Correct Usage - Toshiba RAV-SM2242DT-E Owner's Manual

4

Correct usage

When you use the air conditioner for the first time or when you change the setting, follow the steps below. Settings
are saved in memory and are displayed anytime the unit is turned on 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
the leakage breaker.
• When you re-power the air conditioner after it has not been used for a long period, turn on the leakage breaker at
least 12 hours before starting the air conditioner. (This is required to turn on the compressor case heater for warming
in order to prevent overload on the compressor when activating the outdoor unit.)
TEMP. ON / OFF
3
TIMER SET FAN MODE
TIME SAVE VENT
FILTER
RESET TEST SET CL SWING/FIX UNIT LOUVER
Start
1
Push button.
The operation lamp illuminates, and the operation
starts.
2
Select an operation mode with the "
button.
One push of the button, and the display changes
in the order shown below.
Auto Heat Cool Fan
3
Select a desired set point by pushing the
"TEMP. " or "TEMP. " button.
11-EN
button.
button without turning off the main power switch and
Stop
Push button.
The operation lamp goes off, and the operation stops.
NOTE
1
Auto changeover
• When in Auto Mode, the unit selects the operating
2
mode (cooling, heating or fan only) based on the user
selected set point temperature.
• If the Auto mode is uncomfortable, you can select the
desired conditions manually.
Cooling
• If there is a demand for cooling, unit will start
approximately 1 minute after mode is selected.
Heating
• If there is a demand for heating, unit will start
"
approximately 3 to 5 minutes after the mode is
selected.
• After the heating operation has stopped, fan may
continue to run for approx. 30 seconds.
• When the room temperature reaches the set
temperature, the outdoor unit stops and the indoor unit
will carry on fan operation.
During defrost operation, the fan stops so that cool air is
not discharged. (" " Pre-heat is displayed.)
When restarting the operation after stop
• When attempting to restart the unit immediately after
it was stopped, the unit can not start for approx.
3 minutes this is to protect the compressor.
8 °C operation (For object pre-heating)
(Available for Super Digital Inverter outdoor units)
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 according to the installation manual of the indoor unit.
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 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, Concealed Duct High
Static Pressure are connected in the same control group, the 8°C heating operation is not available.
• 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.
– 6 –
button.
button for at least four seconds.
button.
button.
button.
EN
12-EN