Program Dry Function - Daikin CTXU25G2V1B Service Manual

SiBE12-908
1.4

Program Dry Function

Program dry function removes humidity while preventing the room temperature from lowering.
Since the microcomputer controls both the temperature and airflow volume, the temperature
adjustment and fan adjustment buttons are inoperable in this mode.
In Case of The microcomputer automatically sets the temperature and fan settings. The difference
between the room temperature at startup and the temperature set by the microcomputer is
Inverter Units
divided into two zones. Then, the unit operates in the dry mode with an appropriate capacity for
each zone to maintain the temperature and humidity at a comfortable level.
Function and Control
Room temperature at
startup
24ºC or more
Room temperature at
23.5ºC
18ºC
17.5ºC
Zone B
Y
Zone A = Thermostat OFF
Set temperature Thermostat OFF point
X
startup
18ºC
Zone C = Thermostat ON
Main Functions
Thermostat ON point
Y
X
–
X 2.5ºC
Y + 0.5ºC (zone B)
continues for 10 min.
X
–
X 2.0ºC
Y + 0.5ºC (zone B)
continues for 10 min.
–
X 0.5ºC = 17.5ºC
–
X 2.0ºC
Y + 0.5ºC (zone B)
continues for 10 min.
Z
Zone B
+0.5ºC
(R6841)
Z
–
0.5ºC
or
–
0.5ºC
or
or
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