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Daikin RXTJ30A2V1B User Manual

Daikin RXTJ30A2V1B
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8 | Charging refrigerant
Installer reference guide
41
RXTJ-A_RXTA-C_RXTM-A_RXTP-A
R32 split series
4P728168-1 – 2023.03
8 Charging refrigerant
In this chapter
8.1 About charging refrigerant..................................................................................................................................................... 41
8.2 About the refrigerant ............................................................................................................................................................. 42
8.3 Precautions when charging refrigerant ................................................................................................................................. 43
8.4 To determine the additional refrigerant amount .................................................................................................................. 43
8.5 To determine the complete recharge amount ...................................................................................................................... 43
8.6 To charge additional refrigerant ............................................................................................................................................ 43
8.7 To check refrigerant piping joints for leaks after charging refrigerant ................................................................................. 44
8.8 To fix the fluorinated greenhouse gases label....................................................................................................................... 44
8.1 About charging refrigerant
The outdoor unit is factory charged with refrigerant, but in some cases the
following might be necessary:
What When
Charging additional refrigerant When the total liquid piping length is
more than specified (see later).
Completely recharging refrigerant Example:
When relocating the system.
After a leak.
Charging additional refrigerant
Before charging additional refrigerant, make sure the outdoor unit's external
refrigerant piping is checked (leak test, vacuum drying).
INFORMATION
Depending on the units and/or the installation conditions, it might be necessary to
connect electrical wiring before you can charge refrigerant.
Typical workflow – Charging additional refrigerant typically consists of the following
stages:
1 Determining if and how much you have to charge additionally.
2 If necessary, charging additional refrigerant.
3 Filling in the fluorinated greenhouse gases label, and fixing it to the inside of
the outdoor unit.
Completely recharging refrigerant
Before completely recharging refrigerant, make sure the following is done:
1 All refrigerant is recovered from the system.
2 The outdoor unit's external refrigerant piping is checked (leak test, vacuum
drying).
3 Vacuum drying on the outdoor unit's internal refrigerant piping is performed.

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Daikin RXTJ30A2V1B Specifications

General IconGeneral
BrandDaikin
ModelRXTJ30A2V1B
CategoryAir Conditioner
LanguageEnglish

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