Inverter Powerful Operation; Other Functions - Daikin CTXS09GVJU Service Manual

SiUS12-814

1.10 Inverter POWERFUL Operation

Outline
In order to utilize the cooling and heating capacity to full extent, operate the air conditioner by
increasing the indoor fan rotating speed and the compressor frequency.
Details of the When the POWERFUL button is pushed in each operation mode, the fan speed / setting
Control temperature will be converted to the following states in a period of twenty minutes.
Operation mode
Cooling
Dry
Heating
Fan
Automatic
Ex.) : POWERFUL operation in cooling mode.
Target temp.
Set temp.
POWERFUL ON
POWERFUL OFF
Fan
Set tap

1.11 Other Functions

1.11.1 Hot Start Function
Heat Pump Only
In order to prevent the cold air blast that normally comes when heating is started, the temperature
of the heat exchanger of the indoor unit is detected, and either the airflow is stopped or diminished
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 gis turned ON.
1.11.2 Signal Receiving Sign
When the indoor unit receives a signal from the remote controller, the unit emits a signal receiving
sound.
1.11.3 ON/OFF Button on Indoor Unit
An ON/OFF switch is provided on the front panel of the unit. Use this switch when the remote
controller is missing or if its battery has run out.
Every press of the switch changes from Operation to Stop or from Stop to Operation
Function and Control
Dry rotating speed +
Same as cooling /heating
in POWERFUL operation
It should be the lower limit of cooling temperature.
64˚F
90rpm
H tap
Fan speed Target set temperature
H tap + 90 rpm
Normally targeted
50 rpm temperature in dry
operation; Approx. -Δ3.6°F
H tap + 90 rpm
H tap + 90 rpm
The target is kept
20min.
Main Functions
64°F
86°F
—
unchanged
It counts 20 min. also in the remote controller.
Ending condition: "or" in 1 to 3
1. After the lapse of 20 minutes.
2. Stop
3. POWERFUL operation is OFF.
(R4575)
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