Vacancy in the office of Deputy President
If the Deputy President's office falls vacant, the President must nominate a replacement within 14 days and the National Assembly votes on it within 60 days of receiving it. The Article also says when a replacement counts as having served a full term.
The official text
(1) Within fourteen days after a vacancy in the office of Deputy President arises, the President shall nominate a person to fill the vacancy, and the National Assembly shall vote on the nomination within sixty days after receiving it.
(2) If a person assumes office as Deputy President under clause (1), then, for the purposes of Article 148(8), the person shall be deemed—
(a) to have served a full term as Deputy President if, at the date on which the person assumed office, more than two and a half years remain before the date of the next regularly scheduled election under Article 136(2)(a); or
(b) not to have served a term of office as Deputy President, in any other case.
Summaries and answers are a plain-English guide written by Iam254, not legal advice. The official text is what counts. Official text: Constitution of Kenya, 2010, Kenya Law (National Council for Law Reporting), legislation as at 3 September 2010. It has not been amended since.