For Diesel, Gasoline, Kerosene, engine oil and etc.
It's easy to move with wheels.
Diesel engine driven, apply for wild circumstances.
Quick coupling, easy connect.
With Flow meter used for a Mobile fuel unit.
Model | DKYB-40 | DKYB-50 | DKYB-65 | DKYB-80 |
Dia(mm) | 40/40 | 50/50 | 65/65 | 80/80 |
| Max Flow | 20m³/H | 25m³/H | 32m³/H | 35m³/H |
| Diesel Engine | 178FS/3.7kw | 186FS/5.7kw | ||
| Speed | 10000rpm | 8000rpm | ||
| Pump Material | Casting Iron | |||
| Flow Meter | OGM and LC flow meter for option | |||
Theory

KYB-50 diesel engine with flow meter: Complete Technical Guide
The KYB-50 Diesel Engine with Flow Meter is a high-performance industrial engine system engineered for precision fuel management and reliable power output. Combining a robust KYB-50 diesel engine with an integrated high-accuracy flow meter, this solution allows operators to monitor fuel consumption in real-time, optimize efficiency, and reduce operational costs.
Ideal for construction machinery, generators, agricultural equipment, and industrial applications, the KYB-50 Diesel Engine with Flow Meter ensures durable operation, energy efficiency, and low maintenance, making it a trusted choice for industrial operators requiring consistent and controlled engine performance.
This guide covers quick installation, daily maintenance, energy efficiency benefits, and after-sales support, providing engineers, operators, and procurement specialists with comprehensive insights.
Integrated Flow Meter
Allows precise real-time monitoring of fuel consumption.
Enables data-driven operational decisions, improving efficiency and reducing wastage.
High-Performance Diesel Engine
KYB-50 delivers reliable power output across various industrial workloads.
Designed to handle high-load, continuous operation environments.
Energy Efficiency
Optimized fuel injection and combustion efficiency reduce fuel consumption.
Reduces operational costs and environmental impact.
Durable Construction
Engine components made from high-strength alloys and industrial-grade materials.
Designed to withstand vibration, dust, and varying temperatures in industrial settings.
Low Maintenance
Modular engine components and easy-access flow meter reduce downtime for inspections and repairs.
Built-in alerts for fuel anomalies or performance deviations improve operational safety.

Verify all components: engine, flow meter, control panel, mounting brackets, fuel lines, and cables.
Ensure the installation site is level, stable, and accessible for future maintenance.
Confirm fuel supply compatibility with engine specifications.
Check electrical connections and grounding requirements.
Mounting the Engine
Secure the KYB-50 engine using the provided brackets and bolts.
Ensure proper alignment with the driven equipment or generator coupling.
Connecting the Flow Meter
Install the flow meter in-line with fuel supply to ensure accurate readings.
Use appropriate threaded or flanged connections to prevent leaks.
Electrical Connections
Connect control cables to the engine and monitoring system according to the wiring diagram.
Verify grounding and compliance with local electrical standards.
Initial Fuel System Check
Fill the fuel tank and open all valves gradually.
Check for leaks or blockages and confirm that the flow meter is reading fuel movement accurately.
System Start-Up
Start the engine following the manufacturer’s recommended sequence.
Monitor fuel flow and engine performance for stability and efficiency.
Fuel Filter: Inspect and replace every 250 hours of operation.
Engine Oil: Check daily; change every 500 hours or per operational load.
Cooling System: Verify coolant levels and inspect hoses weekly.
Flow Meter Sensor: Clean periodically to ensure accurate readings.
| Task | Action | Purpose |
|---|---|---|
| Engine Alignment | Inspect mounting bolts | Prevent vibrations and mechanical wear |
| Fuel Lines | Check for cracks or leaks | Ensure safety and prevent fuel loss |
| Battery & Electrical | Test voltage and connections | Prevent operational interruptions |
| Air Filter | Clean or replace | Maintain combustion efficiency |
| Flow Meter Calibration | Verify readings | Ensure accurate fuel monitoring |
Tip: Following a preventive maintenance schedule extends engine lifespan and ensures reliable operation.
The integrated flow meter enables real-time monitoring, allowing operators to adjust load and operating parameters for maximum fuel efficiency.
Data from the flow meter can be integrated into automation systems to reduce fuel waste and operational costs.
High-efficiency diesel combustion reduces fuel expenditure.
Reliable components and low-maintenance design reduce downtime and repair costs.
Optimized fuel use decreases CO₂ and particulate emissions.
Reduced waste and precise fuel control comply with modern environmental standards.
| Issue | Possible Cause | Recommended Action |
|---|---|---|
| Engine Fails to Start | Low battery, fuel supply issue | Check battery voltage, confirm fuel delivery |
| Flow Meter Inaccuracy | Sensor obstruction or misalignment | Clean sensor, verify installation orientation |
| Overheating | Coolant level low, blocked radiator | Refill coolant, clean radiator fins |
| Excessive Fuel Consumption | Engine overload or improper fuel quality | Adjust load, use recommended fuel |
| Vibration or Noise | Loose mounts or worn components | Tighten bolts, inspect engine parts |
Tip: Always deactivate the engine and relieve system pressure before conducting troubleshooting or maintenance.
24/7 Hotline: Immediate support for operational issues.
Remote Monitoring and Diagnostics: Engineers can analyze engine performance via secure remote access.
On-Site Service: Professional technicians available for installation, maintenance, and troubleshooting.
Operation manuals and quick-start guides included with each engine.
Operator training programs ensure safe and efficient use.
Maintenance logs and troubleshooting charts provided to maximize uptime.
Standard industrial warranty covers manufacturing defects and performance issues.
Compliant with ISO 9001 and local safety standards for industrial diesel engines.
| Specification | Standard Value | Optional Upgrade |
|---|---|---|
| Engine Power | 50 kW | High-power variants |
| Fuel Type | Diesel | Biodiesel-compatible models |
| Operating Speed | 1500 – 3000 RPM | Adjustable with VFD |
| Fuel Flow Rate | 0.5 – 50 L/h | High-precision ±0.5% flow meter |
| Temperature Range | -10°C to 45°C | Extended range models |
| Protection Class | IP54 / IP65 | Explosion-proof IP66 optional |
| Noise Level | <85 dB | Low-noise enclosure option |
Integrated Fuel Monitoring: Real-time flow measurement enhances operational efficiency.
Reliable Power Output: Consistent diesel engine performance for industrial workloads.
Energy and Cost Savings: Optimized fuel use reduces operational costs.
Durable and Robust: Built for harsh industrial environments.
Low Maintenance: Modular design and easy sensor access reduce downtime.
Versatile Applications: Suitable for construction, agricultural, power generation, and industrial fluid systems.
The KYB-50 Diesel Engine with Flow Meter is a high-performance industrial engine system designed for precision fuel management, energy efficiency, and reliable operation. Equipped with a built-in flow meter for real-time monitoring, this engine is ideal for generators, construction equipment, agricultural machinery, and industrial applications. The KYB-50 offers durable construction, low maintenance, and optimized fuel efficiency, making it a trusted solution for consistent and controlled industrial power output.
The KYB-50 Diesel Engine with Flow Meter provides a complete industrial solution for operators requiring precision fuel monitoring and reliable diesel power. Following the installation, maintenance, and operational recommendations ensures maximum efficiency, long-term durability, and reduced operational costs.
This guide offers engineers, operators, and procurement specialists comprehensive insight into quick installation, daily maintenance, energy efficiency, and after-sales support, positioning the KYB-50 Diesel Engine with Flow Meter as a versatile and dependable choice for industrial applications worldwide.


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