Daikin FTXS30HVJU, Service Manual

Page: 31 / 202

SiUS04-924 Main Functions
24 Function and Control
1.11 Other Functions
1.11.1 Hot Start Function
In order to prevent the cold air blast that normally comes when heating is started, the temperature
of the heat exchanger in the indoor unit is detected, and either the airflow stops or lowers to ensure
comfortable heating of the room.
*The cold air blast is also prevented using a similar control when the defrosting operation is started
or when the thermostat gets turned ON.
1.11.2 Signal Receiving Sign
When the indoor unit receives a signal from the remote controller, the unit emits a signal (beep)
receiving sound.
1.11.3 ON/OFF Button on Indoor Unit
An ON/OFF button is provided on the front panel of the unit. Use this button when the remote
controller is missing or if its battery is dead.
Every press of the button switches from ON to OFF or from OFF to ON.

Push this button once to start operation. Push once again to stop it.

This button is useful when the remote controller is missing.

The operation mode refers to the following table:
<Forced operation mode>
Forced operation mode is set by pressing the ON/OFF button for between 5 to 9 sec. while the unit
is not operating.
See page 41 for the detail of "Forced Operation Mode".
Note: When the ON/OFF button is pressed for 10 seconds. or more, the operation will be stopped.
1.11.4 Titanium Apatite Photocatalytic Air-Purifying Filter
This filter combines the Air Purifying Filter and Titanium Apatite Photocatalytic Deodorizing Filter in
a single highly effective unit. The filter traps microscopic particles, decomposes odors and even
deactivates bacteria and viruses. It lasts for 3 years without replacement if washed once every 6
months.
1.11.5 Air Filter (Prefilter)
The air filter material is permeated with a safe, odorless mold preventative to make the filter
virtually immune to mold.
1.11.6 Auto-restart Function
Even if a power failure (including one for just a moment) occurs during operation, it automatically
restarts in the mode existing prior to power failure as soon as power is restored.
(Note) It takes 3 minutes to restart the operation because the 3-minute standby function is
activated.
(R9311)
ON/OFF button
Mode Temperature setting Airflow rate
Heat Pump AUTO 77°F(25°C) AUTO