Daikin VRV IV+ RXYTQ8U5YF Installer And User Manual page 108

19 | Configuration
Installer and user reference guide
108
[2‑9]
1
3
6
For more information and advice about the impact of these settings, see
"19.3 Energy saving and optimum
[2‑18]
Fan high static pressure setting.
In order to increase the static pressure the outdoor unit fan is delivering, this
setting should be activated. For details about this setting, see technical
specifications.
[2‑18]
0 (default)
1
[2‑20]
Manual additional refrigerant charge.
In order to add the additional refrigerant charge amount in a manual way (without
automatic refrigerant charging functionality), following setting should be applied.
Further instructions regarding the different ways to charge additional refrigerant
into your system can be found in chapter
4
refrigerant" [ 83].
[2‑20]
0 (default)
1
[2‑21]
Refrigerant recovery/vacuuming mode.
In order to achieve a free pathway to reclaim refrigerant out of the system or to
remove residual substances or to vacuum the system it is necessary to apply a
setting which will open required valves in the refrigerant circuit so the reclaim of
refrigerant or vacuuming process can be done properly.
[2‑21]
0 (default)
1
T
4
operation" [ 111].
Description
Deactivated.
Activated.
Description
Deactivated.
Activated.
To stop the manual additional refrigerant charge
operation (when the required additional refrigerant
amount is charged), push BS3. If this function was not
aborted by pushing BS3, the unit will stop its operation
after 30 minutes. If 30 minutes was not sufficient to add
the needed refrigerant amount, the function can be
reactivated by changing the field setting again.
Description
Deactivated.
Activated.
To stop the refrigerant recovery/vacuuming mode, push
BS3. If BS3 is not pushed, the system will remain in
refrigerant recovery/vacuuming mode.
target (°C)
c
41
43
46
"17.4.2 About charging
VRV IV+ heat pump for high ambient temperatures
4P561157-1B – 2021.11
RXYTQ