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Why is it difficult to start an excavator in winter? It is not only determined by its own technical condition, but also by the outside temperature.

Choosing the right hydraulic pump is crucial for the performance and stability of the hydraulic system. So, how do you choose the appropriate hydraulic pump? This article will provide you with a comprehensive guide to help you easily navigate the selection of hydraulic pumps.First and foremost, it is essential to clarify the requirements.

Check whether the diesel pump pump body oil leakage: check whether the diesel pump seals (gaskets, oil seals, etc.) is damaged or aging, if there is damage or aging need to replace the relevant parts in a timely manner.Check whether the parts of the diesel pump are worn: open the diesel pump, carefully check the surface of the pump parts with or without obvious wear, if there is wear parts need to be replaced in a timely manner and to ensure that the installation is correct.Replace the diesel pump seals: disassemble the diesel fuel, open the pump body, find the aging hardened seals and replace

Engine Spare Parts：Cylinder block /Cylinder head/Fuel pump /Injection pump /Water Pump/Oil pump/Priming pump/Turbocharger /Alternator/Air compressor/Controller/SensorBelt/Injector/Wiring harness/Crankshaft/Camshaft/Thermostat/Starting motor/Piston /Piston ring/Piston pin/Liner/Connecting rod/Main metal/Connecting rod metal/Thrust metal/Flywheel housing/Fan/Gasket kit /Hydraulic spare partsHydraulic pump/Cylinder block+ plate valve/Retainer shoe/Cradle assy/Shaft/Solenoid valve/Gear pump/Fan pump/Fan motor/Swing motor/Boom/Boom cylinder/Arm /Arm cylinder/Piston sub/Guide retainer/Spring/Relief

The quality of fuel injectors is heavily influenced by the materials used in their construction, which directly affect their durability, performance, and cost. Here are the key material differences found in fuel injectors of varying qualities:1. Housing and Body MaterialHigh-Quality Injectors: Typically made from stainless steel or high-strength alloys.

Injector troubleshooting methods1. Few or no oil injected by the injector.2. Injector injection pressure is too low.3. Injector injection pressure is too high4. Leakage of fuel injector injectors5. Poor atomization of fuel injector injection6, Injector injection into the line7, Injector needle valve surface burned or blue-black color. Note: (diesel engine overheating) check the cooling system, and pay attention to the replacement of coupling parts.

When it comes to Japanese imported machines, the Komatsu excavator stands out for its exceptional performance and durability, winning the hearts of machine enthusiasts in the Chinese market. However, regardless of the series, after thousands of hours of operation in various construction environments, Komatsu excavators encounter the challenge of adjusting the hydraulic pump.

The primary differences between Komatsu original (OEM) filters and aftermarket filters lie in their quality, performance, and cost.Quality and Materials: OEM filters are made by Komatsu or approved manufacturers, ensuring they meet the company's strict design and quality standards. They are built to last and offer optimal filtration capabilities, protecting sensitive machinery parts like engines and hydraulic systems.

Construction projects heavily rely on reliable and high-quality machinery for optimal performance. Here, we highlight some leading brands known for their exceptional construction equipment:American Brands: Caterpillar, John Deere, Bobcat, and Terex. These brands are synonymous with durability and innovation in the construction industry.Japanese Brands: Komatsu, Hitachi, Kobelco, and Sumitomo. Renowned for their advanced technology and reliability, these brands offer a wide range of construction machinery solutions.Korean Brands: Daewoo, Hyundai, and Doosan.

1. You only have Komatsu spare parts?We also have other brands,such as Carter, Hitachi, Kobelco, Volvo, Cummins, etc...2. How about your warranty?