Calculates required capacities for equipment units of proposed system to obtain specified performance and submits data to engineering personnel for approval.
Studies supplier catalogs and technical data to recommend equipment unit selections for system.
Prepares unit design layouts and detail drawings for fabricating parts and assembling system. Estimates cost factors, such as labor and material for purchased and fabricated parts, and costs for assembling, testing and installing in customer's premises. Fabricates nonstandard parts for system, using metalworking machinery and assembles system, using handtools and power tools. Installs test fixtures, apparatus, and controls and conducts operational tests under specified conditions. Analyzes test data and prepares report for evaluation by engineering personnel.