DIESEL Injector 4026222

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DIESEL Injector 4026222
Details
DIESEL injector 4026222 This is a core fuel injection component specifically designed for Cummins QSM11 and ISM11 series diesel engines. It is a key component of the high-pressure common rail system and is widely used in heavy-duty power applications such as industrial generators and marine auxiliary equipment. As the engine's "precision fuel distributor," this model uses electromagnetic control technology to achieve precise regulation of fuel atomization and injection, directly affecting the engine's power output, fuel economy, and emission compliance. It is a core component ensuring the long-term stable operation of heavy equipment.
Category
Cummins Diesel Injector
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Description

DIESEL injector 4026222 Employing advanced solenoid valve control technology and equipped with precision-calibrated injectors, this system atomizes fuel into ultrafine particles of 3-8 microns under 2000 bar high pressure, ensuring thorough mixing with air for efficient combustion. The main body is forged from heat-resistant alloy steel, possessing exceptional pressure resistance and corrosion resistance, enabling it to withstand the harsh working environments of heavy equipment. The product strictly adheres to ISO 9001 and TS 16949 quality standards, undergoing multiple rounds of testing including electrical characteristics, high and low temperature resistance, and leak detection. The fuel injection error is controlled within ±0.5%, reducing fuel consumption by 6% compared to traditional injectors, while meeting EPA Tier 4 and EU Stage V emission standards. During installation, a dedicated torque wrench must be used to tighten the system to the specified torque to prevent fuel leakage or power loss due to improper installation.

 

 
Product Parameters
 

Compatible Engines

Cummins QSM11, ISM11 series diesel engines

Operating Pressure

Maximum 2000 bar

Control Type

Electromagnetic

Injection Accuracy

±0.5% injection quantity error

Atomized Particle Size

3-8 microns

Material

Heat-resistant alloy steel

Certification Standards

ISO 9001, TS 16949, EPA Tier 4, EU Stage V

Applications

Industrial generators, marine auxiliary equipment

Warranty Period

6 months

 

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FAQ
 

Q: Can this injector be used in marine engines?

A: Yes. The 4026222 is specifically designed for Cummins marine auxiliary engines, featuring moisture and vibration resistance, adapting to the complex operating conditions of ships, and has passed marine equipment quality certification.

Q: What causes a sudden increase in fuel consumption when using a generator?

A: Most likely, it's due to carbon buildup in the injector or a clogged filter. It is recommended to clean the injectors every 40,000-60,000 kilometers, use standard fuel, and add fuel additives. Generators operating at low speeds for extended periods require shorter maintenance intervals.

Q: What are the advantages of its high-pressure performance compared to ordinary injectors?

A: The 2000 bar high-pressure design achieves finer atomization, ensuring complete fuel combustion even under low generator loads, reducing carbon buildup, and extending engine overhaul intervals.

Q: Is adjustment required after installation?

A: Adjustment is necessary. After installation, a diagnostic tool must be used to check the fuel injection balance of each cylinder to ensure the error is within the allowable range. Simultaneously, air must be purged from the fuel system to prevent injection abnormalities caused by air resistance during startup.

 

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