About Connecting The Refrigerant Piping; Precautions When Connecting The Refrigerant Piping - Daikin RXQ35AMV1B Installer's Reference Manual

7 | Piping installation

7.2.1 About connecting the refrigerant piping

7.2.2 Precautions when connecting the refrigerant piping

Installer reference guide
34
Before connecting the refrigerant piping
Make sure the outdoor and indoor unit are mounted.
Typical workflow
Connecting the refrigerant piping involves:
▪ Connecting the refrigerant piping to the indoor unit
▪ Connecting the refrigerant piping to the outdoor unit
▪ Insulating the refrigerant piping
▪ Keeping in mind the guidelines for:
- Pipe bending
- Flaring pipe ends
- Using the stop valves
INFORMATION
Also read the precautions and requirements in the following chapters:
▪
"2 General safety
▪
"7.1 Preparing refrigerant
DANGER: RISK OF BURNING/SCALDING
NOTICE
▪
Use the flare nut fixed to the unit.
▪
To prevent gas leakage, apply refrigeration oil ONLY to the inside of the flare. Use
refrigeration oil for R32.
▪
Do NOT reuse joints.
NOTICE
▪
Do NOT use mineral oil on flared part.
▪
Do NOT reuse piping from previous installations.
▪
NEVER install a drier to this R32 unit to guarantee its lifetime. The drying material
may dissolve and damage the system.
precautions" [ 4 7]
4
piping" [ 32]
RXQ-A_ARXQ-A
R32 split series
4P513661-11P – 2021.11