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Professional Calibration for Mechanical Diesel Pumps
The ES619 Injection Pump Test Bench is a universal testing device designed for the calibration and maintenance of mechanical diesel fuel injection pumps. It utilizes a high-quality AC motor with a frequency converter (standard LS/LG brand) to achieve precise speed regulation from 0 to 4000 rpm.


Core Functions:
This machine is capable of testing pumps with up to 12 cylinders. It combines digital controllers with traditional mechanical gauges for reliability.
Delivery Measurement: Measures the oil supply quantity of each cylinder at various rotation speeds.
Timing Check: Checks the oil supply time of each cylinder and the interval angle.
Governor Testing: Checks and adjusts the mechanical governor performance.
Distributor Pump Test: specifically designed to test and adjust distributor pumps, including VE pumps.
Solenoid Testing: Tests the electromagnetic valve of distributor pumps (12V/24V).
Pressure Testing: Measures the internal pressure of the distributor pump and checks sealing.
Auto-Sucking: Equipped to check the oil supply pump (including auto-sucking pumps).
Application Scenarios:
Diesel Injection Repair Shops: Calibrating mechanical pumps from trucks, tractors, and older diesel vehicles.
Agricultural Machinery Maintenance: Testing pumps for tractors and harvesters.
Marine Engine Service: Maintaining mechanical governors and pumps on fishing boats.
Vocational Schools: Teaching students the principles of mechanical diesel injection.
FAQ (Frequently Asked Questions)
Q1: Can this bench test Common Rail injectors?
A: No, the ES619 is designed specifically for Mechanical Pumps. If you need to test Common Rail Injectors or Pumps, please look at our CR series or EPS series test benches.
Q2: What is the difference between the power options (11KW vs 22KW)?
A: The power choice depends on the size of the pumps you intend to test. For standard truck pumps, 11KW or 15KW is sufficient. For very large marine or heavy machinery pumps, 18.5KW or 22KW is recommended to ensure stable torque at low speeds.
Q3: Does it come with the optional features installed?
A: Standard configuration includes the basic testing functions. Optional features like Forced Cooling, Oil Lubrication, and Advance Angle measuring must be requested at the time of order.
Q4: What is the delivery time?
A: The standard production time is approximately 3-4 weeks.
Wide Power Options: Available in 11KW, 15KW, 18.5KW, and 22KW power outputs to match different heavy-duty testing requirements.
Customizable Features (Optional):
Oil Lubrication System: For lubricating the pump under test.
Forced Cooling: Ensures oil temperature stability during long tests.
Advance Angle Device: For checking the advance angle.
Gear Rod Travel: For precise measurement of rack travel.
Robust Construction: The machine features a durable powder-coated finish and a spacious work area. A Cast Iron Base is available on request for extra stability.
User-Friendly: Equipped with a digital display for speed, count, and temperature, alongside accurate glass tube graduates (45ml/150ml) for flow measurement.
| Model | ES619 |
| Cylinders | 12 Cylinders |
| Power Output Options | 11KW / 15KW / 18.5KW / 22KW |
| Voltage | 380V / 220V (3 Phase or Single Phase options) |
| Speed Range | 0 ~ 4000 rpm |
| Center Shaft Height | 125 mm |
| Stroke Counting | 50 ~ 9999 |
| Fuel Tank Capacity | 40 L |
| Oil Temperature Control | 40 ℃ |
| Feeding Oil Pressure | Low: >0.4Mpa / High: >4Mpa |
| VE Pump Pressure Gauge | 0.16Mpa (Low) |
| DC Power Supply | 12V / 24V |
| Machine Dimensions | 190 × 98 × 167 cm |
| Net Weight | Approx. 690 kg |



