For time switches, if the time is lost during a power cut, the internal lithium battery may need replacing.
Common items where "BP 10140" appears
If the BP 10140 is obsolete or irreparable, you need a modern substitute. Cross-referencing from Hager’s current catalog: hager controls bp 10140 manual
: Input the hours and minutes using the navigation buttons and confirm each with ok . Resources & Downloads For time switches, if the time is lost
Here are issues users face when they lose their : For time switches