Refrigerant Connections - Carrier 38TYG H7 Serie Manual De Instalación

38TYG---H7/38TYG---H9
38TYP---H7/38TYP---H9

Refrigerant connections

No moisture.
No dust.
No leak.
No mineral oil.
Neat.
Dry nitrogen brazing.
GB-15
Vacuum
Charge only liquid refrigerant-no gas.
Copper tubes during storage.
1/2" UNF (R-410A)
Use tools designed for R-410A higher pressure.
Keep inside clean.
2-stage vacuum pump. Replace oil regularly.
Min.
– 100 kPa
(– 755 mmHg)