Home Products News Contact Us
Home > Supports > Generator Sets > Why Does The Rocker Arm of Yuchai Diesel Generator Set Feel Laborious?

Why Does The Rocker Arm of Yuchai Diesel Generator Set Feel Laborious?

Jul. 25, 2023

Before inspecting Yuchai diesel generator set, carefully observe the fault phenomenon of Yuchai diesel generator set, see the essence through the phenomenon, and gradually compress to eliminate the fault. For the failure of Yuchai diesel generator set that cannot be started or is difficult to start, it is usually judged and checked according to the following different failure phenomena.


Emergency diesel generator


If the starting speed of Yuchai diesel generator set is extremely slow during low speed and electric starting, this phenomenon is mainly due to the inability of the starting motor to work, which does not mean that the Yuchai diesel generator set itself is faulty. The starting circuit of Yuchai diesel generator set shall be checked in detail to determine whether the battery of Yuchai diesel generator set is sufficient, whether the wires are connected tightly, whether the starting motor works normally, and whether the air filter is blocked.


For the manual Yuchai diesel generator set, if the pressure reducing mechanism of Yuchai diesel generator set is not placed in the correct position or adjusted incorrectly, and the valve clearance of Yuchai diesel generator set is adjusted incorrectly, when the valve of Yuchai diesel generator set is against the piston, the rocker arm will generally feel laborious. Its characteristic is that when the crankshaft rotates to a certain position, it will not move, but can return. At this time, in addition to checking the clearance between the safety valve and the valve of Yuchai diesel generator set, check whether the meshing relationship of the timing gear of Yuchai diesel generator set is correct.


Since 1982, Dingbo Generator has been a generator set manufacturer qualified by the "National Internal Combustion Engine Quality Supervision and Inspection Center". The product quality has passed the IS09001 quality system standard certification. And obtained the qualification certificate for self-operated import and export. Over the years, Dingbo units have been widely used in all walks of life, and have won the network access qualification of the Ministry of Information Industry, the network access qualification of the Ministry of Radio and Television, the network access qualification of CNPC, the network access qualification of China Mobile, and the manufacturing qualification of marine units. In 2016, Dingbo Power was awarded the Certificate of Qualified Supplier of China Nuclear Power Group. Dingbo Generator has been cooperating with Shangchai Power for many years. In 2009, it became the OEM partner of Shangchai Power in China. Dingbo generator VOLVO unit ranks the top three in the Asia-Pacific sales volume, and is the core OEM partner of Sweden Volvo in the Asia-Pacific region. If any question please feel free to visit our website https://www.dieselgeneratortech.com/ or send email to sales@dieselgeneratortech.com.

Contact Us

  • Add.: No. 10 Kechuang Road, High tech Zone, Nanning, Guangxi, China
  • Tel.: +86 771 5805 269
  • Fax: +86 771 5805 259
  • Cellphone: +86 134 8102 4441
                    +86 138 7819 8542
  • E-mail: sales@dieselgeneratortech.com
Follow Us

Copyright © Guangxi Dingbo Generator Set Manufacturing Co., Ltd. All Rights Reserved | Sitemap

Update cookies preferences
Contact Us