OEM Quality KOMATSU PC200-8 Float Switch 7861-92-4800 7861924800 Replacement Solves Engine Overheating and Turbo Lag Faults

CATERPILLAR C7 Turbocharger 2507696 | High-Quality Aftermarket Engine Components

Custom Engine Cylinder Liner Development

We are a Source Manufacturer and Factory Direct supplier, specializing in the customization and development of various engine Cylinder Liner solutions for Foreign Trade Export. Our expertise ensures optimal performance for your machinery.

CUMMINS QSB6.7 Liner KitKOMATSU 6D107 Liner KitCATERPILLAR 3116 Cylinder LinerISUZU 4BG1 Cylinder Liner Set

Featured Products: High-Performance Turbocharger and Essential Float Switch

Honour Time Machinery Limited specializes in providing complete engine assemblies and spare parts for major brands like CUMMINSKOMATSUCaterpillarIsuzuKubotaYanmar, and Weichai. Our extensive stock includes the critical Turbocharger and the essential Float Switch, along with components like the Crankshaft Bearing and Piston Ring.

Turbocharger 2507696 (10R3759)

  • Part Numbers: 250769610R3759. (Turbocharger P/N: 250769610R3759)

  • Application: Used for heavy-duty CATERPILLAR construction machinery requiring high boost pressure.

  • Performance: Designed to restore OEM power and fuel efficiency in compatible C4 and C6 engines.

  • Quality: Precision-balanced wheels minimize vibration and ensure maximum lifespan.

  • Fitment: Exact fit replacement reducing installation time and complexity.

Komatsu Float Switch 7861-92-4800

  • Part Numbers: 7861-92-48007861924800. (Float Switch P/N: 7861-92-48007861924800)

  • Application: Essential fluid level sensor for KOMATSU Excavator systems like the PC200-8 series.

  • Function: Prevents equipment damage by accurately detecting low coolant or oil levels.

  • Durability: Constructed with corrosion-resistant materials for reliable operation in harsh environments.

  • Installation: Direct OEM replacement for quick and effective maintenance.

Komatsu Float Switch 7861-92-4800 Key Specifications

Model NO.ApplicationCertificationConditionProduct Name
PC200-8 SeriesExcavatorISO 9001NewFloat Switch
Part Number7861-92-4800 / 7861924800Transport PackageCartonSpecification
TrademarkHTLOriginChinaOEM Standard Size
Production Capacity5000PCS/YearPayment TermsT/T, Western Union, MoneyGramDelivery Methods
Delivery Methods: Express: DHL Fedex EMS UPS or by Air/ Sea

Comprehensive Range of Engine Components & Models

Honour Time Machinery Limited specializes in providing complete engine assemblies and spare parts for major brands like CUMMINSKOMATSUCaterpillarIsuzuKubotaYanmar, and Weichai. Whether you need a full Overhaul Kit or a precision-engineered Crankshaft, we are your trusted global Diesel Engine Parts Supplier.

Core Engine Parts We Provide

  • Liner KitPistonPiston Ring (Crucial Engine Rebuilding Components)

  • Gasket KitGasket HeadCrankshaft (Engine Sealing Solutions)

  • Valve GuideNozzleBearing (Fuel Injection System Parts)

  • Pressure SwitchFlameout SolenoidMonitor (Electronic Control Components)

  • RadiatorMain ValveBelt (Cooling and Transmission Parts)

  • Engine Bearing (Crankshaft Main BearingConnecting Rod BearingThrust Washer), Cylinder BlockValve Seat (Engine Bottom End Parts)

  • Accelerator MotorTransmitterFan Cooling (Engine Sensor and Actuator)

Long-Tail Keywords: Isuzu 6BG1 Repair KitKomatsu 6D107 Piston Set PriceCaterpillar 312D Turbocharger ReplacementYanmar 4TNV94L Oil Pump FailureWeichai WP6 Diesel Fuel PumpKubota V2403 Water Pump CostCummins B3.9 Gasket Head Torque SpecsExcavator Hydraulic Main Valve Seal KitDurable Connecting Rods for Heavy MachineryOEM Quality Engine Spare PartsConstruction Equipment Maintenance TipsGenuine Aftermarket Engine BearingsWholesale Engine Parts DistributorGlobal Sourcing of Diesel Engine PartsReliable Valve Train ComponentsHeavy Equipment Electrical MonitorsPreventative Maintenance Engine KitsCrankshaft Refurbishment ServicesEngine Cooling System Parts SupplierInjector Nozzle Calibration Service.

Engine Models We Support (Partial List)

BrandModels Supported
KOMATSU3D82, 3D84, 4D84, 4D95, 4D105, 6D95, 6D102, 6D105, 6D108, 6D110, 6D114, 6D170
CATERPILLAR3114, 3116, C4, C6, 3064T, S6K, C7, C-9, C13
CUMMINSQSB6.7, QSM11-C, B5.9-C, B3.9-C, QSM11, C8.3-C
ISUZU3LD1, 4LE1, 4BG1, 4HK1, 6SD1, 6WG1, 4LE2, 4JB1, 6BG1, 6HK1, 6WF1
YANMAR4D88E, 4TNE84, 4TNV88, 4TNV94L, 4TNE88, 4TNE94, 4TNV98, 4TNV106
KOBELCO / MITSUBISHIJ05E, 6D34T, 6D16, J08E, 6D22T, 6D24T, 6D16T, 6D34, 4D34, 4D24, K4M, S3Q2, 6D16, 6D24, S4KT, 6D40
HINO / VOLVOJ05E, J08E, V25C, EF750, P11C, V21C, H06CT, H07D, D6D, D6E, D9E, D12D, D7D, D7E, D12E, D16D

Technical Insights: Engine Part Glossary and Maintenance

10 Key Engineering Machinery Components

  • Piston: Installed inside the Cylinder Liner. Example: CUMMINS QSB6.7 Piston in a SANY SY215C Excavator.

  • Crankshaft: Located in the Cylinder Block. Example: YANMAR 4TNV98 Crankshaft in a VIO55 Mini Excavator.

  • Valve Seat: Installed on the Cylinder Head. Example: ISUZU 6BG1 Valve Seat in a ZX200-3 Excavator.

  • Connecting Rod Bearing: Sits between the Connecting Rod and the Crankshaft. Example: CATERPILLAR C7 Connecting Rod Bearing in a Cat 320D Excavator.

  • Diesel Pump: Mounted on the engine block or timing cover. Example: KUBOTA V2203 Diesel Pump in a KX080 Excavator.

  • Injector: Screwed into the Cylinder Head. Example: WEICHAI WP10 Injector in a Shacman F3000 Truck.

  • Turbocharger: Mounted on the exhaust manifold. Example: CATERPILLAR 3116 Turbocharger in a Cat 924K Wheel Loader.

  • Water Pump: Attached to the engine block or timing case, driven by a belt. Example: KOMATSU 6D107 Water Pump in a PC300-8 Excavator.

  • Flameout Solenoid: Controls fuel shut-off, often near the fuel pump. Example: YANMAR 4TNV94L Flameout Solenoid in a TB290 Excavator.

  • Monitor: Display unit located in the operator's cab. Example: KOMATSU PC400-8 Monitor.

Common Fault and Maintenance Tip

Fault: KOMATSU PC200-8 Excavator Overheating

Diagnosis: A common cause of engine overheating in the KOMATSU PC200-8 (powered by a 6D107 engine) is a malfunctioning Float Switch 7861-92-4800 in the coolant tank. If the switch fails to signal a low coolant level, the operator will not be alerted, leading to severe engine damage.

Solution: Immediately check the coolant level. If low, refill and replace the faulty Float Switch 7861-92-4800 / 7861924800 with a high-quality aftermarket unit. This ensures accurate fluid monitoring and protects your Cylinder Head.

Maintenance Tip: Perform daily checks on all fluid levels and inspect belts (like the Fan Cooling Belt) and hoses for wear. A comprehensive Overhaul Kit should be installed every 8,000-10,000 hours to ensure peak performance and longevity. Regular replacement of Engine Bearing and Gasket Head components prevents catastrophic failure.

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Honour Time Machinery Limited

Honour Time Machinery Limited is a dedicated supplier of high-quality engine assemblies and spare parts for top brands like Cummins, Komatsu, and Caterpillar, specializing in Diesel PumpInjector, and Water Pump components. We are committed to global trade excellence.

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