True or False questions on December 23, 2017; replies will earn 0–6 points (no scoring for replies sent more than 1 day after posting. Thank you for replying)
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This post was last edited by Green Lotus on 2017-12-23 at 14:35. When starting up the cooling system, it should be turned on first in cold mode and then in hot mode; when shutting it down, it should be turned off first in hot mode and then in cold mode. (Atmospheric and vacuum distillation unit) Answer: Yes.
When starting up, the cooling system should be turned on first in a cooling mode and then in a heating mode; when shutting down, it should be turned off first in a heating mode and then in a cooling mode. (V)