Daikin RXSQ24TAVJU, Service Manual, Page: 141 / 311

SiUS331708EA Field Settings from Outdoor Unit
Field Settings and Test Operation 128
2.11 Setting of Auxiliary Heater Control
To improve efficiency and lower install cost the auxiliary heater can be lockout based on outdoor temperature.
Auxiliary heater maximum allowable temperature
Auxiliary heater is allowed to energize when the outdoor air temperature is smaller than the auxiliary heater
maximum allowable temperature.
Auxiliary heater maximum allowable temperature release differential
Auxiliary heater is not allowed to energize when the outdoor air temperature is recovered by differential above
the auxiliary heater maximum allowable temperature.
No.
Setting item display
Setting condition display
Setting item
MODE
H1P
TEST
H2P
C/H selection
Low
noise
H6P
Demand
H7P
IND
H3P
Master
H4P
Slave
H5P
∗
Factory setting
50
Auxiliary
heater
maximum
allowable
temperature
k k k h h k h
–17.7°C (0°F)
k h h h h h h
–15°C (5°F)
k h h h h h k
–12.2°C (10°F)
k h h h h k h
–9.4°C (15°F)
k h h h h k k
–6.6°C (20°F)
k h h h k h h
–3.8°C (25°F)
k h h h k h k
–1.1°C (30°F)
k h h h k k h
1.6°C (35°F)
k h h h k k k
∗
4.4°C (40°F)
k h h k h h h
7.2°C (45°F)
k h h k h h k
10°C (50°F)
k h h k h k h
12.7°C (55°F)
k h h k h k k
15.5°C (60°F)
k h h k k h h
18.3°C (65°F)
k h h k k h k
Auxiliary heater
always not allowed
k h h k k k h
Auxiliary heater
always allowed
k h h k k k k
No.
Setting item display
Setting condition display
Setting item
MODE
H1P
TEST
H2P
C/H selection
Low
noise
H6P
Demand
H7P
IND
H3P
Master
H4P
Slave
H5P
∗
Factory setting
56
Auxiliary
heater
maximum
allowable
temperature
release
differential
k k k k h h h
2.8°C (5°F)
k h h h h h h
5.6°C (10°F)
k h h h h h k
∗
8.3°C (15°F)
k h h h h k h