Service manual

Main Functions SiENBE12-522A
88 Function and Control
1.6 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 : 10 minutes, Heating : 10 seconds)
Cooling / Dry
Heating
B
A
OFF
ON
C
Cooling : -0.5˚C
Dry : -0.5˚C
Room temperature - setpoint
Cooling : -2.0˚C
Dry : -2.5~-2.0˚C
(R4668)
B
A
OFF
ON
C
1.5˚C
Room temperature - setpoint
0˚C
(R4669)