Daikin REYQ72-432XAYCU, Service Manual

Page: 238 / 482

Field Setting from Outdoor Unit SiUS371901EB
231 Part 5 Field Settings and Test Operation
2.5.2 Overview of Setting Mode (Mode 2)
This overview shows the available settings by using the press buttons on the outdoor unit PCB.
No.
∗
1
Item Description
7 segment
display
Description 7 segment
display
Range
SEG
1
SEG
2
SEG
3
SEG
1
SEG
2
SEG
3
0
COOL/HEAT
selection
Several systems as 1 zone
change over COOL/HEAT:
 INDIVIDUAL: VRV indoor unit or
A-B-C input set mode.
 MASTER: System is the
COOL/HEAT master unit.

SLAVE: System is not a
COOL/HEAT master.
2. 0 0
Individual
Unified Master
Unified slave
0
1
2
2
Low noise/
demand
address
Used to make address setting for
low noise/ demand operation.
2. 0 2
Address:
0 ~
31
3
0
1
5
Indoor fan
forced H
Used to force the fan of indoor unit
to H tap.
2. 0 5
Normal operation
Indoor fan H
0
1
6
Forced
thermostat
Used to force all indoor units to
operate forced thermostat ON.
2. 0 6
Normal operation
Forced thermostat ON
0
1
8
Te setting
(Cooling
operation)
Used to make setting of targeted
evaporating temperature for
cooling operation.
2. 0 8
Auto
6°C (42.8°F)
7°C (44.6°F)
8°C(46.4°F)
9°C(48.2°F)
10°C (50.0°F)
11°C (51.8°F)
0
2
3
4
5
6
7
9
Tc setting Used to make setting of targeted
condensing temperature for
heating
operation.
2. 0 9
Auto
41°C (105.8°F)
43°C (109.4°F)
46°C (114.8°F)
0
1
3
6
12
External low
noise setting/
demand setting
Used to receive external low noise
or
demand signal.
2. 1 2
Input LNO/DE
OFF
ON
0
1
13
AIRNET
address
Used to set address of AIRNET
2. 1 3
Address:
0 ~
63
6
0
3
16 Heat pump
lockout 1
Used for heat pump lockout
2. 1 6
OFF
ON
0
1
18 High ESP
setting FAN
Fan high static pressure setting
2. 1 8
OFF
ON
0
1
20
Additional
refrigerant
charge
Used to perform additional
refrigerant charging operation
(compressor operation).
2. 2 0
Refrigerant charging
OFF
ON
0
1
21
Refrigerant
recovery and
vacuuming
Used to set the system to
refrigerant recovery mode (without
compressor run).
2. 2 1
Refrigerant recovery
OFF
ON
0
1
22
Automatic night-
time low noise
operation
Automatic night-time low noise
operation.
Time for the operation is subject to
the start and end time settings.
2. 2 2
OFF
Level 1
Level 2
Level 3
0
1
2
3
25
External low
noise level
Low noise level when the external
low noise signal is input at option
DTA104A61.
2. 2 5
Level 1
Level 2
Level 3
1
2
3
26
Automatic night-
time low noise
operation start
Time to start automatic “night-time
low noise” operation. (“Night-time
low noise” level setting should also
be made.)
2. 2 6
About 8:00 PM
About 10:00 PM
About 12:00 AM
1
2
3
27
Automatic night-
time low noise
operation stop
Time to stop automatic “night-time
low noise” operation. (“Night-time
low noise” level setting should also
be made.)
2. 2 7
About 6:00 AM
About 7:00 AM
About 8:00 AM
1
2
3