ADVANCED ENGINE TEMPERATURE CONTROL:
High-Quality Alternative
Thermostat for KOMATSU Excavator Model 4D102
(OEM Ref. 4D102-TH01 / 4D102TH01)
Solving Engine Overheating and Inefficient Cooling Issues with High-Performance Replacement Parts

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✆ WhatsApp: +8613532379052 (Click to Chat) ✉ Email: [email protected] (Click to Inquire)

Custom Manufacturing & Global Supply Chain

As a Source Manufacturer, Honour Time Machinery Limited offers Custom Development and Factory Direct Sales for various engine components, specializing in high-tolerance Cylinder Liner solutions for export.

Key Custom Solutions: CUMMINS QSB6.7 Cylinder Liner Custom Development | KOMATSU 6D102 Cylinder Liner Factory Direct | CATERPILLAR 3116 Cylinder Liner Export Quality | ISUZU 4HK1 Cylinder Liner Source Manufacturer

Ensuring Peak Performance with the 4D102 Thermostat

The engine Thermostat is a critical component for maintaining the optimal operating temperature of construction machinery, especially for reliable models like the KOMATSU 4D102. A malfunctioning thermostat can lead to severe engine damage, including overheating or excessive cold running, both of which reduce efficiency and lifespan. Honour Time Machinery Limited provides a National High-Quality Replacement (P/N: 4D102-TH01 / 4D102TH01) that meets or exceeds OEM specifications, offering a reliable solution to common thermal regulation faults.

Key Features of Our 4D102 Thermostat

1. High-Precision Temperature Control: Engineered for the 4D102 engine's specific cooling requirements, ensuring the optimal 82°C opening point.

2. Direct Fitment: Specifically designed for KOMATSU Excavator or other Construction Machinery applications using the 4D102 engine.

3. Durable Construction: Built with robust materials to withstand high pressure and temperature cycles within the engine cooling system.

4. Prevents Overheating: Ensures coolant is released efficiently, preventing the KOMATSU 4D102 from catastrophic thermal damage during heavy operation.

5. OEM-Level Reliability: Offers a cost-effective, high-performance alternative to the original Thermostat, ensuring long-term engine health.

Thermostat Product Specifications (P/N 4D102-TH01)

Comprehensive Engine Parts Supply by Honour Time Machinery Limited

At Honour Time Machinery Limited, we are your trusted source for Genuine Replacement Engine Parts and high-quality alternatives for leading manufacturers. Our focus is on providing reliable components for CUMMINS, KOMATSU, Caterpillar, ISUZU, KUBOTA, YANMAR, and WEICHAI engine assemblies and spare parts. We maintain an extensive inventory for immediate dispatch, supporting Engine Parts Global Export and Engine Parts B2B Wholesale worldwide.

Our Major Product Categories:

We supply everything from Cylinder Liner, Piston, and Piston Ring sets (essential for CATERPILLAR Piston Ring Set Replacement) to complete Engine Overhaul Gasket Kit, including the critical ISUZU 4BG1 Gasket Head Supplier products. Our product line ensures you find everything you need for engine overhaul or repair:

• Crankshaft Bearing, Connecting Rod Bearing (YANMAR 4TNE98 Crankshaft Bearing Kit)

• Thrust Washer (Stop Plate)

• Diesel Pump and Injector Nozzle (Specializing in Diesel Injector Nozzle Supplier)

• Crankshaft and Connecting Rod (Construction Machinery Connecting Rod)

• Turbocharger (Excavator Turbocharger Repair)

• Water Pump and Oil Pump (Engine Water Pump Replacement, WEICHAI Engine Oil Pump Factory)

• Cylinder Block and Cylinder Head (Heavy Duty Diesel Engine Cylinder Block)

• Valve Guide and Valve Seat (Engine Valve Seat Installation)

• Full Engine Assembly options (CUMMINS Diesel Engine Assembly Supplier)

KOMATSU Excavator Engine Rebuild Kit | KUBOTA D902 Liner Kit Wholesale | Engine Parts Source Manufacturer | Thermostat Housing Replacement | High Quality Engine Piston Supplier

General Engine Parts We Provide:

Extensive Engine Model Coverage

Our inventory supports a vast range of heavy machinery. Below is a selection of the engine models for which we provide complete parts solutions, from piston to Diesel Engine Assembly.

Engineering Machinery Components Glossary

Understanding engine components is crucial for proper maintenance and part selection. Here are 10 key parts we supply:

• Cylinder Liner: Forms the inner wall of the cylinder. Location: Engine Block. Example: CUMMINS QSB6.7 Cylinder Liner.

• Piston Ring: Seals the combustion chamber and controls oil consumption. Location: Piston Groove. Example: KOMATSU 6D102 Piston Ring.

• Connecting Rod Bearing: Reduces friction between the connecting rod and crankshaft. Location: Connecting Rod. Example: CATERPILLAR 3116 Connecting Rod Bearing.

• Thrust Washer: Controls the crankshaft's end play. Location: Crankshaft. Example: ISUZU 4HK1 Thrust Washer.

• Gasket Head: Ensures a sealed joint between the cylinder head and block. Location: Cylinder Head. Example: YANMAR 4TNE98 Gasket Head.

• Diesel Pump: Supplies high-pressure fuel to the injection system. Location: Fuel System. Example: KUBOTA D1105 Diesel Pump.

• Turbocharger: Uses exhaust gas to compress intake air, boosting power. Location: Exhaust/Intake Manifold. Example: WEICHAI WP10 Turbocharger.

• Water Pump: Circulates coolant through the engine and radiator. Location: Engine Block/Timing Cover. Example: CUMMINS B5.9-C Water Pump.

• Valve Guide: Guides the movement of the engine valves. Location: Cylinder Head. Example: KOMATSU 4D95 Valve Guide.

• Flameout Solenoid: Cuts off fuel to stop the engine. Location: Fuel Pump/Injection Pump. Example: CATERPILLAR C7 Flameout Solenoid.

Engine Fault Diagnosis and Maintenance Tips

Case Study: Power Loss and Black Smoke

If your KOMATSU PC200-8 Excavator with a 6D107 Engine experiences noticeable power loss and emits excessive black smoke, this frequently indicates incomplete combustion. The root cause can often be traced back to issues with the Turbocharger, clogged Injector Nozzles, or a restricted air intake system.

Maintenance Solution:

For optimal performance and to prevent such issues, implement a strict maintenance schedule. This includes:

• Regularly inspecting and replacing the air filter elements to ensure clean air supply.

• Using only high-quality, clean diesel fuel to prevent Diesel Injector Nozzle clogging.

• Checking the Turbocharger wastegate actuator on the KOMATSU 6D107 engine to ensure it operates within specified limits, preventing over-boost or under-boost conditions.

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Honour Time Machinery Limited is a premier global supplier of heavy-duty diesel engine parts, specializing in assemblies and components for CUMMINS, KOMATSU, CATERPILLAR, and YANMAR. We offer factory-direct, high-quality alternatives with excellent global logistics support.