Daikin REYQ-TA Series Service Manual page 156

Field Setting from Outdoor Unit
[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.
Default value: 0
To activate this function: 1
To stop the refrigerant recovery/vacuuming mode, press BS3. If BS3 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 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
To activate this function: 1, 2, or 3
[2-25]: Night-time low noise operation level via the external control adaptor
If the system needs to be running 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 (DTA104A61/62) is installed
and the setting [2-12] was activated.
Default value: 2
To activate this function: 1, 2, or 3
[2-26]: Night-time low noise operation start time
2 (default)
This setting is used in conjunction with setting [2-22].
[2-27]: Night-time low noise operation stop time
3 (default)
This setting is used in conjunction with setting [2-22].
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Value Start time automatic night-time low noise
[2-26] operation (approximately)
1
3
Value Start time automatic night-time low noise
[2-27] operation (approximately)
1
2
8:00 p.m.
10:00 p.m.
12:00 a.m.
6:00 a.m.
7:00 a.m.
8:00 a.m.
SiUS371614E
Field Settings