Methods to prevent the wheel brake drum from getting hot:

One is to timely stop the car in a well-ventilated place, so that the brake drum cooling;

Second, exhaust brake should be fully used, no exhaust brake cars can use diesel engine brake under the working condition of no injection diesel, in order to reduce the burden of the wheel brake, prevent the brake drum hot;

Third, conditional units can be equipped with cooling devices to cool the brake drum, such as the brake drum is equipped with cooling water sprayer.

But the use should pay attention to, in the beginning of the downhill should open the sprinkler, should not be in the downhill way, more should not be in the brake drum almost red to open the sprinkler, in order to avoid the brake drum in the thermal expansion and contraction of the physical changes, sudden upheaval burst and damage.