Problem 6A - Problem 6A-3 An assembly line is to operate...

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Problem 6A-3 An assembly line is to operate eight hours per day with a desired output of 180 units per day. The following table contains information on this product’s task times and precedence relationships: TASK TASK TIME (SECONDS) IMMEDIATE PREDECESSOR A 80 B 60 A C 80 A D 70 A E 50 B, C F 50 C, D G 80 E, F H 70 G (b ) What is the workstation cycle time? (Round your answer to nearest whole number.) Workstation Cycle time seconds per unit (c) Balance this line using the longest task time. (Leave no cells blank - be certain to enter "0" wherever required.) Work station Task Idle time I A-C II D-B III E-F IV G-H (d ) What is the efficiency of your line balance? (Round your answer to one decimal place. Omit the "%" sign in your response.) Efficiency % Explanation: (b) C = production time per day / required output per day = (8 hour/day) (3600 seconds/hour) / 180 units per day = 160 seconds per unit (c)
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Work station Task Task time Idle time I A-C 80-80 0 II D-B 70-60 30 III E-F 50-50 60 IV G-H 80-70 10 (d) T 540 Efficiency = = = 0.844 or 84.4 % N a C 4(160) Problem 6A-4
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Problem 6A - Problem 6A-3 An assembly line is to operate...

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