Lennox EMEA DUO CU Série Notice Technique D'installation page 42

441
Annex 5 : Functioning with R134a, R450A or R513A
To use the DUO CU with the fluid
cartridge.
Manipulation:
1) Remove the two switches cartridge located on the compressor discharge valve:
The two
R-134a, R-450A or R-513A
documentation.
2) Connection of the switches
3) Screw the two R-134a, R-450A or R-513A switches
GB
R-134a, R-450A or R-513A
switches (with pink wires) are provided in the bag with the technical
42/72 -
, it's necessary to change the two switches
DUO CU