In last month’s column [“Automatic Pumpdown Systems,” Nov. 5], we talked in general about the automatic pumpdown cycle and why it is the only sure remedy for refrigerant migration to a compressor ...
In my column in the June 6 issue of The NEWS, I discussed the problem of frozen evaporator coils in walk-in freezers and specifically focused on defrost cycle termination. In this column, I want to ...
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