Heating Comfort Setting (See Mode 2 - Daikin RXYQ-TA Series Service Manual

SiUS341615E
[2-82]: Heating comfort setting
1 (default)
This setting is used in conjunction with setting [2-9].
[2-83]: Master user interface allocation in case VRV indoor units and RA indoor units are used at the same time
By changing setting [2-83], you can allow the VRV indoor unit to be the operation mode selector (system
power OFF/ON is required after applying this setting).
• 1: RA indoor unit has mode selection right (default setting).
• 0: VRV indoor unit has mode selection right.
[2-84]: Initial opening electronic expansion valve BP unit heating thermostat-ON
Default value: 0 (400 pulse)
Field setting 1: 500 pulse, 2: 600 pulse, 3: 300 pulse.
[2-90]: Indoor unit without power
U4 error generation.
In case an indoor unit needs maintenance or repair on the electric side, it is possible to keep the rest of the
VRV DX indoor units operating without power supply to some indoor unit(s).
Default value: 0 (not active)
Field setting 1: Possible for operate system when some indoor units are temporary without power supply.
Following conditions need to fulfil:
Maximum equivalent piping length of the farthest indoor less than 120 m (394 ft).
Index indoor units power simultaneously less than 30% of the nominal outdoor.
Total capacity is less than 30% of the nominal one of the outdoor unit.
Operation time is limited to 24 hours period.
It is recommended to shut down connected indoor units at the same floor.
Not possible to use service mode operation (e.g. recovery mode).
Backup operation has priority over this special feature.
Field Settings
Value
[2-82]
0
2
3
Heating comfort setting
Eco
Mild
Quick
Powerful
Field Settings for Outdoor Unit
154