Serpento FORZA 150 Manual De Usuario página 119

Precaution：
The open end of driving chain connection clip shall point away from the direction of rotation.
Chain connector clip Direction of rotation
Cleaning and lubrication of driving chain
Dirt on driving chain may intensify the wearing of driving chain and chain wheels. Therefore, clean the driving chain every 1000 km with cleaning
solvent, and lubricate it with special chain lubricant or engine oil.
Tires
Check the tire air pressure and tread pattern after first 1000 km and every 3000 km thereafter. Besides regular check, make it habit to check
the tire air pressure from time to time, to ensure maximal safety and long life.
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