5.—(1) The nominating body referred to in paragraphs 2(1)(b) and 6(1)(b) or the adjudicator nominating body referred to in paragraphs 2(1)(c), 5(2)(b) and 6(1)(c) must communicate the selection of an adjudicator to the referring party within five days of receiving a request to do so.
(2) Where the nominating body or the adjudicator nominating body fails to comply with paragraph (1), the referring party may—
(a)agree with the other party to the dispute to request a specified person to act as adjudi-cator, or
(b)request any other adjudicator nominating body to select a person to act as adjudicator.
(3) The person requested to act as adjudicator in accordance with the provisions of paragraphs (1) or (2) shall indicate whether or not he is willing to act within two days of receiving the request.