EPA 608 Type III Practice Questions and Answers 100% Verified 2023/2024 what is the primary water source for a recovery unit condensing coil? - Correct Answer local municipal water supply approximately how much refrigerant vapor is left in an average 350 ton R-11 chiller at 0 psig pressure once all the R-11 liquid has been removed? - Correct Answer 100 lbs a rupture disc on a recovery vessel for low pressure refrigerant relieves at ____ - Correct Answer 15 psig on a centrifugal system, the purge unit takes its suction from the ____ - Correct Answer top of the condenser a centrifugal chiller's rupture disk is connected to the chiller's ______ - Correct Answer evaporator when recharging a refrigeration system with R-11, what vapor pressure is necessary in the shells before charging with liquid? - Correct Answer 16.9"Hg vacuum which of the following safety precautions should be adhered to for low pressure systems? - Correct Answer do not siphon refrigerant by mouth, avoid spilling liquid refrigerant on the skin, use gloves and safety goggles when working with liquid refrigerant under what code groups of ASHRAE standard 34 does R-123 fall? - Correct Answer B1 the PRIMARY purpose of a purge unit on a CFC-11 chiller is to - Correct Answer remove non- condensables from the system during vapor removal from a low pressure refrigeration system _______ - Correct Answer the system water pumps, the recovery compressor, and the recovery condenser water should all be on.
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