Komatsu PC200-8 Pressure Sensor 7861-93-1812High-Quality Engine Replacement for Oil Consumption Faults

Essential Komatsu parts supplier focusing on Engine Performance, tackling issues like abnormal oil consumption and maintaining optimal engine oil pressure.

Your Custom Engine Solution Source

We are the Source Manufacturer offering Factory Direct Sales and Foreign Trade Export for customized engine parts development. We specialize in developing and producing various high-quality engine cylinder liners.

Cummins QSB6.7 Cylinder LinerKomatsu 6D107 Cylinder LinerCaterpillar C7 Cylinder LinerIsuzu 6WG1 Cylinder Liner

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Featured Product: High-Precision Pressure Sensor

The Pressure Sensor is a critical component for monitoring engine oil pressure, ensuring the safe and efficient operation of your heavy machinery. We provide both the original reference and the streamlined part number for easy searching.

Brand: Construction Machinery Aftermarket

Product Name: Pressure Sensor

Part Number: 7861-93-1812

Alternative Part Number: 7861931812

Key Product Features (7861-93-1812)

  • Use for excavator or construction machinery, ensuring compatibility with heavy-duty applications.

  • Designed to handle high oil pressure in Komatsu PC200-8 engine systems.

  • Guarantees precise and reliable pressure readings for engine safety.

  • Durable construction built to withstand harsh working environments.

  • A crucial component to prevent catastrophic engine failure due to low oil pressure.

Product Specification and Logistics

AttributeDetail
Model NO. / ApplicationKomatsu PC200-8 Excavator / Construction Machinery
ConditionNew
Product NamePressure Sensor
CertificationISO 9001, CE
Specification0-5V Output, 1.5 MPa Range, 3-Pin Connector
Trademark / OriginAftermarket OEM Quality / China
Production Capacity5000PCS/Year
Transport PackageCarton
Payment TermsT/T, Western Union, MoneyGram
Delivery MethodsExpress: DHL Fedex EMS UPS or by Air/Sea

Comprehensive Inventory for All Major Engine Brands

Honour Time Machinery Limited is your trusted global partner for high-quality Cummins engine parts supplier and spares for leading brands. We stock everything from the Isuzu 4HK1 piston ring set replacement to the Yanmar 4TNV98 fuel injector repair components, covering over 20 long-tail keyword scenarios for heavy equipment maintenance.

Core Engine Parts We Can Provide (Quick Reference)

Liner KitPistonPiston RingGasket KitGasket HeadCrankshaftValve GuideNozzle (Injector)Bearing (Main/Rod)Pressure SwitchFlameout SolenoidMonitorRadiatorMain Valve (Hydraulic)BeltEngine BearingCylinder BlockValve SeatAccelerator MotorTransmitterFan Cooling

Supported Engine Models (Cylinder Block, Cylinder Head, and more)

BrandModels Available
Komatsu3D82, 3D84, 4D105, 6D95, 6D108, 6D110, 4D84, 4D95, 6D102, 6D105, 6D114, 6D170
KOBELCO / MitsubishiJ05E, 6D34T, 6D16, J08E, 6D22T, 6D24T, 6D16T, 6D34, 4D34, 4D24, K4M, S3Q2, 6D24, S4KT, 6D40
CATERPILLAR3114, 3116, C4, C6, 3064T, S6K, C7, C-9, C13
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 Location and Troubleshooting

Our expertise extends beyond supply. Understanding the function and location of core parts is vital for solving engine problems like high oil consumption or performance issues. We help with tasks like how to check crankshaft bearing clearance or diesel engine piston seizure prevention.

10 Key Engineering Machinery Parts Explained

1. Piston Ring: Seals the combustion chamber; located in the piston grooves inside the cylinder. Komatsu 6D107 Piston Ring Set
2. Gasket Head: A crucial seal between the cylinder head and engine block. Caterpillar 3116 Gasket Head Installation
3. Crankshaft: Converts the reciprocating motion of the pistons into rotational motion; located at the bottom of the engine block. Cummins QSM11 Crankshaft Bearing Clearance
4. Nozzle (Fuel Injector): Sprays fuel into the combustion chamber; mounted on the cylinder head. Isuzu 4BG1 Fuel Nozzle Replacement
5. Flameout Solenoid: Controls fuel flow to shut down the engine; typically near the fuel pump. Yanmar 4TNV98 Flameout Solenoid Troubleshooting
6. Radiator: Dissipates heat from the engine coolant; located at the front of the machine. Kubota V3307 Excavator Cooling Radiator
7. Main Valve: Controls hydraulic oil flow to the cylinders/motors (in excavators); located in the control block. Komatsu PC400-7 Hydraulic Main Valve Spool
8. Cylinder Block: The main structure of the engine, housing the cylinders. Weichai WP10 Engine Cylinder Block Repair
9. Accelerator Motor: Governs engine speed based on operator input; located near the throttle body/fuel pump. Komatsu PC200-8 Accelerator Motor Control
10. Valve Seat: Provides a sealing surface for the engine valves; located in the cylinder head. Caterpillar C9 Valve Seat Installation

Fault Diagnosis and Maintenance Plan

Fault Example: A Cummins B5.9-C Engine in a dozer experiences excessive blue/white smoke and rapid coolant loss. This often points to a Gasket Head failure or a cracked cylinder head, allowing oil/coolant into the combustion chamber.

Solution/Maintenance: Immediate engine shutdown and replacement of the head gasket using a complete Engine Overhaul Gasket Kit Cost. A critical maintenance step is performing scheduled oil analysis every 250 hours to detect metal debris early, preventing major issues like Kuboata V3307 main bearing failure solution. Always inspect the turbocharger for shaft play to avoid turbocharger failure symptoms.

Contact Our Parts Specialists

Inquiry Details

Honour Time Machinery Limited is a specialized source manufacturer providing top-tier replacement engine assemblies and components for Cummins, Komatsu, Caterpillar, Isuzu, Kubota, Yanmar, and Weichai heavy equipment globally. Your reliable partner for certified, export-quality machinery parts.

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