High-Performance Komatsu Excavator Float Switch 7861-92-4800 (7861924800) and Hand Pump 092130-0050 (0921300050): Your Chinese High-Quality Replacement Solves Common Hydraulic System Malfunctions

Factory Direct Supply & Custom Development: Your Engine Cylinder Liner Experts

As a trusted source and original manufacturer (source factory), Honour Time Machinery Limited specializes in custom development and direct sales of engine cylinder liners for global foreign trade and domestic markets. We guarantee high-quality, long-lasting performance for all major engine brands.

Caterpillar 3116 Cylinder Liner Customization

Cummins QSB6.7 Cylinder Liner Direct Sale

Isuzu 4HK1 Excavator Cylinder Liner

Yanmar 4TNV98 Engine Cylinder Liner Solutions

Featured High-Demand Components: The Komatsu Float Switch and Hand Pump

We are proud to offer premium Chinese high-quality replacement parts designed to meet or exceed OEM specifications. The Komatsu Float Switch with part number 7861-92-4800 (7861924800) is critical for monitoring fluid levels in Komatsu construction machinery, preventing costly damage due to low fluid conditions.

Another essential component is the Hand Pump 092130-0050 (0921300050), often used for manual fuel priming or other pre-start fluid operations in various diesel engine assembly systems. Our focus at Honour Time Machinery Limited is providing reliable, cost-effective solutions for all your engine spare parts needs, from a simple Gasket Kit to a complex Turbocharger.

Key Features of Our Engine Components (7861-92-4800 Example)

  • Precision Monitoring: Engineered for accurate fluid level sensing in Komatsu hydraulic tanks.

  • Durable Construction: Built with robust materials to withstand harsh excavator operating environments.

  • Direct Fit Replacement: Guarantees seamless installation on compatible Komatsu machines.

  • Wide Application: Use for Komatsu Excavator or other heavy construction machinery.

  • Optimal Performance: Ensures the machine operates without interruption from fluid level errors.

Detailed Specifications for Komatsu Float Switch 7861-92-4800

FieldValueFieldValue
Model NO.PC200-8 / PC300-8ApplicationExcavator Fluid Tank System
CertificationISO 9001:2015 Certified QualityConditionNew
Part No.7861-92-4800 / 7861924800Product NameKomatsu Float Switch / Level Sensor
Transport PackageCarton with Protective FoamSpecificationHigh-Precision Magnetic Sensor
TrademarkHonour Time Machinery LimitedOriginChina
Production Capacity5000PCS/YearPayment TermsT/T, Western Union, MoneyGram
Delivery Methods: Express (DHL, FedEx, EMS, UPS), Air, or Sea Freight

Comprehensive Range of Engine Parts and Compatible Models

As a leading distributor and manufacturer of aftermarket diesel engine componentsHonour Time Machinery Limited stocks thousands of quality spare parts. Our inventory covers everything from Engine Bearing sets (including Crankshaft Bearing and Connecting Rod Bearing) to a complete Engine Overhaul Gasket Kit.

We specialize in supporting engine models from the world's most trusted brands, ensuring you always find the correct Piston Ring Set or Valve Seat insert for your specific application. Our catalogue includes high-precision components like the Nozzle and Injector, essential for optimal fuel system performance.

Core Engine Parts We Provide

  • Liner Kit

  • Piston

  • Piston Ring

  • Gasket Kit (Engine Overhaul Kit)

  • Gasket Head (Cylinder Head Gasket)

  • Crankshaft

  • Valve Guide

  • Nozzle (Fuel Injector Nozzle)

  • Bearing (Main BearingCon Rod Bearing)

  • Pressure Switch

  • Flameout Solenoid

  • Monitor

  • Radiator

  • Main Valve

  • Belt (Fan BeltTiming Belt)

  • Engine Bearing (Thrust Washer)

  • Cylinder Block

  • Valve Seat

  • Accelerator Motor

  • Transmitter

  • Fan Cooling

Engine Models We Cover (Global Sourcing Solutions)

BrandModels Covered
Komatsu3D82, 3D84, 4D105, 6D95, 6D108, 6D110, 4D84, 4D95, 6D102, 6D105, 6D114, 6D170
KOBELCOJ05E, 6D34T, 6D16, J08E, 6D22T, 6D24T, 6D16T, 6D34
CATERPILLAR3114, 3116, C4, C6, 3064T, S6K, C7, C-9, C13
Mitsubishi4D34, 4D24, K4M, S3Q2, 6D16, 6D24, S4KT, 6D40
ISUZU3LD1, 4LE1, 4BG1, 4HK1, 6SD1, 6WG1, 4LE2, 4JB1, 6BG1, 6HK1, 6WF1
Yanmar4D88E, 4TNE84, 4TNV88, 4TNV94L, 4TNE88, 4TNE94, 4TNV98, 4TNV106
HINOJ05E, J08E, V25C, EF750, P11C, V21C, H06CT, H07D
CUMMINSQSB6.7, QSM11-C, B5.9-C, B3.9-C, QSM11, C8.3-C
VOLVOD6D, D6E, D9E, D12D, D7D, D7E, D12E, D16D

Technical Insights: Component Glossary and Maintenance Tips

Common Engine Fault and Maintenance Solution

Komatsu PC200-8 Excavator (6D107 Engine) Fault: Excessive white smoke during cold starts.

Diagnosis and Solution: White smoke is often unburned fuel. In modern Cummins or Isuzu Common Rail systems, this may indicate a failed glow plug or a defective Fuel Injector Nozzle causing poor atomization. Test the injector spray pattern and check the glow plug circuit resistance. If the injector is faulty, replace the Nozzle with a high-quality replacement to ensure proper combustion.

Maintenance Tip: Regularly check the tension and condition of the Fan Cooling Belt and replace all Engine Bearing seals and the Gasket Kit during any major engine overhaul to prevent leaks and overheating.

10 Essential Construction Machinery Part Definitions

1. Piston Ring: Installed in the piston grooves. Seals the combustion chamber and transfers heat. Example: Isuzu 4BG1 Piston Ring Set.
2. Valve Guide: Installed in the cylinder head. Guides the valve stem motion. Example: Caterpillar C7 Valve Guide.
3. Flameout Solenoid: Installed on the fuel injection pump or engine body. Cuts off fuel flow to shut down the engine. Example: Kubota V2203 Flameout Solenoid.
4. Engine Bearing: Installed between the crankshaft and the cylinder block/connecting rod. Reduces friction. Example: Cummins B5.9-C Main Bearing.
5. Valve Seat: Installed in the cylinder head. Forms a seal with the valve face. Example: Yanmar 4TNV94L Valve Seat Insert.
6. Pressure Switch: Installed on the engine lubrication or hydraulic system. Monitors system pressure. Example: Weichai WP10 Pressure Switch Sensor.
7. Accelerator Motor: Installed on the governor/throttle body. Controls engine speed via electrical signal. Example: Komatsu PC300-7 Accelerator Motor.
8. Main Valve: Installed in the hydraulic control block. Directs and controls hydraulic fluid flow. Example: Caterpillar 320D Main Valve Spool.
9. Liner Kit: Installed in the cylinder block. The complete assembly for a cylinder bore. Example: Isuzu 6HK1 Liner Kit Assembly.
10. Transmitter: Often installed on various systems (e.g., oil pressure, temperature) to send data to the monitor. Example: Cummins QSM11 Temperature Transmitter.

Inquire Now - Global Spare Parts Support

Locality

Purpose

Honour Time Machinery Limited is your trusted partner for heavy-duty excavator engine total assemblies and genuine replacement spare parts. We offer reliable, factory-direct engine components for Cummins, Komatsu, Caterpillar, Isuzu, Kubota, Yanmar, and Weichai engines globally.


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