The replacement is appointed, for the remainder of the term of office, as follows:
1° When an elected full member of staff is unable to carry out his duties, for one of the reasons mentioned in article R. 1432-82, the first substitute elected on the same list is appointed full member. He is replaced by the first remaining non-elected candidate on the same list;
2° If an alternate representative is unable to carry out his duties as a member, he is replaced by the first remaining non-elected candidate on the same list;
3° When a list is unable to fill, under the conditions provided for in the two preceding paragraphs, the seats of full or alternate members to which it is entitled, the trade union organisation that presented the list appoints replacements to fill the seats that have become vacant from among the employees who fulfil the conditions of eligibility.