Will you please elaborate each phase of equipment qualification with listed (1) how design protocol, what is the basic approach and require thing to design protocol, reference of protocol design (2) any common considerations in protocol design irrespective of equipment make mechanism function etc. Eg. Safety, risk assessment, challenge studies, product runs like that are any more. (3) what we have to do if we observed non intrensic failures of equipment qualification (4) how to schedule calibration, preventive maintenance (5) how we can recommend preventive maintenance, in what way, what we need, and references of preventive maintenance etc etc
