Komatsu Relief Valve 6754-72-1220-manufacture,factory,supplier from China

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.

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

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.

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.

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?

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.

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

Hydraulic pumps play a vital role in numerous industrial and engineering applications, serving as a fundamental component where hydraulic power needs to be efficiently transferred. Understanding the functions and significance of hydraulic pumps is crucial for appreciating their essential role in modern industry.One of the primary functions of hydraulic pumps is to generate hydraulic pressure, which is indispensable for various industrial processes like the operation of heavy machinery and the movement of large objects.

Recently, the Novokuznetsk Mining and Coal Exhibition was held in Novokuznetsk, Russia, from June 4 to 7. As a leading company focusing on the field of machinery parts, Jining Huida Construction Machinery Co., Ltd. was honored to attend the exhibition on behalf of Chinese suppliers. In this event, we have demonstrated the excellent quality and innovative strength of Made in China with impressive achievements, which has won more praise for our company in the global market!The exhibition venue exhibition area of 55,000 square meters, nearly 30,000 visitors, as many as 600 exhibitors and brands.

Recently, Jining Huida Construction Machinery Co., Ltd. was honored to participate in CTT and XPO (Moscow International Construction Equipment and Technology Exhibition and Novokuznetsk Mining and Coal Exhibition). As an enterprise mainly engaged in machinery accessories, this exhibition showed the world the excellent quality and innovative strength of Made in China.Affected by the situation, many European and American brands have withdrawn from the Russian market one after another, which provides a good opportunity for Chinese manufacturers.