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2
PROGRAMMING TIMER
Press the PROGRAMMING TIMER button
and set the time for stopping or starting the
air conditioner.
When this button is pressed, the
time advances by 1 hour.
When this button is pressed, the
time goes backward by 1 hour.
• Keep pressing the button to change the
setting time continuously.
• The timer can be programmed a maximum
of 72 hours.
3
TIMER RESERVE
Press the TIMER RESERVE button.
The timer setting procedure ends.
The display changes from flashing light to a
constant light.
• Make sure that the receiving tone of the
indoor unit makes a beeping sound.
If the receiving tone does not sound, cancel
the timer according to the steps below, and
then set the timer following steps 1 to 3
above again.
Cancelling the timer
1
ON/OFF TIMER
When the on TIMER MODE ON/OFF button
is pressed, the screen display flashes as
described below.
For the off timer .... " OFF"
For the on timer .... " ON"
2
TIMER CANCEL
When the TIMER CANCEL button is pressed,
the timer setting that is blinking is cancelled.
• Check that the indoor unit's receiving tone
beeps twice. If the receiving tone does not
sound, select the timer you want to cancel
again, and then cancel it.
11
For example.
NOTE
• After the timer is programmed, the display
shows the remaining time.
Switching operations on VRV system
In the case of VRV system, the COOL/HEAT
CHANGEOVER REMOTE CONTROL SWITCH
may be provided for the outdoor unit (or BS unit) to
allow temperature adjustment (cooling and heating)
and FAN OPERATION to be switched for all indoor
units at once. (Refer to A on page 11)
In systems where the COOL/HEAT CHANGEOVER
REMOTE CONTROL SWITCH is not provided, the
privilege to activate cool/heat operations for all
indoor units can be assigned to a single indoor unit,
allowing cooling and heating operations to be
managed centrally. (Refer to B on page 12)
A. When the COOL/HEAT CHANGEOVER
REMOTE CONTROL SWITCH is provided
Set the COOL/HEAT CHANGEOVER
REMOTE CONTROL SWITCH according to
the table below before switching operations
using the wireless remote controller.
Outdoor unit
Indoor unit
COOL/HEAT CHANGEOVER REMOTE CONTROL SWITCH
Outdoor unit
BS unit
Indoor unit
COOL/HEAT CHANGEOVER REMOTE CONTROL SWITCH
COOL/HEAT CHANGEOVER
REMOTE CONTROL SWITCH
When the timer is
programmed to stop the
system after 3 hours and
start the air conditioner
after 4 hours, the air
conditioner will stop after 3
hours and then 1 hour later
the air conditioner will start.
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