Yingang YG125-23, Maintenance Manual

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YG125-23Maintenance Manual
Lubrication system
17
CAUTION
Application of engine oil of poor quality will have an impact on the functional performance and life span of the
motorcycle engine.
Cleaning of Lubricating Oil Strainer
It shall be carried out while replacing lubricating oil.
While cleaning, you should unscrew the oil drain plug to drain the waste engine oil, and flush the strainer with cleaning
agent; place the motorcycle side down to facilitate cleaning as required. Then insert the oil drain plug, and proceed with
the remaining steps according to the method of “Replacement of Lubricating Oil".
Cleaning and Replacement of Lubricating Oil Filter
Remove the engine oil filter cover to detach the engine oil filter element, clean the filter cover and filter element with
cleaning agent, and then mount the clean engine oil element. Replace with a new one as required.
Check for damage of the engine oil filter cover and its O-shaped sealing ring; replace with a new one as required.
Mount the engine oil filter cover and screw up the bolt to the specified torque.
Notice
Before the crankcase is refilled with fresh engine oil, the engine oil filter must be cleaned.
Flush the strainer with cleaning agent
Cleaning
Remove oil filter
cover
Replacement of Filter
Cleaning of Strainer