C9 Diesel Fuel Pump 476-8769 4768769 Fuel Injection Pumps

Product Overview
The C9 Diesel Fuel Pump, with part numbers 476-8769 and 4768769, is a high-quality Fuel Injection Pump designed for optimal performance and durability. This fuel pump is specifically engineered for C9 diesel engines, ensuring precise fuel delivery for efficient combustion and engine operation. As a critical component in the fuel injection system, it plays a vital role in maintaining engine power and fuel economy.
This diesel fuel pump is manufactured to meet or exceed OEM standards, guaranteeing reliability and a long service life. Whether for replacement or maintenance, this fuel injection pump offers a dependable solution.
About 广州品信发动机有限公司 (Guangzhou Pinxin Engine Co., Ltd.)
广州品信发动机有限公司 (Guangzhou Pinxin Engine Co., Ltd.) is a leading provider specializing in 卡特彼勒 (Caterpillar) diesel engine solutions. Our main business encompasses 卡特彼勒 (Caterpillar) diesel engine assemblies and a comprehensive range of 零部件 (parts). We are dedicated to supplying top-quality components for various 卡特彼勒 (Caterpillar) engines, including models such as: C4.2, C4.4, C6.4, C7, C7.1, C9, C9.3, C13, C15, C18, 3306, 3406, 3408, 3512, and 3516.
Our commitment is to provide customers with reliable 卡特彼勒 (Caterpillar) engine parts and assemblies to ensure optimal engine performance and longevity. We offer a wide selection of components to meet diverse engine maintenance and repair needs.
Our Main Business Scope:
Supply of 卡特彼勒 (Caterpillar) Diesel Engine Assemblies
Comprehensive Range of 卡特彼勒 (Caterpillar) Engine Parts
Engine Models: C4.2, C4.4, C6.4, C7, C7.1, C9, C9.3, C13, C15, C18, 3306, 3406, 3408, 3512, 3516 and more.
卡特彼勒 (Caterpillar) Engine Part Knowledge
Understanding the components of your 卡特彼勒 (Caterpillar) engine is crucial for maintenance and repair. Here are some common parts and their descriptions:
1. 活塞环 (Piston Ring)
Location: Installed in the grooves of the piston, located in the cylinder block.
Description: 活塞环 (Piston Rings) seal the combustion chamber, preventing gases from escaping and oil from entering. They also help in heat transfer from the piston to the cylinder wall.
Example: 卡特彼勒 (Caterpillar) C9 engine uses 活塞环 (Piston Ring) with Part Number 155-2250.
2. 气门导管 (Valve Guide)
Location: Located in the cylinder head, guiding the intake and exhaust valves.
Description: 气门导管 (Valve Guides) ensure proper valve movement and alignment, reducing wear and tear on valves and valve seats.
Example: 卡特彼勒 (Caterpillar) C7 engine uses 气门导管 (Valve Guide) with Part Number 222-2784.
3. 曲轴瓦 (Crankshaft Bearing)
Location: Positioned between the crankshaft and the engine block, supporting the crankshaft.
Description: 曲轴瓦 (Crankshaft Bearings) allow the crankshaft to rotate smoothly, reducing friction and wear, and supporting the rotational load.
Example: 卡特彼勒 (Caterpillar) 3406 engine uses 曲轴瓦 (Crankshaft Bearing) with Part Number 7W-5953.
4. 连杆瓦 (Connecting Rod Bearing)
Location: Located between the connecting rod and the crankshaft, at the connecting rod journal.
Description: 连杆瓦 (Connecting Rod Bearings) facilitate smooth movement of the connecting rod on the crankshaft, handling combustion forces and enabling rotation.
Example: 卡特彼勒 (Caterpillar) C15 engine uses 连杆瓦 (Connecting Rod Bearing) with Part Number 217-3428.
5. 机油滤清器 (Oil Filter)
Location: Usually mounted externally on the engine block, as part of the lubrication system.
Description: 机油滤清器 (Oil Filters) remove contaminants from engine oil, ensuring clean oil circulates to lubricate engine components, preventing wear and damage.
Example: 卡特彼勒 (Caterpillar) C9.3 engine uses 机油滤清器 (Oil Filter) with Part Number 1R-0770.
6. 柴油滤清器 (Diesel Fuel Filter)
Location: Positioned in the fuel line, often near the engine or fuel tank.
Description: 柴油滤清器 (Diesel Fuel Filters) filter out impurities and water from diesel fuel before it reaches the engine, protecting the fuel injection system from damage and ensuring clean combustion.
Example: 卡特彼勒 (Caterpillar) C7 engine uses 柴油滤清器 (Diesel Fuel Filter) with Part Number 1R-0751.
7. 水泵 (Water Pump)
Location: Typically mounted at the front of the engine, driven by a belt or gear.
Description: 水泵 (Water Pumps) circulate coolant throughout the engine and radiator, regulating engine temperature and preventing overheating.
Example: 卡特彼勒 (Caterpillar) C13 engine uses 水泵 (Water Pump) with Part Number 295-9233.
8. 喷油嘴 (Fuel Injector)
Location: Installed in the cylinder head, delivering fuel directly into the combustion chamber.
Description: 喷油嘴 (Fuel Injectors) precisely spray fuel into the engine cylinders at the correct pressure and timing for efficient combustion.
Example: 卡特彼勒 (Caterpillar) C9 engine uses 喷油嘴 (Fuel Injector) with Part Number 238-8533.
9. 涡轮增压器 (Turbocharger)
Location: Attached to the exhaust manifold and intake system.
Description: 涡轮增压器 (Turbochargers) increase engine power and efficiency by forcing more air into the combustion chamber, utilizing exhaust gas energy.
Example: 卡特彼勒 (Caterpillar) C18 engine uses 涡轮增压器 (Turbocharger) with Part Number 379-5314.
10. 启动马达 (Starting Motor)
Location: Bolted to the engine block, usually near the flywheel housing.
Description: 启动马达 (Starting Motors) crank the engine to start the combustion process, initiating engine operation.
Example: 卡特彼勒 (Caterpillar) 3516 engine uses 启动马达 (Starting Motor) with Part Number 24V 307-2935.
Common Questions about 卡特彼勒 (Caterpillar) Diesel Engines
What are the common causes of black smoke from a 卡特彼勒 (Caterpillar) diesel engine?
Black smoke in 卡特彼勒 (Caterpillar) diesel engines is often due to incomplete combustion. Common causes include faulty 喷油嘴 (fuel injectors), a clogged air filter, incorrect fuel timing, or issues with the turbocharger. Addressing these issues promptly can prevent further engine problems.
How often should I change the 机油 (engine oil) in my 卡特彼勒 (Caterpillar) engine?
The engine oil change interval for <span style="style="color: #007bff;">卡特彼勒 (Caterpillar) engines varies depending on the engine model and operating conditions. Generally, it is recommended to change the 机油 (engine oil) and 机油滤清器 (oil filter) every 250 to 500 hours of operation. Always refer to your engine's operation and maintenance manual for specific recommendations.
What is the function of an 空气滤清器 (air filter) in a 卡特彼勒 (Caterpillar) diesel engine?
The 空气滤清器 (air filter) in a 卡特彼勒 (Caterpillar) diesel engine prevents dust, dirt, and other contaminants from entering the engine. A clean 空气滤清器 (air filter) ensures proper air flow for combustion, improving engine efficiency and reducing wear. Regular replacement is essential for engine health.
Troubleshooting: 卡特彼勒 (Caterpillar) Engine Overheating
Symptom: Engine temperature gauge reading high, steam or coolant escaping from the radiator, engine power loss.
Possible Causes and Solutions:
Low Coolant Level: Check the coolant level in the radiator and expansion tank. Refill if low and check for leaks in hoses, radiator, or water pump.
Faulty Thermostat: A stuck thermostat can prevent coolant circulation. Test the thermostat and replace if necessary.
Water Pump Failure: Inspect the 水泵 (water pump) for leaks or bearing failure. A malfunctioning water pump will not circulate coolant effectively and needs replacement.
Radiator Blockage: Check the radiator fins for debris and clean them. Internally, the radiator may be clogged, requiring professional cleaning or replacement.
Fan Issues: Ensure the cooling fan is operating correctly. Check fan belts and fan clutch for proper function.
Note: Overheating can cause severe engine damage. Address the issue immediately and consult a professional technician if necessary.
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