Loading ...
Loading ...
Loading ...
ENGLISH
Installation Manual 39
Refrigerant Piping
CAUTION
Never charge the refrigerant with service valves closed and unit stopped.
If charging is carried out with service valves closed and unit stopped, the compressor will be damaged when unit
starts to run, and the unit will display ch26 error.
If trying to keep running under this condition, compressor will be broken.
3. Refrigerant charging
Follow following procedure to charge the refrigerant.
1. Open all service valves
2. Run the unit with cooling mode
3. Charging the refrigerant to gas service valve during operation.
Refrigerant
cylinder
Open Open
Charging during
cooling operation
Liquide pipe
Gas pipe
Loading ...
Loading ...
Loading ...