Correct Usage - Toshiba RAV-SM304SDT-E Owner's Manual

4

Correct usage

When you use the air conditioner for the first time or when you change the SET DATA value, follow the procedure below. From
the next time, the operation displayed on the remote controller will start by pushing the
 Preparation
Turn on the main power switch and/or the leakage breaker.
• When the power supply is turned on, a partition line is displayed on the display part of the remote controller.
• After the power supply is turned on, the remote controller does not accept an operation for approx. 1 minute, but it is not a
failure.
REQUIREMENT
• While using the air conditioner, operate it only with
breaker.
• When you use the air conditioner after it has not been used for a long period, turn on the leakage breaker at least 12 hours
before starting operation.
TEMP. ON / OFF
4
TIMER SET FAN MODE
TIME SAVE VENT
FILTER
RESET TEST SET CL SWING/FIX UNIT LOUVER
Start
1
Push button.
The operation lamp goes on, and the operation starts.
2
Select an operation mode with the "MODE
button.
One push of the button, and the display changes in the
order shown as follows.
AUTO HEAT DRY COOL
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button only.
button without turning off the main power switch and the leak
3
Select air volume with " " button.
One push of the button, and the display changes in the
order shown as follows.
AUTO HIGH MED.
1
• When air volume is " AUTO", air volume differs
3
according to the room temperature.
2
• In heating operation, if the room temperature is not
heated sufficiently with VOLUME "
operation, select " MED." or "
operation.
• The temperature sensor senses temperature near the
suction air port of the indoor unit, which differs from
the room temperature depending on the installation
condition.
A value of setting temperature is the measure of room
temperature.
("AUTO " is not selectable in the FAN mode.)
"
4
Determine the set up temperature by pushing the
"TEMP. " or "TEMP. " button.
Stop
1
Push button.
FAN
The operation lamp goes off, and the operation stops.
In case of automatic operation (Auto Changeover)
• Because of some settings change, it will automatically select either cooling, heating, or fan only operation depending on the
indoor temperature.
• If the Auto mode is uncomfortable, you can select the desired conditions manually.
In case of cooling
• Start the cooling operation after approx. 1 minute.
In case of heating
• The heating operation mode is selected in accordance with the room temperature and operation starts after approximately 3
to 5 minutes.
• After the heating operation has stopped, FAN operation may continue for approx. 30 seconds.
• When the room temperature reaches the set temperature and the outdoor unit stops, the super low wind is discharged and
the air volume decreases excessively.
During defrost operation, the fan stops so that cool air is not discharged. ("HEAT READY
• When the room temperature has reached the set temperature while the outdoor unit is stopping, the indoor unit discharges
wind with a very small air volume.
NOTE
When restarting the operation after stop
When restarting the operation immediately after stop, the air conditioner does not operate for approx. 3 minutes to protect the
machine.
LOW
 8°C OPERATION (For object pre-heating)
(RAV-SP***4AT / RAV-SM***4AT) only)
The air conditioner can control the heating temperature to about 8°C in the heating mode.
The 8°C heating operation requires settings with the wired remote controller. Ask the installer or dealer for the settings
LOW"
according to the installation manual of the indoor unit.
HIGH"
Start
1
Set the displayed temperature to 18°C in the heating mode by pushing TEMP.
2
Set the displayed temperature to 8°C by pushing TEMP.
Stop
1
Set the displayed temperature to 18°C by pushing TEMP.
The air conditioner returns to the normal HEAT mode. Select a desired temperature and operation mode.
NOTE
• The discharged air temperature is lower than that in the normal heating operation.
• The room temperature may not be heated evenly depending on the remote controller installation location.
• The room temperature may not reach 8°C depending on the room size or the installation conditions.
• The air volume setting is available during the 8°C heating operation.
The 8°C heating operation is cancelled in the following cases.
• When operation is stopped with
• When another operation mode is selected with
• When temperature setting or operation mode is changed or operation is started/stopped by the wireless remote
controller or the central control remote controller.
• If one or more models other than the 4-way air discharge cassette type (4 series), slim duct are connected in the same
control group, the 8°C heating operation is not available.
• This function is not available for SM56 that has 2-series outdoor unit.
• When you use this operation mode, observe proper operating hours and we recommend that you ask service staff for
periodic maintenance of the air conditioner.
– 30 –
" is displayed.)
(SDI series 4 and DI series 4
button.
button for at least four seconds.
button.
button
button
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