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 |






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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