Remove the cover plate of the relief valve by removing the four connecting screws.
Remove the cover plate of the relief valve by removing the four connecting screws.
通过拆卸四个连接螺丝来拆卸安全阀盖板。
Remove the cover plate of the relief valve by removing the four connecting screws.
通过拆卸四个连接螺丝来拆卸安全阀盖板。