Loosen the screw holding the junction box cover to the top of the water heater . set the cover aside 卸下热水器顶部接线盒盖上的固定螺丝。把盖子放在旁边。
House junction boxes up to 1000v ; inner design for distribution cable nycwy and house junction cable nycy 最高可达1kv的住宅接线盒.第8部分: nycwy配电电缆和ny
House junction boxes up to 1000 v ; inner design for distribution cable nkba and house junction cable nycy 最高可达1kv的住宅接线盒.第4部分: nkba配电电缆和nyc
House junction boxes up to 1000 v ; inner design for distribution cable nkba and house junction cable nkba 最高可达1kv的住宅接线盒.第2部分: nkba配电电缆和nkb
House junction boxes up to 1000 v ; inner design for distribution cable nakley and house junction cable nycy 最高可达1kv的住宅接线盒.第6部分: nakley配电电缆和n
Construction manufacturing and verification requirement of terminal box flexible connection for explosion proof motor 防爆电机接线盒软连接结构制造检验暂行规定
House junction boxes up to 1000 v ; installation instruction for distribution cable nyy and house junction cable nyy 最高可达1kv的住宅接线盒.第11部分: nyy配电电缆和nyy
Low - voltage switchgear and controlgear assemblies - part 505 : specification for house connection boxes and fuseboxes 低电压转换装置和控制装置组件.第505部分:室内接线盒
House junction boxes up to 1000 v ; installation instructions for distribution cable nkba and house junction cable nkba 最高可达1kv的住宅接线盒.第3部分: nkba配电电缆和nkb
