Common Rail Fuel Injector 2855491 User Manual
Model: 2855491 | Brand: NC
1. ఉత్పత్తి ముగిసిందిview
This manual provides essential information for the Common Rail Fuel Injector, Part Number 2855491. This component is designed for use in various New Holland machinery models, including B110B, B100B, B100BLR, B115B, B100BTC, and D95B. It is a critical part of the engine's fuel delivery system, ensuring precise fuel atomization and combustion efficiency.
Key features of this fuel injector include:
- పార్ట్ నంబర్: 2855491
- అప్లికేషన్: Specifically designed for New Holland B110B, B100B, B100BLR, B115B, B100BTC, D95B models.

Figure 1: The Common Rail Fuel Injector, model 2855491. This image displays the full injector unit, highlighting its metallic construction and precise design, essential for its function in the fuel system.
2. సెటప్ మరియు ఇన్స్టాలేషన్
Installation of a common rail fuel injector requires specialized tools and technical expertise. It is highly recommended that installation be performed by a qualified and certified mechanic or technician to ensure proper function and prevent damage to the engine or the injector itself.
General Installation Guidelines (for qualified personnel):
- మొదటి భద్రత: Disconnect the vehicle's battery and ensure the fuel system is depressurized before beginning any work. Wear appropriate personal protective equipment (PPE).
- తయారీ: Clean the area around the old injector to prevent contaminants from entering the fuel system.
- తొలగింపు: Carefully remove the old fuel injector, noting the position of all seals and clamps.
- తనిఖీ: Inspect the injector bore for any debris or damage. Clean as necessary.
- New Injector Installation: Install the new injector (Part Number 2855491) with new seals and washers as required. Ensure it is seated correctly and torqued to manufacturer specifications.
- తిరిగి కనెక్ట్ చేయండి: Reconnect fuel lines, electrical connectors, and any other components removed during the process.
- System Priming: Prime the fuel system according to the vehicle manufacturer's instructions to remove any air.
- లీక్ చెక్: Start the engine and carefully check for any fuel leaks around the newly installed injector.
Refer to the specific service manual for your New Holland equipment model for detailed, step-by-step installation procedures and torque specifications.
3. ఆపరేటింగ్ సూత్రాలు
The Common Rail Fuel Injector (Part Number 2855491) is a precision component in a diesel engine's common rail direct injection (CRDI) system. Unlike older systems, CRDI maintains high fuel pressure in a common rail, which is then delivered to individual injectors.
ఇది ఎలా పనిచేస్తుంది:
- అధిక పీడనం: Fuel is supplied to the injector at extremely high pressure from the common rail.
- ఎలక్ట్రానిక్ నియంత్రణ: The Engine Control Unit (ECU) sends an electrical signal to the injector's solenoid or piezoelectric actuator.
- Precise Injection: This signal opens a valve within the injector, allowing a precisely metered amount of fuel to be sprayed into the combustion chamber at the optimal time and pressure.
- అటామైజేషన్: The high pressure ensures fine atomization of the fuel, leading to more efficient combustion, reduced emissions, and improved fuel economy.
The injector's operation is fully automated and controlled by the vehicle's engine management system. No manual operation is required or possible by the end-user.
4. నిర్వహణ
Proper maintenance of the fuel system is crucial for the longevity and performance of your Common Rail Fuel Injector. While the injector itself is not typically a user-serviceable part, adhering to general fuel system maintenance practices can significantly extend its lifespan.
- ఇంధన నాణ్యత: Always use high-quality, clean diesel fuel. Contaminated or low-quality fuel is a primary cause of injector failure.
- ఇంధన ఫిల్టర్ భర్తీ: Regularly replace the fuel filter according to the manufacturer's recommended service intervals. A clogged fuel filter can restrict fuel flow and put undue strain on the fuel system components, including the injectors.
- తక్కువ ఇంధనంతో నడపడం మానుకోండి: Running the fuel tank consistently low can lead to the fuel pump picking up sediment from the bottom of the tank, which can then clog filters and injectors.
- వృత్తిపరమైన తనిఖీ: If you suspect issues with your fuel injectors (e.g., rough idling, decreased fuel economy, black smoke), have the system inspected by a professional.
Do not attempt to clean or repair the injector yourself unless you are a trained professional with the correct equipment.
5. ట్రబుల్షూటింగ్
Issues with fuel injectors can manifest in various ways. Below are common symptoms and potential causes. For accurate diagnosis and repair, professional assistance is strongly recommended.
| లక్షణం | సాధ్యమైన కారణం | చర్య |
|---|---|---|
| ఇంజిన్ మిస్ ఫైర్స్ లేదా రఫ్ ఐడ్లింగ్ | Clogged, dirty, or faulty injector; air in fuel system. | Check fuel filter; professional diagnostic scan for injector performance. |
| తగ్గిన ఇంధన ఆర్థిక వ్యవస్థ | Leaking or improperly spraying injector. | Professional inspection of injector spray pattern and leakage. |
| ఎగ్జాస్ట్ నుండి నల్లటి పొగ | Injector over-fueling or poor atomization. | Professional diagnostic to identify over-fueling injector. |
| ఇంజిన్ స్టార్ట్ చేయడంలో ఇబ్బంది | Insufficient fuel pressure due to injector issues or fuel pump problems. | Check fuel pressure; professional system diagnosis. |
| Fuel Leakage Around Injector | Improperly seated injector, damaged seals, or cracked injector body. | Immediately address; professional re-installation or replacement. |
హెచ్చరిక: Do not attempt to repair fuel system components without proper training and safety equipment. High-pressure fuel systems can be extremely dangerous.
6. స్పెసిఫికేషన్లు
| పార్ట్ నంబర్ | 2855491 |
| అప్లికేషన్ | New Holland B110B, B100B, B100BLR, B115B, B100BTC, D95B |
| బ్రాండ్ | NC |
| తయారీదారు | N\C |
| ASIN | B08PVC4SB6 |
| మొదటి తేదీ అందుబాటులో ఉంది | డిసెంబర్ 7, 2020 |
7. వారంటీ మరియు మద్దతు
Specific warranty terms for the Common Rail Fuel Injector (Part Number 2855491) are typically provided by the seller or manufacturer at the time of purchase. Please retain your proof of purchase for any warranty claims.
For technical support, detailed product information, or warranty inquiries, please contact the seller directly or refer to the official documentation provided with your purchase.
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