Which of the following steps is recommended when 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 it with the R134a type and the same amount.

Question

Quizplus · Accepted Answer

The Answer of Which of the following steps is recommended when 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 it with the R134a type and the same amount.

Which of the Following Steps Is Recommended When Converting an R-12