Most common problems encountered during installation:
- Untrained technicians
- Unknown equipment
- Changed conditions from planning state
- Bad quality, obsolete or wrong equipment, manuals in wrong language
- Cultural understandings / misunderstandings
- Mixture of international standards
- Environmental conditions
- Legal aspects / permits etc
- Norms and concepts
- Technical workmanship & supervision
- Managerial aspects (financial planning and financial constrains of institutions)
BBM criteria for appropriate technology:
- Does the new technique makes sense and is it needed (efficiency / effectiveness)?
- Is it affordable in purchase and maintenance?
- Can local staff install and operate it?
- Is long-term availability and are spare parts guaranteed?
- Is local maintenance and repair possible?
- Does it withstand environmental conditions and external influences?
- Does it use renewable local resources and benefits?
- Is it produced locally or as near as possible?
- Does it strengthen the role of women in the society?
- Is it good for health and the environment?