Blog

Which of the following actions would always be considered “major” under EPA’s regulations?

What should be on and what should be off during vapor removal from a low-pressure refrigeration system?

When evacuating a system, the use of a severely oversized vacuum pump could;

What is the approximate pressure of a storage cylinder of recovered R-134a that does not contain any non-condensable impurities and is stored in a room where the temperature is 80 F?

Which of the following refrigerants is very high pressure and generally does NOT need to be recovered?

what is the primary water source for a water cooled recovery unit’s condensed coil?

What is the maximum allowable factory charge of refrigerant for Type 1 appliances using CFCs, HCFCs, or HFCs?

Which of the following statements about recycling and recovery equipment used for stationary refrigeration is FALSE?

which condition requires accessing both the high and low side of the system for refrigerant recovery when using the system-dependent (passive) recovery process?

What type of appliances are technicians certified to charge and open after passing the Type 1 examination?