Daikin VRV EMERION REYQ-AATJA, Service Manual

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Field Setting from Outdoor Unit SiUS372201EB
257 Part 5 Field Settings and Test Operation
[2-21]: Refrigerant recovery/vacuuming mode
In order to achieve a free pathway to recovering 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 recovering of
refrigerant or vacuuming process can be done properly.
Default value: 0
To activate this function, change [2-21] to 1.
To stop the refrigerant recovery/vacuuming mode, press the RETURN (BS3) button.
If the RETURN (BS3) button is not pressed, the system will remain in refrigerant
recovery/vacuuming mode.
[2-22]: Automatic night-time low noise setting and level during night-time
By changing this setting, you can activate the automatic night-time low noise
operation function of the unit and define the level of operation. Depending on the
chosen level, the noise level will be lowered (3: Level 3 < 2: Level 2 < 1: Level 1).
The start and stop moments for this function are defined under setting [2-26] and
[2-27].
Default value: 0
Change [2-22] to 1, 2 or 3 in function of required level.
[2-25]: Night-time low noise operation level via the external control adaptor
If the system needs to run under night-time low noise operation conditions when an
external signal is sent to the unit, this setting defines the level of night-time low noise
that will be applied (3: Level 3 < 2: Level 2 < 1: Level 1).
This setting will only be effective when the optional external control adaptor
(DTA104A62) is installed and the setting [2-12] is activated.
Default value: 2
Change [2-25] to 1, 2 or 3 in function of required level.
[2-26]: Night-time low noise operation start time
Change [2-26] to 1, 2 or 3 in function of required timing.
Default value: 2
Value
[2-26]
Start time automatic night-time low noise
operation (approximately)
1 About 8:00 PM
2 (default) About 10:00 PM
3 About 12:00 AM
This setting is used in conjunction with setting [2-22].
[2-27]:
Night-time low noise operation stop time
Default value: 3
Value
[2-27]
Stop time automatic night-time low noise
operation (approximately)
1 About 6:00 AM
2 About 7:00 AM
3 (default) About 8:00 AM
This setting is used in conjunction with setting [2-22].