wiring diagrams, computer software information, a list of parts needed, and an operator's manual are provided. the manufacturer will install the equipment and train staff (covering travel expenses as necessary) as part of the purchase price.the warranty includes a trial period to verify that the instrument performs as expected.the manufacturer's maintenance can be included in the contract and, if so, whether maintenance is provided on a regular basis.Determine if the laboratory can provide all the necessary physical requirements, such as electricity, water, and space.There must be adequate room to move the equipment into the laboratory; consider door openings and elevator access