Section 160.156-21 - Operation and maintenance instructions(a) In order to comply with SOLAS, each rescue boat must have operation and maintenance instructions that-(1) Follows the general format and content specified in MSC.1 Circ. 1205 (incorporated by reference, see § 160.156-5 of this subpart); and(2) Includes a checklist for use in monthly, external inspections of the rescue boat.(b) The rescue boat manufacturer must make the manual required by paragraph (a) of this section available in English to purchasers of a rescue boat approved by the Coast Guard.(c) The operation and maintenance instructions required by paragraph (a) of this section may be combined with similar material for survival craft and rescue boats, and their launching systems.