Dredge and change the checker work

2017/8/10

Dredge and change the checker work—multiple ways to solve the blockage

You can choose the most economic repair way according to the damage level of regenerator checker work. When there is only a little part blocked, you can choose the hot dredge way. When the blocked part is larger, you can choose to change the part under hot. When the blockage is serious, you can make a whole replacement under hot.