Run for 10 years old excelle change right rear wheel bearing, maintenance present situation let teacher distress!

General speaking, when we drive on the flat road, if the present automobile chassis buzzing sound, big may be due to wheel bearing present problems incurred, treatment method is to change the wheel bearing. Wheel bearing type to change into two varieties, a breed type is only needs to change a bearing can alone, but the maintenance is a little bigger difficulty; Another type varieties is a change in the bearing assembly, maintenance difficulty is very small! Some time ago, mechanics made the teacher give small make up introduced a buick excelle. It is the right rear wheel bearing presented problems, cause driving buzzing. Originally excelle right rear wheel bearing is the second type varieties of bearing, only can change the bearing assembly, 30 minutes will be able to repair! This time, however, the maintenance has taken a master more than two hours of time, maintenance present situation let teacher distress! Annoyed, his master, after all, what is the situation? In this paper, we simply understand once! Shown below, the excelle ass! Excelle owners of trouble phenomenon is right rear wheel buzzing, master discriminant out soon right rear wheel bearing assembly is presented, and the bearing present problem is unable to repair, as long as a change in the new bearing! Shown below, the teacher needs to see the vehicle before buy new accessories nameplate, accessories model! Is indicated by the arrows, the excelle factory in 2008, now has 10 years of time! Below the arrow shown in, this is the second day, his master send back new bearing, we can see that this is a bearing assembly. Master only needs the old bearing down, the new bearing assembly can be! Shown in green areas, the plug is the plug of the wheel speed sensor. Mechanics teacher said: in front of the device for 30 minutes or so will be able to plant good bearing! Gear bearing is the first step to remove the tyres, as the demolition tires teacher met big trouble! Shown below, this is the excelle tire screw! We can see that the tire screw is modified, within the six-party screw, master during disassembly, gave the other two screw nut screw is broken, this kind of situation that teacher is very upset! This how to do? If want to damage the screw nut to be removed, will demand with the aid of electric welding machine, welding on the damaged screw nut another screw, and then talents the screw nut to come down! Since there is no other better ways of handling, the owner agree to repair! Below indicated by the arrows, the master had on a damaged nut welding a large screw, screw is quietly vibration hammer! Of course, with electric welding machine it is difficult to remove the damaged tires screws, not only test the master welding technology, also test the teacher's patience! Shown below, the tyres have to be removed by the master, black traces are after welding, the teacher said that the wheels is not very big, the influence of demand of paint! Shown below, this is two removed nut! Orange arrow, as shown in the master in the nut welding on a screw to put it down; Green arrow, as shown in the master in the screw nut which cross welding a screw! It is not easy, to understand the process, small make up will understand the teacher why upset! In order to prevent other tire screw to present such a problem, under the request of the owner, master the other wheel nut to tear open come down to check! Shown in green areas, there are many rust on the two screw nut! Mechanics teacher put the right rear wheel removed, after the maintenance is much easier, less than half an hour, his master was in good bearing, the total expense to the teacher more than two hours of time! Finally, the master and excelle test drivers, right rear wheel had not revealed the buzzing sound, order processing! Cyclists can we understand this simple maintenance case, hope it can help for cyclists, best wishes for a happy my car!