The manual is organized in three sections. Section 1 provides a brief background of CBFEWS and its features. It also discusses about key elements of CBFEWS including risk knowledge and scoping, ICIMOD designed CBFEWS and its monitoring and information dissemination, and response capability and resilience building. Section 2 provides details of instrument including introduction of tools that are used to fix the instrument, hands on practice of assemble and disassemble of the instrument, installation process of the instrument in the field and operating, monitoring, repairing and maintenance of the instruments. It also gives information on hands-on training and evidence about impact on the ground. Section 3 provides a list of reference materials.