Engine: Steam Plants

1. A 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.
2. B Increase the speed of opening the steam valve to rapidly heat the line to stop the water hammer.
3. C 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.
4. D Continue to fully open the steam valve as the drain line valves are opened until all moisture is drained, shut the drain line valves.

Tip: press A-D to answer