A. Shut the steam valve at once, open the drain valves until all moisture is drained, shut the drain line valves, and slowly open the steam valve again. B. Continue to fully open the steam valve as the drain line valves are opened until all moisture is drained, shut the drain line valves. C. Stop opening the steam valve, open the drain line valves, resume opening the steam valve slowly, and shut the drain line valves after the steam valve is open fully. D. Increase the speed of opening the steam valve to rapidly heat the line to stop the water hammer. « Previous Next »
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