Operation
For details, refer to the Operating Instructions attached to the optional Remote
NOTE
Controller.
Operation mode
Select from: HEAT
In FRESH AIR INTAKE MODE, select from: HEAT
Fan speed
High
/Medium
In FRESH AIR INTAKE MODE, Fan speed cannot be selected.
NOTE
In the case of FRESH AIR INTAKE MODE, please note the following.
It is recommended that the unit be set in automatic cooling and heating mode. (P.7)
The fan function of this unit supplies the outdoor air to the indoor space.
Group Control
Group control function is suitable for operating the
multiple air conditioners in a large single room.
Up to 8 units can be connected.
Operation of all indoor units in the same mode except
for airfl ow direction.
Use the indoor unit's temperature sensor.
Heating performance
Since this air conditioner utilizes outside air for heating,
its heating performance deteriorates as outside tempera-
ture decreases.
(Due to heat pump system)
→In that case, use another heating appliance.
Defrosting
This appliance may start defrosting operation to melt
frost formed in the outdoor unit.
1 Defrosting starts
speed becomes extremely slow).
→ "
" (STANDBY) appears.
2 Heating operation resumes after several
minutes
: The indoor unit fan remains stopped (or
it will run at a very slow speed) until the indoor heat
exchanger coil warms up suffi ciently.
→ " " (STANDBY) is shown.
3 Defrosting is complete
operation.
→ "
" (STANDBY) disappears.
6
/DRY /COOL
/FAN
/AUTO .
/Low
/Auto
Operation Mechanism
: The indoor unit fan stops (or the
: The indoor unit fan starts
/COOL
/FAN
/AUTO .
Outdoor unit
Remote controller
''DRY'' operation
Once the room temperature reaches the level that was
set, the outdoor unit repeats the cycle of turning on and
off automatically.
When the outdoor unit is turned off, the indoor unit fan
will stop, too.
(To prevent the humidity in the room from rising again)
When the room temperature is more likely to reach the
level that was set, the fan speed is set to ''breeze'' (light
wind) automatically.
''DRY'' operation is not possible if the outdoor tempera-
ture is 15 °C or less.
Should the power failure occurs while the
unit is running
When the unit automatically resumes operation after
temporary power failure, it uses the same settings before
the power was cut off.
Signal line