9 CM2250
• ISX15 CM2250
• ISX15 CM2250 SN
• ISX15 CM2350 X101

QSK Series Engines

• QSK19 CM850 MCRS
• QSK60 G CM2358 K110
• QSK95 CM2350 K113

QSX Series Engines

• QSX15 CM2350 X105

X Series Engines

• X12 CM2350 X119B
• X12 CM2670 X121B
• X13 CM2670 X122B
• X15 CM2350 X116B
• X15 CM2350 X123B
• X15 CM2450 X134B

Role of Part 3687047 Protective Cover in Engine Systems

The 3687047 Protective Cover is an integral component in safeguarding various elements within engine systems. It is designed to provide a shield against environmental factors and mechanical stresses that could potentially impair the functionality of sensitive components.

Protection for the Front Gear

The front gear is a pivotal component in the engine’s operation, responsible for driving the camshaft and other essential parts. The Protective Cover ensures that the front gear remains shielded from debris, moisture, and excessive heat, thereby maintaining its precision and longevity.

Safeguarding the Exhaust Transfer Tube

The exhaust transfer tube plays a significant role in directing exhaust gases away from the engine. The Protective Cover helps in insulating the tube from external contaminants and thermal fluctuations, ensuring efficient gas flow and reducing the risk of corrosion.

Integration with the Exhaust Pressure Sensor Insulation

The Exhaust Pressure Sensor Insulation is vital for accurate readings of exhaust pressure, which is essential for optimal engine performance. The Protective Cover enhances the durability of this insulation by providing a barrier against physical damage and environmental elements.

Module and Engine Control Protection

Engine control modules are the brain of the engine, managing various functions to ensure smooth operation. The Protective Cover plays a role in protecting these modules from electrical interference and physical damage, thereby ensuring reliable engine control.

Nitrogen Oxide Sensor and Sensor Kit Protection

Nitrogen oxide sensors are critical for monitoring emissions and ensuring compliance with environmental regulations. The Protective Cover aids in protecting these sensors from harsh conditions, maintaining their accuracy and reliability. Similarly, the Sensor Kit, which often includes multiple sensors, benefits from the added layer of protection provided by the cover.

Overall Sensor Protection

Sensors within the engine system are susceptible to damage from heat, moisture, and physical impact. The Protective Cover extends its protective benefits to all sensors, ensuring they operate within specified parameters and provide consistent data for engine management systems.

Conclusion

The 3687047 Protective Cover is a multifaceted component that enhances the resilience and performance of various engine system components. Its role in protecting gears, tubes, modules, and sensors underscores its importance in maintaining the overall efficiency and reliability of engine operations.