Note On Adding Refrigerant - Carrier AR TXHQB Series Owner's Manual & Installation Manual

User manual/
Installation manual

Note on Adding Refrigerant

Some systems require additional charging depending on pipe lengths. The standard pipe
Connective Pipe Air Purging
Method
Vacuum Pump
length
Vacuum Pump
length
CAUTION
Precautions on adding the R-32 refrigerant
Make sure that contamination by other refrigerants does not occur for charging.
The cylinders shall be kept upright.
Make sure that the refrigeration system is earthed before charging.
Label the system after charging, if necessary.
After charging, check for leakage before commissioning.
Important information: regulation regarding the refrigerant used
atmosphere.
CAUTION
Inform user if the system contains 5 tCO
this product and on this manual.
the factory refrigerant charge of the product,
1
2
+
1 2
37
R32:
mix refrigerant types.
2
Additional Refrigerant
N/A
R32: