Today with a friend to go outside to play, when friends come back the car broke down on the car, but also a good friend prepared with the slack adjuster, or I’ll tell a friend on the road to wait for a long time, the students came to pick us, after returning home, I asked my friend how think put slack adjuster in the car, a friend told me, she had the car is bad, go inside the car repair shop, the clerk recommended for her slack adjuster, then teach the method using slack adjuster her friends for a while, after learning, learned, after the car if the bad words, his can the car, heard friends say, I feel really good.