- When filling a charging cylinder with a regulated refrigerant; The refrigerant vapor that is vented off the top of the cylinder must be recovered.
- If after installing a fitting for the purpose of recovering the appliances refrigerant, you find that the system pressure is 0 psig; Recovery is not required.
When transporting cylinders contain used refrigerant?
- The DOT mandates that DOT Classification Tags, such as those shown above, be attached to cylinders that contain used refrigerant.
- DOT classification tags show the substance's level of hazard and are arranged according to class.
- For instance, Class 2, which is gases, would include refrigerant gases.
What must be done before shipping any used refrigerant in a cylinder?
- Check that the cylinder complies with DOT requirements before sending any old refrigerant cylinders, fill out the shipping paperwork with the quantity of each refrigerant, and clearly mark the cylinder with the kind and amount of refrigerant.
- Transporting cylinders should be done standing up.
Learn more about refrigerant of cylinder
brainly.com/question/10054719
#SPJ4
