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Why Is Diesel Generator Set Plunger and Sleeve Wear

Failure of the fuel injection pump of a   diesel generator set   can easily lead to the problems in the operation of the diesel engine. It is necessary to pay attention to the maintenance when the diesel engine is not working, so that the wear of the fuel injection pump plunger or sleeve can be found in time. The wear of the plunger and the sleeve is mainly caused by the effect of impurities in the diesel and the high-pressure diesel scour. The common wear parts are the middle part of the top and the spiral edge and the inlet and outlet holes of the sleeve. The surface is dark after wear.  The specific causes of wear of the plunger and sleeve are as follows: 1. The diesel is not filtered nor precipitated, so that diesel contains more impurities. 2. The diesel filter cannot filter. It should be replaced with a new one. 3. The diesel brand is not selected properly. For example, when the temperature is high, diesel with too low viscosity is used to make the pl...

800kw Yuchai Diesel Generator Set with CE ISO Standard

Fuel injection pump of diesel genset does not supply oil

Do you know why fuel injection pump of diesel genset does not supply oil? Maybe you often meet this problem, if you want to know the reason, please follw us. 1. There is no oil in the fuel tank or the oil switch is not open. 2. The diesel filter is clogged. 3. There is a lot of air in the oil road. 4. The plunger of the fuel injection pump is broken. 5. The plunger couple is excessively worn. 6. The plunger is stuck. 7. The screw groove of the plunger is installed in the wrong position. 8. The oil outlet valve is excessively worn or dirty. 9. The spring of oil outlet valve is broken or the spring force is weakened. 10. The plane contact between the oil outlet valve and the plunger sleeve is not strict, which causes the diesel oil to leak from the gap in the contact surface. The fuel valve is not opened at the top and the   fuel injection pump   is not supplied with oil. 11. The oil outlet valve is broken. Inspection method:   If all cylinder...

Starlight Yuchai Series 1000kva Diesel Generator

Introduction of Diesel Generator SmartGen HGM9510 Parallel Control Panel

Today Starlight manufacturer introduces SmartGen HGM9510 Parallel Control Panel of diesel generator set HGM9510 controller is designed for manual/auto parallel system generators with similar or different capacity. Additionally, it is suitable for single unit constant power output and mains paralleling. It allows automatic start/stop, parallel running, data measurement, alarm protection as well as remote control, remote measurement and remote communication function. It fits with LCD display, optional Chinese, English and other languages interface, and it is reliable and easy to use. Utilizing the GOV (Engine Speed Governor) and AVR (Automatic Voltage Regulator) control function, the controller is able to synchronize and share load automatically; it can be used to parallel with other HGM9510 controller. HGM9510 controller also monitors the engine, indicating the operational status and fault conditions accurately. When abnormal condition occurs, it splits bus and shuts down the...

The Maintenance Method of Air Filter Element of Cummins Generator

In this article, Starlight mainly shares the methods to clean and replace air filter element of Cummins generator. After the air filter of  Cummins generator set  is used for a period of time, the filter element will become dirty, and the intake resistance of the filter will also increase. When the intake resistance of the air filter increases to more than 625kpa, the diesel engine will not get enough air supply, resulting in early  exhaust black smoke and power shortage. The user can determine the blockage of the air filter by observing the air resistance indicator installed on the intake pipe behind the air filter. That is, if the indication window of the air resistance indicator changes from green to red under normal conditions, it indicates that the intake resistance of the filter exceeds the limit value and needs to be cleaned or replaced. In the event of an air filter blockage, stop Cummins generator immediately to clean or replace the air filter core, and ...