What safety manual should be reviewed before beginning a maintenance action?

The appropriate safety manual to review before beginning a maintenance action is OPNAVINST 5100.19. This manual is crucial because it provides comprehensive guidance on safety and health standards within the Navy. It outlines safety policies, practices, and procedures aimed at ensuring a safe working environment for personnel engaged in maintenance activities. Familiarizing oneself with this manual before starting maintenance helps to mitigate risks, enhance safety awareness, and ensure compliance with Navy safety regulations, thereby reducing the likelihood of accidents and incidents during operations.