Daikin Aurora Series Service Manual page 143

SiUS341802E
[2-35]: Height difference setting
Default value: 1
In case the outdoor unit is installed in the lowest position (indoor units are installed on a higher position
than outdoor units) and the height difference between the highest indoor unit and the outdoor unit
exceeds 40 m (131 ft), the setting [2-35] should be changed to 0.
[2-37]: Heat pump lockout 2
Heat pump is locked out when this setting and an external input to ABC terminal are made.
0 (default)
Mode
Mode 1
Mode 2
(∗1)
Mode 3
Mode 4
Mode 5
Mode 6
∗1. For a heater which does not need airflow
∗2. Depends on the indoor unit field setting 12(22)-3.
Field Settings and Test Operation
Value
[2-37]
1
2
3
4
5
6
Description
Lockout is controlled by
an external input to ABC
terminal
Lockout is controlled by
the outdoor temperature
and setpoint which is
configured by the setting
[2-78] and [2-79]
Heat pump lockout 2
OFF
Mode 1
Mode 2
Mode 3
Mode 4
Mode 5
Mode 6
Shorted
Field setting
between
A-C
2-37: Mode 1
B-C
A-C
2-37: Mode 2
B-C
2-37: Mode 3
2-37: Mode 4
2-37: Mode 5
2-37: Mode 6
Field Setting from Outdoor Unit
Actions
Heating Thermo-on Heating Thermo-off
Heater Fan Heater
ON (H/L)
ON
LL
OFF
Same as 2-37: Mode 1, A-C shorted
Same as 2-37: Mode 1, B-C shorted
Same as 2-37: Mode 2, A-C shorted
Same as 2-37: Mode 2, B-C shorted
Fan
LL (∗2)
OFF
OFF
LL (∗2)
OFF
130