Other Functions - Daikin CTX Series Service Manual

Main Functions

1.11 Other Functions

1.11.1 Signal Receiving Sign
When the indoor unit receives a signal from the remote controller, the unit emits a signal
receiving sound.
1.11.2 Indoor Unit ON/OFF Switch
Indoor unit ON/OFF switch is provided on the display of the unit.
 Press ON/OFF switch once to start operation. Press once again to stop it.
 ON/OFF switch is useful when the remote controller is missing or the battery has run out.
 The operation mode refers to the following table.
Forced Cooling Operation
Forced cooling operation can be started by pressing ON/OFF switch for 5 ~ 9 seconds while the
unit is not operating.
Refer to page 94 for details.
Note
Forced cooling operation will not be started if the ON/OFF switch is pressed for 10 seconds or
more.
1.11.3 Auto-restart Function
If a power failure (even a momentary one) occurs during the operation, the operation restarts
automatically in the same conditions as before when the power supply is restored to the
conditions prior to the power failure.
Note
It takes 3 minutes to restart the operation because 3-minute standby function is activated.
1.11.4 Hot-start function
In order to prevent the cold air blast that normally comes when heating is started, the
temperature of the heat exchanger of the indoor is detected, and either the airflow is stopped or
is made very weak thereby carrying out comfortable heating of the room.
Note
*
The cold air blast is also prevented using a similar control when the defrosting operation is
started or when the thermostat gets turned ON.
30
Operation mode
CTX AUTO
Temperature setting
25°C (77°F)
ON/OFF
switch
DAMA-SM-21-003
Airflow rate
Automatic
Functions and Control