Disassemble module. Use wrench to loosen stem nut and remove lock washer and diaphragm plate. Remove yoke by loosening disc holder using a screw driver.

• 拆卸模块。使用扳手松开阀杆螺母，并且拆卸锁紧垫圈和隔膜板。采用螺丝刀，通过松开阀瓣支架来拆卸轭架。