Part Name: Swing Motor
Part No: 708-7S-00022 7087S00022
Applicable Models: Komatsu PC30-7
Delivery Options : 3-5 Days Express Freight
Condition/Options: New/ OEM replacement / Genuine original
MOQ : 1 Piece
Growshine Swing Motor 708-7S-00022 7087S00022 for Komatsu PC30-7 Excavator Hydraulic System
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Genuine Growshine Quality Swing Motor for Komatsu PC30-7 Excavator
Looking for a reliable replacement Swing Motor for your Komatsu PC30-7 Excavator? Growshine International (格莳国际) proudly supplies the high-performance Swing Motor with part numbers 708-7S-00022 and its simplified version 7087S00022. This essential hydraulic component is crucial for the proper rotation of your excavator, ensuring smooth and efficient operation on the job site. As a leading provider of engineering machinery parts, we specialize in offering durable and cost-effective solutions for your heavy equipment needs. We guarantee quality parts for consistent machine performance, helping you maximize productivity and minimize downtime. Trust Growshine for your Komatsu spare parts needs, from engine rebuild kits to final drive components.
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Detailed Product Information and Application
The Swing Motor, identified by part numbers 708-7S-00022 and 7087S00022, is designed specifically for the Komatsu PC30-7 Excavator. This hydraulic motor is responsible for the vital swing function, allowing the upper structure of the excavator to rotate. Maintaining a high-quality swing motor is essential for operational safety and precision. Growshine is your reliable partner for Komatsu PC30-7 Motor replacements and hydraulic system components. Our inventory includes a wide range of parts for various Construction Machinery, ensuring quick and efficient delivery. We aim to be your top choice for reliable excavator parts and affordable construction parts globally.
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Growshine International (格莳国际) is a leader in the import and export trade of spare parts, specializing in four key areas: Engineering Machinery Parts (excavators, bulldozers, loaders), Heavy Truck Parts (Volvo, Scania, Man, Benz), Agricultural Machinery Components (tractors, combines), and Auto Spare Parts (passenger vehicles, light trucks). Our commitment is to provide affordable construction parts and durable hydraulic swing motors that meet or exceed OEM specifications. We stock thousands of items, including critical components like 708-7S-00022 and 7087S00022, ready for immediate shipment worldwide. We excel in offering competitive pricing and quick sourcing for hard-to-find global auto parts trading items.
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Understanding the Swing Motor: Product Knowledge
The Swing Motor, such as the 708-7S-00022 on the Komatsu PC30-7, is a key component in an excavator's hydraulic system. It converts hydraulic pressure from the main pump into mechanical torque, which drives the swing mechanism (usually through a swing reduction gearbox) to rotate the machine's cab and boom assembly. A failing swing motor can lead to slow, jerky, or complete loss of swing function, critically impairing the excavator's ability to operate. Regular maintenance, including checking hydraulic fluid quality and pressure, is vital for the longevity of your PC30-7 Swing Motor.
Component Glossary for Machinery Parts
Fuel Injector: Located in the engine cylinder head, sprays fuel into the engine cylinders. Example: Cummins QSB6.7 Fuel Injector.
Turbocharger: Attached to the exhaust manifold, increases engine power by forcing more air into the combustion chamber. Example: Garrett GT2260V Turbocharger on a BMW 530D.
Hydraulic Cylinder: Located on the boom/arm/bucket, uses hydraulic pressure to create linear force for movement. Example: Caterpillar 320D Boom Cylinder.
Alternator: Mounted on the engine, recharges the battery and powers the electrical system. Example: Volvo VNL 780 Alternator.
Transmission Oil Cooler: Located near the transmission/radiator, regulates the temperature of the transmission fluid. Example: John Deere 8320R Transmission Oil Cooler.
Final Drive: Located at the end of the track frame, converts torque from the travel motor to rotate the sprocket. Example: Komatsu PC200-8 Final Drive Assembly.
EGR Valve (Exhaust Gas Recirculation Valve): Found in the engine's exhaust system, reduces NOx emissions. Example: Isuzu 4HK1 EGR Valve.
Steering Knuckle: Part of the steering and suspension system, connects the wheel to the suspension. Example: Ford F-150 Steering Knuckle.
Water Pump: Mounted on the engine block, circulates coolant throughout the engine. Example: Mercedes-Benz Actros Water Pump.
Hydraulic Pump: Located near the engine, generates the necessary oil flow and pressure for the entire hydraulic system. Example: Hitachi EX120-3 Main Hydraulic Pump.
Troubleshooting: Komatsu PC30-7 Excavator Swing Motor Malfunction
Fault: The swing function on a Komatsu PC30-7 Excavator is slow, weak, or completely non-responsive, even though the engine is running fine and other hydraulic functions seem normal.
Possible Cause & Solution: This is often related to the Swing Motor (708-7S-00022, 7087S00022) itself or the associated relief valves in the main control valve.
Check Hydraulic Pressure: Measure the pressure at the swing circuit relief valve. If the pressure is low, the relief valve may be stuck open or worn. Replace or adjust the swing relief valve.
Check the Swing Motor: Internal leakage in the Swing Motor (e.g., worn seals, damaged rotating group) is a common issue. A high-quality 708-7S-00022 replacement from Growshine may be required if pressure tests confirm significant internal bypass.
Check Swing Brake: Ensure the swing parking brake is fully released. A partially engaged brake will cause slow or weak swing.
Regular inspection and use of genuine replacement parts like the 708-7S-00022 are key to preventing such failures.
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Growshine International (格莳国际) is dedicated to serving the global market with high-quality spare parts. Our expansive product range covers everything from the Swing Motor 708-7S-00022 for Komatsu PC30-7 Excavators to complete engine assemblies and intricate hydraulic components. We are experts in export import spare parts, providing reliable supply chain management for all your Engineering Machinery, Heavy Truck, Agricultural Machinery, and Auto Parts needs. We ensure that every component, including critical items like the 7087S00022, meets strict quality standards, offering affordable construction parts without compromising performance.
