The important points of replacing oil filter:

1.    Before installing the over flow oil filter and bypass type oil filter, it should check whether there is turn pressure traces and check whether the sealing washer is damaged

2.    Adding the regulated brand oil to the filter, soaking the element and make it in working state, paint small amount of oil or butter on the filter rubber mat and then screw it to the base of oil filter

3. After placing the added oil filter for 5 minutes, add oil again and after repeating many time until the all the air be discharged and the filter is full of oil