Regulation 14
If any electric shot firing apparatus appears to be defective, the person in charge of it shall not use it further but shall cause it to be returned to the surface forthwith and shall report the circumstances to the manager in writing.
If any electric shot firing apparatus appears to be defective, the person in charge of it shall not use it further but shall cause it to be returned to the surface forthwith and shall report the circumstances to the manager in writing.