Which of the Following Is Recommended While Converting an R-12

question 47

Multiple Choice

Which of the following is recommended while converting an R-12 system to R-134a?

• A) Permanently install conversion fittings using new hose clamps around fittings
• B) Install conversion labels and remove the R-12 label
• C) Recharge the system with R-134a to approximately 80 percent of the original R-12 charge
• D) Remove all oil in the system and replace with the R134a type and the same amount

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Definitions:

Bar Chart

A graphical representation of data using bars of varying heights to depict the values of different categories.

Collectively Exhaustive

A condition where all possible outcomes or cases are considered in a scenario or experiment.

Descriptive Statistics

Statistical methods that summarize and organize the characteristics of a data set.

Summarizing Data

The process of reducing data complexity by providing a compact representation through measures of central tendency, dispersion, and other statistical summaries.