How to discharge the exhaust pipe oil of Valin mixer?

Clean with detergent or replace directly.

According to relevant data, 1. Quickly clean the engine oil in the exhaust pipe with detergent; 2. Check the air inlet oil seal and replace it in time if it is worn.

Before draining the engine oil, ensure that the engine temperature reaches the normal temperature. At this time, due to the increase of engine oil temperature, the viscosity will become lower and thinner. When the engine oil is drained, the engine oil will flow faster and cleaner.