Emerson COPELAND ZX Series - Refrigerant Selection and Conversion; Refrigerant Selection and R134 a Conversion Procedure

22
Step Action Phenomenon and Description
1
Press “
” + “ ”
Enter menu to select “PAr” (parameter) or “rtC”
2
Press “
” or “ ”
Select“PAr (parameter)”
3
Press “
”
4
Press “
” or “ ”
Browse to parameter C07
5
Press “
”
6
Press “
” or “ ”
Select refrigerant to be used
7
Press “
”
8
Press “
” + “ ”
Exit (or exit automatically after waiting for 120 seconds)
Refrigerants
Procedure for converting the unit to R134a in case if it is not specied during ordering
Please insert the Jumper at point DI3 after removing the existing LP cutout connection. The spare jumper is available in the controller as
shown in the below pictures. Please note that the ZX condensing units are also provided with adjustable type LP cutout which work as
pump down control as well as LP protection.