29.—(1) In addition to any other log book required to be kept by or under this Order, the following log books must be kept for an aircraft registered in the Isle of Man —
(a)an aircraft log book;
(b)a separate log book for each engine fitted in the aircraft; and
(c)a separate log book for each variable pitch propeller fitted to the aircraft.
(2) The log books must include the information specified in Schedule 5.
(3) With the exception of an entry of the type referred to in paragraph 3(d)(ii) or 4(d)(ii) of Schedule 5 each entry in the log book —
(a)must be made as soon as practicable, but in no event more than 30 days, after the occurrence to which it relates;
(b)must be made on each occasion that any overhaul, repair, replacement, modification, maintenance or inspection is undertaken on the engine or propeller.
(4) A document that is incorporated by reference in a log book is to be taken, for the purposes of this Order, to be part of the log book.
(5) The operator of an aircraft for which log books are required to be kept must keep them or cause them to be kept in accordance with this article.
(6) Subject to article 90 a log book must be preserved by the operator of the aircraft for at least two years after the aircraft, the engine or the variable pitch propeller has been destroyed or has been permanently withdrawn from use.