Growshine International - Your Premier Source for Excavator Diesel Pumps & Heavy Equipment Parts - May 22, 2025
---Unmatched Quality: Excavator Diesel Pumps and Fuel System Components
At Growshine International, we pride ourselves on being a leading name in engineering machinery parts, heavy truck parts, agricultural machinery parts, and auto parts import and export trade. Our extensive inventory includes a wide array of excavator diesel pumps and essential fuel system components, ensuring your machinery runs smoothly and efficiently. We offer both genuine and high-quality aftermarket fuel pumps, high pressure oil pumps, and diesel pumps for a variety of popular models.
For Komatsu PC200-8, PC220-8, and PC240-8 excavators, we supply reliable 0445020150 and 526424 diesel pumps. These Komatsu high pressure oil pumps are engineered for optimal performance. We also stock the 0445020150 and 526424 (also known as 0445020150 and 5264248) for the same models. Additionally, find the 6754-71-1012 and 6754711012 diesel engine injector pump suitable for PC200-8 excavators, and the 6754-71-1010 and 6754711010 PC200-8 diesel pump for S6D107 high pressure oil pumps. For Komatsu PC300-8 excavators with 6D114 engines, we have the 39732228 CCR1600 diesel pump. The 39732286D114 high pressure common rail fuel pump is also available for PC300-8 and PC350-8 excavators. We also carry 094000-0380 and 6156-71-1112 PC400-7 excavator engine injector pumps, as well as the 6156-71-1131 and 6156711131 diesel pump for PC400-7 and PC450-7 excavators. For Komatsu PC450-7 excavators, we have the 094000-0383 and 0940000383 diesel pump piston injection pump. The 6261-71-1111 and 6261711111 diesel fuel injection pump is suitable for Komatsu 6D140-5 excavators. Our offerings also extend to 6245-71-1110 PC600-7 excavator engine diesel pump and 6745-71-1170 PC360-8M0 excavator diesel pump.
Comprehensive Range of Fuel Pumps for Various Applications
Growshine International offers a diverse selection of fuel pumps to meet various needs, including truck parts, heavy equipment parts, and diesel engine components. For American heavy trucks and excavators, we supply 9H2256 CAT D6C fuel transfer pumps and hand pumps. Our inventory includes HEP015 external electronic fuel pumps with black connectors, suitable for Yanmar excavators and Kubota machinery. We also feature universal HEP-02A 12V 24V electronic fuel pumps for diesel and gasoline transfer pumps. For Kubota excavators, we have 1G852-51012 high pressure oil pumps for V2403 diesel engines and C2.4 engines. You can also find the EP-502-0 Kubota excavator electronic pump, gasoline pump, diesel pump, and external fuel transfer pump.
For Cummins engines, we provide the 104641-7320 high pressure oil pump for B3.3 engines and 4D95 diesel large pumps. The 3936318 Dongfeng Cummins 6CT240 horsepower engine fuel transfer pump is available for excavators. We also offer the 4943049 Cummins electronic oil pump for excavators and rotary drilling machinery, along with 4935731 and 5362274. For Cummins B3.3 engines, we have the 104641-7320 diesel pump. The 101609-3760, 4063845, and 6738-71-1530 injector pump is suitable for 6BT5.9 diesel pump excavators. We also supply the 3936316, 3936317, and 3936318 Dongfeng Cummins diesel engine fuel transfer pump. The 104741-7320 VE fuel pump and diesel engine injector pump are suitable for excavators. For Cummins KTA50 diesel engines, we have the 3631721 and 3075537 injector pump PT pump. For Dongfeng Cummins ISC8.3 and QSC8.3 diesel engines, we offer the 4076442 fuel pump. We also supply the 5284018 and 294000-1691 Cummins 3.8 engine diesel pump for ISBE engines. The 4296362 QSN fuel pump is available for excavator maintenance. For Longgong LG6360 excavators with Cummins QSB7 diesel engines, we have the 5256608 diesel pump. The 0402066732, 0402066741, and 3991485 excavator diesel pump are also in stock. Additionally, we provide the 5263094 and 0445020227 fuel pump for Cummins ISB and QSB engine parts. For Dongfeng Cummins PC200-8 engines, we have the 0445020150 and 5264248 excavator injector pump. The 6738-71-1110 SAA6D102 engine diesel pump is also available. Lastly, we stock 4087997 PC1250-7 diesel pump, WA600-3 loader, and WD600-3 D375 bulldozer diesel pump.
Specialized Solutions for Caterpillar and Isuzu Excavators
Growshine International specializes in providing top-tier Caterpillar excavator parts and Isuzu excavator components. For Caterpillar 323D excavators with C6.6 engines, we offer the 3178021 and 317-8021 injector pump. The 295-9127 Caterpillar engine parts C4.2 fuel pump and excavator oil pump are also available. We stock the 319-0676 and 3190676 Caterpillar engineering machinery excavator fuel pump engine parts C7 C9 high pressure oil pump diesel pump. For Caterpillar E320D excavators, we have the 326-4635 and 3264635 fuel pump for C6.4 high pressure oil pumps. The 324-8021 and 3248021 Caterpillar 320D engine parts fuel pump diesel pump excavator high pressure oil pump actuation pump are also in our inventory. For Caterpillar C6.4, E320D, 320D, and C6.4 actuation pumps, we provide the 326-4635 and 3264635 diesel pump fuel pump. Additionally, we have the 295-9127 Caterpillar C4.2 engine fuel pump and excavator oil pump. For Caterpillar C7 C9 engines, we offer the 319-0676 and 3190676 excavator fuel pump engine parts. The 326-4634 and 3264634 Caterpillar C4.2 engine fuel pump are suitable for diesel engine excavators. For Caterpillar 323D and E323D excavators, we have the 293-0249 diesel pump tail pump. For Caterpillar C7.1, E320D, E323D2, and E330D2 excavators, we stock the 375-2647 electronic diesel pump high pressure pump. The 317-8021 and 3178021 Caterpillar C6.6 engine diesel pump high pressure oil pump excavator actuation pump is also available. For Caterpillar C9 engines, we offer the 10R8900 fuel pump. The 463-1678 and 398-1498 C7.1 diesel pump are suitable for E320D and 9521A030H. We also provide the 511-7975 and 5117975 C9.3 diesel fuel pump for Caterpillar 336E excavators. The 338-1148 C9.3 diesel engine water pump is also available. For Caterpillar 320D excavators, we have the 326-4635 high pressure oil pump. The 324-0532 Caterpillar C4.4 common rail fuel pump diesel pump is for excavators. Lastly, we stock the 326-4635 and 3264635 diesel pump for Caterpillar 320D excavators.
For Isuzu excavators, we supply the 294000-0039, 0038, and 8-97306044-9 Denso oil pump for 4HK1 excavators. The 294000-0039 oil pump assembly is also for Isuzu 4HK1 excavators. We also offer electronic fuel transfer pumps suitable for Hitachi ZAX and Kobelco electric injection excavators with Isuzu 4LE2, 4HK1, and 6HK1 engines. The 8-97306044-9 excavator diesel pump and 294000-0039 oil pump assembly are for Isuzu 4HK1. The 12V/24V electronic fuel pump for 4HK1/6HK1 engines is suitable for excavators and construction vehicles. We also have 8-97306044-9 excavator diesel pump and 294000-0039 oil pump assembly for Isuzu 4HK1 excavators. The 294000-0617 diesel pump and 22100-E0030 are suitable for Hino J05E and Kobelco SK200-8 excavators. The 8-976059463 injector pump and 294050-0423 are for Isuzu 6HK1 ZAX200 excavator engines. The 8-98091565-3 excavator diesel pump for Isuzu 6HK1 diesel engines is suitable for ZX330-3 excavators. We also provide the 113100-3131 Isuzu 4HK1 and 6HK1 diesel engine oil pump. For Hitachi excavators with Isuzu 6HK1 diesel pumps, we offer the ZAX300, 330, 350, and 360 models. The 8-98091565-3 excavator diesel pump for Isuzu 6HK1 diesel engines is suitable for ZX330-3 excavators. We also have the 8-98175951-0 and 1016050390 Hitachi ZX200-5G high pressure pump for 6BG1 engines. Additionally, for Hitachi ZAX and Kobelco electric injection excavators with Isuzu 4LE2, 4HK1, and 6HK1 engines, we provide electronic fuel transfer pumps.
Diverse Fuel System Solutions for Various Brands
Growshine International extends its expertise to a wide range of excavator parts and engine components across various brands. We supply Weichai Deutz SAD/HZ2206 AD left S0421 engine fuel transfer pump suitable for construction machinery excavators. For Daewoo excavators, we have the 0445020031 diesel engine injector pump. The 9520A185G excavator diesel pump is suitable for engine fuel system high pressure injector pump assembly. We also offer 12V and 24V external fuel transfer pumps for Kubota excavators. The 1832823 long aluminum alloy fuel transfer pump hand pump is available for American engineering machinery excavators. We also supply the A082 and S0501 Shangchai fuel transfer pump for 6135I engineering excavators. The 0445020031 diesel engine injector pump is suitable for Doosan Daewoo excavator engines. For Doosan Daewoo DB58 diesel pumps, we stock the 101605-830C, 101605-810A, and 101605-988 injector pumps. The 04103662 excavator fuel transfer pump is suitable for engine high pressure fuel transfer pump accessories. We also provide the 04103662 membrane type fuel transfer pump for European excavators with BF4M2011, TCD2011, and D2011 engines. For Volvo excavators, we offer the 21635801 D13F engine fuel pump diesel pump for EC380DL and EC480DL models. The 22677520, 3594872, and 750/700/950E diesel pump are suitable for Volvo excavator accessories. For Volvo EC210B excavators, we have the 0414750003 Bosch single pump. The 2051833704282358 diesel pump is suitable for imported Volvo 140210BLC D4D D6D excavators. For Volvo EC460B D2 excavators, we offer the 21067551 fuel pump diesel pump VOE21067551. The 3801617 Volvo excavator injector is also available. For Volvo EC210 excavators with D6D engines, we provide NDB008 and NDB090 common rail diesel engine injector pump. The 20430583 diesel injector assembly and 3803637 excavator fuel injector are also in stock. We also have 04263304 and 0432131613 injector Deutz TCD2015 V8 diesel engine. The 9520A186H excavator diesel pump is suitable for engine fuel system high pressure injector pump assembly. The 0445020517 diesel pump is also available. We also offer 276-8398 and 2768398 high pressure fuel injection pump for engineering machinery excavators.
Essential Pump Components and Maintenance Tips
Beyond complete diesel pump assemblies, Growshine International provides critical components for optimal fuel system performance. We offer A32 pressure valve 131101-750 A/P type diesel outlet valve for excavator injector pumps. The DB2435-5033, DB24355033, and 2643U214MM fuel pump are suitable for Stannard 4-cylinder diesel pump. The 106675-4690, 370, and 420 brand new diesel engine injector pump are suitable for excavator accessories. The 094000-0318 HPO plunger short core ND094150-0318 assembly fuel injection pump is for excavator diesel pumps. The A49 pressure valve 131110-6820 A/P type diesel outlet valve is for excavator injector pumps. We also offer the 2418455390, 2455-390, and 2 418 455 390 excavator injector pump plunger. The A/P type plunger A821 131150-3320 diesel fuel pump is for excavator engineering vehicles. The 095000-5471 diesel injector Denso injector pump nozzle is also available. The NDB010T3 electronically controlled plunger assembly is for diesel engine pumps. We also have the 106673-417C brand new diesel high pressure fuel pump and 603A0026 for R300LC-7 excavators. The 106675-466F and 105407-759F excavator accessories are also available. The 095000-1211 excavator injector and fuel transfer pump are also stocked. We supply the 271-2265 engine injector pump for excavators. The 0445020152 diesel vehicle fuel pump and 400912-00030A are also available. Additionally, we stock the 04390987 Volvo excavator injector.
Additional Fuel System and Engine Accessories
Growshine International offers a complete suite of engine parts and fuel system accessories. We have 12V24V electronic fuel transfer pumps for Hitachi ZAX and Kobelco electric injection excavators with Isuzu 4LE2, 4HK1, and 6HK1 engines. We also provide 12V/24V external electronic fuel pumps for HEP015 Yanmar excavators and Kubota diesel pump gasoline pumps. The 312-5620 E320D, E330D, C6.4, C7, and C9 excavator engine diesel pump solenoid valve assembly is available. The 12V24V universal electronic fuel pump and HEP-02A gasoline transfer pump are for diesel pumps. The 12V24V electronic fuel transfer pump is suitable for Yanmar excavators and Kubota. We stock the 12V24V electric pumping oil pump diesel pump and self-priming oil water pump for excavators and vehicle-mounted oil pumps. For Yanmar excavators, we offer the 129612-52100 electronic pump HEP-015. We also supply the 158552-52100 fuel transfer pump and diesel pump for 4TNV88, 3TNV88, 4TNV94L, and 4TNV98 Yanmar engines. The 6245-71-8110 12V American engineering machinery excavator SAA6D114 electronically controlled diesel fuel transfer pump is also available. For Yanmar excavators and Kubota, we have the HEP015 external electronic gasoline pump and diesel pump fuel pump. The HEP-02A Yanmar electronic fuel pump is a 12V24V electronic diesel gasoline external fuel pump for excavators and lawn mowers. We also stock the 12V24V Isuzu Yanmar excavator pickup diesel pump gasoline pump electronic pump fuel pump fuel transfer pump. The 12V24V electronic fuel pump for Hitachi ZAX Kobelco electric injection excavators with Isuzu 4LE2, 4HK1, and 6HK1 engines is also available. For Sany excavators with Mitsubishi 4M50 engines, we offer the ME225416 common rail injector. The B220301000431 Sany SY75 excavator diesel pump original Isuzu engine high pressure oil pump is also available. We also provide the 12V24V220V AC/DC self-priming pump for automobiles, electric vehicles, agricultural excavators, and shovel loaders. We also carry the 12V24V electric pumping oil pump diesel pump and self-priming oil water pump for excavators and vehicle-mounted oil pumps. The 12V24V electric pumping oil pump diesel pump is also suitable for vehicle-mounted oil pumps. Additionally, we offer universal electric oil pump fuel diesel pump 12V24V truck car external modification excavator Yanmar electronic pump. The 12V24V universal electric fuel pump and HEP-02A gasoline transfer pump are for diesel pumps. The 12V24V universal electric fuel pump and HEP-02A gasoline transfer pump are for diesel pumps. We also have 12V24V universal electric fuel pump diesel pump and HEP-02A gasoline transfer pump. The 12V24V universal electric fuel pump diesel pump and HEP-02A gasoline transfer pump are also available.
Essential Components for Various Machinery
Growshine International provides essential components for a wide array of machinery, including heavy-duty trucks and construction equipment. The 32B65-04221 fuel pump for excavator accessories S6S-DT fuel pumps is available. We also stock the 312-5620 E320D, E330D, C6.4, C7, and C9 excavator engine diesel pump solenoid valve assembly. The 15010-96503 truck diesel engine oil pump is suitable for Nissan PF6T PD6 engines and 15010-96507. The HEP-02A electronic fuel pump straight low pressure is for excavators, pickups, gasoline, and diesel external electronic pumps. The SK200-8 J05E excavator diesel pump gear VH135052581A is for SK250-8 and SK260-8. The PC200-8 PC240-8 diesel pump 5264248, 0445020150, and 0445020007 fuel pump assembly are also in stock. We also have the 254-4357 remanufactured fuel pump for 950H and 962H wheel excavators. The 094000-0383 oil pump and 6156-71-1112 are suitable for Komatsu PC450-7 excavator engines. The 0445020150 PC200-8 diesel pump for 6D107 engines, along with 0445120231 and 6754-11-3011, is also available. The 1G762-51010 brand new pump is compatible with Kubota excavator engines. The 3973228 and 6745-71-1150 high pressure injector pump are for PC300-8 excavators. We also supply the 294000-0039 Isuzu 4HK1 excavator diesel pump and 8-97306044-9 oil pump assembly. The 0445020137 Denso CP3 high pressure oil pump and fuel pump are suitable for Cummins ISDe6.7 diesel engines. The 04390987 Volvo excavator injector is also available. We stock PC70-8 excavator fuel pump engine diesel pump injector. The 3801617 Volvo excavator injector engine accessories fuel pump diesel pump are also available. The PC330D C9 engine injector pump fuel pump diesel pump excavator computer version seat is also in our inventory. The 6735-71-1150 Komatsu PC200-6 engine 6D102E fuel pump excavator diesel pump is also available. The 106675-466F excavator accessories and 105407-759F fuel pump diesel pump are also available. For PC300-6 excavators, we have the 6222-73-1111 diesel pump fuel pump and 6222-73-1110. We also offer PC450 excavator high pressure oil pump diesel pump water pump turbocharger starter motor. For Doosan DX300LCV excavators, we supply injectors engine accessories fuel pump diesel pump. The 106675-466F and 105407-759F Doosan DH225-9 excavator accessories fuel pump diesel pump are also available. The 0445020031 Doosan DHDX fuel pump and 10501-7001A excavator injector diesel pump are also in stock. We also have PC360-7 excavator cab interior seat diesel pump hand pump water pump solenoid valve. The 6754-81-9520 PC300 excavator engine wiring harness diesel pump water pump solenoid valve is also available. The 095000-1211 excavator injector diesel pump fuel transfer pump is also available. We stock 6261-71-1111 PC650-8 diesel pump injector pump for PC360-8 excavators. The Doosan DHDX300 fuel pump engine injector diesel pump excavator cab is also available. For PC200-8 excavators, we have diesel pump fuel pump injector pump excavator cab engine cover generator. We also supply Hitachi 75 rear engine cover excavator cab seat computer version engine injector fuel pump diesel pump. For PC200-8 excavators, we have diesel pump fuel pump injector pump excavator cab engine cover generator hydraulic parts. We offer 6261-71-1111 excavator injector pump for PC450-7 and 450-8 brand new assembled diesel pump. We also have Kobelco SK60 engine cover excavator cab glass fuel pump diesel pump injector. For PC200-8 excavators, we supply injector engine fuel pump diesel pump excavator cab glass chain. We also stock 6222-73-1111 PC300-6 excavator diesel pump fuel pump and 6222-73-1110. For PC450 excavators, we offer high pressure oil pump diesel pump water pump turbocharger starter motor. For Doosan DX300LCV excavators, we have injectors engine accessories fuel pump diesel pump. The 106675-466F Doosan DH225-9 excavator accessories fuel pump diesel pump and 105407-759F are also available. The 0445020031 Doosan DHDX fuel pump and 10501-7001A excavator injector diesel pump are also in stock. We also have PC360-7 excavator cab interior seat diesel pump hand pump water pump solenoid valve. The 6754-81-9520 PC300 excavator engine wiring harness diesel pump water pump solenoid valve is also available. The 095000-1211 excavator injector diesel pump fuel transfer pump is also available. We stock 6261-71-1111 PC650-8 diesel pump injector pump for PC360-8 excavators. The Doosan DHDX300 fuel pump engine injector diesel pump excavator cab is also available. For PC200-8 excavators, we have diesel pump fuel pump injector pump excavator cab engine cover generator. We also supply Hitachi 75 rear engine cover excavator cab seat computer version engine injector fuel pump diesel pump. For PC200-8 excavators, we have diesel pump fuel pump injector pump excavator cab engine cover generator hydraulic parts. We offer 6261-71-1111 excavator injector pump for PC450-7 and 450-8 brand new assembled diesel pump. We also have Kobelco SK60 engine cover excavator cab glass fuel pump diesel pump injector. For PC200-8 excavators, we supply injector engine fuel pump diesel pump excavator cab glass chain. Lastly, we stock PC360-8 excavator oil pump water pump diesel pump grease pool track assembly track plate. The DX300 excavator injector diesel pump cab assembly track assembly computer version are also available. We also have 6754-71-1170 PC360-8 excavator diesel pump engine four matching. For PC400-7 excavators, we offer injector assembly diesel pump oil pump water pump cab assembly.
Understanding Key Components: A Quick Guide
To help you navigate the complexities of heavy equipment parts, here are some brief explanations of common components:
- Fuel Transfer Pump: A pump that draws fuel from the tank and delivers it to the injection pump. It's usually located on the side of the engine or near the fuel tank. For example: Komatsu PC200-8 fuel transfer pump (输油泵), Komatsu PC200-8 топливный насос.
- High Pressure Oil Pump: In diesel engines, this pump generates the extremely high pressure required for fuel injection. It's typically located on the engine block, often driven by the camshaft. For example: Caterpillar 320D high pressure oil pump (高压油泵), Caterpillar 320D насос высокого давления.
- Injector (喷油器): A precision component that sprays atomized fuel into the combustion chamber. Located in the cylinder head. For example: Isuzu 4HK1 injector (喷油器), Isuzu 4HK1 форсунка.
- Solenoid Valve (电磁阀): An electrically controlled valve that regulates fluid flow. Often found in fuel systems to control fuel delivery or engine shutdown. For example: Volvo EC380DL fuel system solenoid valve (燃油系统电磁阀), Volvo EC380DL электромагнитный клапан топливной системы.
- Water Pump (水泵): Circulates coolant through the engine to regulate temperature. Located at the front of the engine, driven by a belt. For example: Cummins QSB7 water pump (水泵), Cummins QSB7 водяной насос.
- Turbocharger (涡轮增压器): Increases engine power by forcing more air into the combustion chamber. Mounted on the exhaust manifold. For example: Hitachi ZX330-3 turbocharger (涡轮增压器), Hitachi ZX330-3 турбокомпрессор.
- Starter Motor (起动机): An electric motor that cranks the engine to start it. Located at the bottom of the engine, near the flywheel. For example: John Deere 8R starter motor (起动机), John Deere 8R стартер.
- Alternator (发电机): Generates electricity to power the electrical system and recharge the battery. Located at the front of the engine, driven by a belt. For example: Mercedes-Benz Actros alternator (发电机), Mercedes-Benz Actros генератор.
- Hydraulic Pump (液压泵): Converts mechanical energy into hydraulic energy to power various excavator functions (boom, arm, bucket, swing). Located in the main hydraulic system compartment. For example: Doosan DX225 hydraulic pump (液压泵), Doosan DX225 гидравлический насос.
- Track Assembly (履带总成): The complete track system for track-type excavators, providing traction and support. Located at the bottom of the excavator. For example: Hyundai R330LC-9 track assembly (履带总成), Hyundai R330LC-9 гусеничная лента в сборе.
Common Customer Questions and Solutions
- Why is my excavator experiencing a loss of power or sputtering? This can often be attributed to issues with the fuel system. A clogged fuel filter, a failing fuel transfer pump, or a malfunctioning injector can all lead to reduced fuel delivery and engine performance. Regular maintenance, including fuel filter replacement and checking for air leaks in the fuel lines, is crucial.
- How often should I replace my excavator's diesel pump? The lifespan of a diesel pump varies based on usage, fuel quality, and maintenance. However, it's generally recommended to inspect it during major service intervals. If you notice symptoms like difficult starting, excessive smoke, or noticeable power loss, it's time for a professional inspection or replacement. Using high-quality diesel fuel and genuine filters can significantly extend its life.
- Can I use aftermarket parts for my heavy equipment? Absolutely, if they are from a reputable supplier like Growshine International. Our aftermarket parts are rigorously tested to meet or exceed OEM specifications, offering a cost-effective alternative without compromising quality. We ensure our engine parts, hydraulic components, and electrical parts provide reliable performance.
Growshine International: Your Trusted Partner in Global Parts Supply
Growshine International (格莳国际) is dedicated to being your reliable partner for engineering machinery parts, heavy truck parts, agricultural machinery parts, and auto parts import and export trade. We provide a comprehensive range of construction equipment spare parts, including engine assembly, hydraulic pumps, undercarriage components, electrical systems, and filtration solutions. Our expertise extends to diesel engine overhaul kits, transmission parts, cooling system components, fuel delivery systems, and exhaust systems. We specialize in turbochargers, injectors, nozzles, common rail systems, ECUs, starter motors, alternators, water pumps, oil pumps, steering pumps, brake pumps, pump assemblies, solenoid valves, sensors, seal kits, gasket kits, cylinder heads, cylinder blocks, crankshafts, camshafts, pistons, liners, connecting rods, bearings, valves, valve guides, valve seats, rocker arms, push rods, tappets, flywheels, clutches, torque converters, drive shafts, axles, differentials, final drives, gears, bearings, seals, gaskets, hoses, pipes, fittings, radiators, oil coolers, fans, fan motors, fan blades, condensers, evaporators, compressors, expansion valves, pressure switches, temperature switches, level sensors, fuel tanks, fuel filters, fuel lines, fuel senders, fuel caps, exhaust manifolds, mufflers, exhaust pipes, catalyzers, DPF systems, EGR valves, urea pumps, DEF injectors, urea tanks, and AdBlue systems. We are committed to providing quality parts, OEM parts, and aftermarket parts with efficient global supply chain management.
Common Excavator Fuel System Fault and Solution
Fault: A Komatsu PC200-8 excavator experiences frequent engine shutdowns and difficulty restarting, especially after prolonged operation. Diagnostic trouble codes indicate low fuel rail pressure.
Diagnosis: This often points to a problem with the high-pressure fuel pump or fuel injectors. In the Komatsu PC200-8, the 0445020150 high pressure oil pump is a critical component. Over time, internal wear or contamination can reduce its pumping efficiency. Additionally, sticking or leaking fuel injectors can lead to a loss of rail pressure.
Solution:
- Fuel System Inspection: First, check the fuel filter for clogging and replace if necessary. Inspect all fuel lines for leaks or damage. Ensure the fuel tank is clean and free of contaminants.
- High-Pressure Pump Testing: Perform a diagnostic test on the high-pressure oil pump (0445020150) using specialized equipment to measure its output pressure and volume. If it fails the test, replacement is recommended. Ensure to use genuine or high-quality aftermarket parts from Growshine International.
- Injector Inspection and Repair/Replacement: Conduct a leak-off test on the fuel injectors. Excessive leak-off indicates internal wear or damage. Injectors can sometimes be cleaned and rebuilt, but often replacement is the most reliable solution for consistent performance. The 6754-71-1012 injector pump is a relevant part for this model.
- System Bleeding: After replacing any components, thoroughly bleed the fuel system to remove any air, which can also cause starting issues and erratic engine performance.
Regular maintenance and using clean, high-quality diesel fuel are essential to prevent these issues and extend the lifespan of your excavator's fuel system components.
