An Operations Manual should contain procedures, instructions and guidance for use by operational personnel in the execution of their duties. (ICAO Annex 6: Operation of Aircraft)
The Operations Manual may contain some or all of the information contained in the Aircraft Flight Manual (AFM), but it also contains much other information regarding the way in which flights are to be conducted.
Contents of an Operations Manual
An Operations Manual, which may be issued in separate parts corresponding to specific aspects of operations, ... shall contain at least the following: (ICAO Annex 6 Appendix 2)
1. Operations administration and supervision
1.1 Instructions outlining the responsibilities of operations personnel pertaining to the conduct of flight operations.
1.2 Checklist of emergency and safety equipment and instructions for its use.