Thermostat Control - Daikin E-Series Service Manual

SiENBE18-621
7.5

Thermostat Control

Thermostat control is based on the difference between the room temperature and the setpoint.
Thermostat OFF Condition
$ The temperature difference is in the zone A.
Thermostat ON Condition
$ The temperature difference is above the zone C after being in the zone A.
$ The system resumes from defrost control in any zones except A.
$ The operation turns on in any zones except A.
$ The monitoring time has passed while the temperature difference is in the zone B.
Cooling / Dry
Heating
Function
(Cooling / Dry : 10 minutes, Heating : 10 seconds)
C
B
A
A A
B B
C C
Room temperature - setpoint
ON ON
Cooling : –0.5°C
Dry : –0.5°C
Cooling : –2.0°C
Dry : –2.5~–2.0°C
OFF OFF
Room temperature - setpoint
OFF OFF
1.5°C
0°C
ON ON
Indoor Unit (RA Models)
(R4668)
(R4669)
89