Universal r 410a - Study guides, Class notes & Summaries

UNIVERSAL R-410A EXAM 2024/2025 WITH 100% ACCURATE SOLUTIONS

Universal R-410A Practice Exam 2024...

UNIVERSAL R-410A

EPA 608 Type 1 Questions and Answers 100% Pass Recovery equipemnt used for the service or repair of small appliances must be certified by an EPA approved lab if the recovery equipment was made after November 15, 1993 Recovery devices made before 11-15-93 and are used for recovery of refrigerant from small appliances must be capable of: recovering 80% of the refrigerant whether or not the compressor is operating or achieving a 4 inch vacuum under conditions of ARI 740-1993 EPA's definition of...

Polyolester (POE) oils stored in plastic containers will: -Separate -Become more alkaline -Become acidic -Absorb moisture through the plastic - Absorb moisture through the plastic R-407C has: -A foul odor -To be charged in the vapor phase -The ability to fractionate -No temperature glide - The ability to fractionate A condensing unit designed for use with R-22: -Must be replaced with a model designed for use with R-410A -Cannot withstand the higher pressure of R-410A -Both...

Practice Exam: Universal R-410A Test 2023/2024. Polyolester (POE) oils stored in plastic containers will: -Separate -Become more alkaline -Become acidic -Absorb moisture through the plastic - ANSWER Absorb moisture through the plastic R-407C has: -A foul odor -To be charged in the vapor phase -The ability to fractionate -No temperature glide - ANSWER The ability to fractionate A condensing unit designed for use with R-22: -Must be replaced with a model designed for use with...

EPA 608 Practice exam type 1 solved correctly The sale of reclaimed CFC, HCFC, HFC, and HFO refrigerants is_______. Restricted to technicians who are EPA certified and refrigerant recovery A small Pliance is defined as a system that is Manufactured, fully charged, and hermetically sealed in a factory with a charge of 5 pounds or less A __________ recovery device can be use for type 1 small appliance applications or type 2 applications if the total charge is below 15 pounds. System dependent Y...

When recovering refrigerant from a household refrigerator who's compressor does not run, it is recommended that a low and high side access valves be installed because: - it can help speed of recovery and required recovery effiency Recovery equipemnt used for the service or repair of small appliances must be certified by an EPA approved lab if the recovery equipment was made after - November 15, 1993 Recovery devices made before 11-15-93 and are used for recovery of refrigerant from small a...

A __________ recovery device can be use for type 1 small appliance applications or type 2 applications if the total charge is below 15 pounds. - System dependent Always _____________ when connecting or disconnecting refrigeration hoses. - 1.) wear safety eyewear and butyl-lined gloves 2.) verify the hoses are rated for the refrigerant being used 3.) avoid trapping liquid refrigerant in the hoses To reach the necessary recovery level, when using a ________, it will most likely be essential t...