Why does MTU diesel generator set have idle speed instability

In our life, many users in the use of diesel generator will appear some large and small faults, including the engine idle speed instability, so in the end what is the cause of diesel generator idle speed instability?

1. Poor fuel quality

Treatment: check and replace fuel

2. Oil pipeline leakage.

Treatment: Check whether the connector is loose, whether the pipeline is broken, whether the filter is not tight, and one by one correction

3. Improper adjustment or wear of throttle transmission rod

Treatment: Check the wear condition, replace the generator and adjust the transmission rod

4. Idle spring assembly is not correct

Treatment: reassembly adjustment

5. Improper assembly of speed limiting centrifugal hammer

Treatment: readjust

6. There is moisture or wax in the fuel

Treatment: Replace fuel, replace all filters, install fuel heater

7. Fuel pump calibration is not correct

Treatment: Re-adjust the fuel pump

8. Idle speed is not appropriate

Treatment: Readjust

If the user has an idle speed instability fault, you can follow the above method to detect and solve the fault. In the case of diesel generator rental failure, it is recommended that users keep calm, do not panic, correctly detect and find out the fault. At the same time, the daily maintenance of diesel generators is also crucial. We hope that users can do a good job in the maintenance of diesel generators to extend their service life.

Jiangsu Meiao Power Technology Co., Ltd. is an important manufacturer of diesel generators. The company mainly manufactures and sells diesel generator sets with power of 3-3000kW, mobile power station of 24-600kW, Marine emergency diesel generator set of 24-800kW, gas generator set, heavy oil generator set and all kinds of imported series, special series (trailer, static speaker, mobile lighthouse, container, etc.) diesel generator At the same time, we are engaged in generator set maintenance and after-sale service of generator set accessories.