Dew Condensation Prevention Control - Daikin SkyAir GQI-Eco Series Service Manual

SiBE281013
When the following condition consists by mounting the adaptor for wiring PCB, the drain pump
is turned on.
3.1.6 Control when the Operation Mode is Set to "Auto"
Setting the operation mode to "Auto" with the remote controller, the unit is controlled regarding
the contents shown below.

3.1.7 Dew Condensation Prevention Control

When indoor unit humidity is high during the operation, the moving range of louvers is limited.
The operation of louvers while this control is activated is as shown below.
In cooling and dry operation, the following control is carried out in order to prevent dew
condensation when the horizontal blade blows air downward.
Starting condition
&
Function and Control
Heating
Drain pump
Float switch
(Suction air temperature - Set temperature by remote controller) ˚C
-7 -6
Thermo.ON
Thermo.OFF
Thermo.ON
Thermo.OFF
-7 -6
(Suction air temperature - Set temperature by remote controller) ˚C
FCQG
Dew condensation prevention
control is cancelled.
Indoor unit
P0
P1
P2
P4 P3
AIR
Position of louvers
(when viewed from horizontal direction)
FHQG
(
• Horizontal blade is set to downward flow (P3 or P4)
• Cooling operation (compressor operation) continues for 30 minutes.
ON
OFF
ON
OFF
-5 -4 -3 -2 -1
Display switch
Cooling→Heating
-5 -4 -3 -2 -1
Relative humidity is high
Relative humidity is low
Setting of louvers
P0
P1
P2
P3
P4
Swing
Function Details
5 min. 5 sec.
±0 +1 +2 +3 +4
Display switch
Heating→Cooling
±0 +1 +2 +3 +4
Dew condensation prevention
control is activated.
Dew Condensation Prevention
Control
Cancelled Activated
P0
P1
P2
P3
P4
P0~P4
+5 +6
+5 +6
P1
P1
P2
P3
P4
P1~P4
31