AH/AY-X08CR
AH/AY-X10CR
AH/AY-X13CR
1-15Auto Restartinformed by the flashing number as well as the
When power failure occures, after power islighting pattern of the operation lamp which
recovered, the unit will automatically restart in theflashes with the timer lamp.(For details, refer to
same setting which were active before the powerError diagnostic method.)
failure.
AU-X08CR/10CR/13CR are not provided with
Operating mode (Cool, Heat, Dry)the heating function.
Temperature adjustment (within 2uC range)
automatic operation
2. OUTDOOR UNIT
Temperature setting
2-1 Defrost operation (AE-X08CR/X10CR/13CR)
Fan setting
(1) Overview
Air flow direction
Defrosting begins during heating if the conditions for
Power ON/OFF
compressor operation time and outdoor heat
Automatic operation mode setting
exchanger temperature are met.
Swing louver
When defrosting begins, the indoor and outdoor fans
Setting not memorizedstop. Defrosting stops when the temperature of the
Timer settingoutdoor heat exchanger goes above approximately
Full power setting5uC or defrosting time exceeds 13 minutes.
Defrost Defrost Defrost
1-16 Indoor/outdoor temperature display
mask timemask timemask time
Every time the Temperature check button is
pressed on the remote control, the display changes
in the order of indoor temperature outdoor
Heating
temperature no display. The temperature is
begins
displayed on the temperature indicator on the mainDefrostingDefrosting
unit to be referred to for energy saving.Max. 13 min.Max. 13 min.
(When the unit is not running, the display changes
2) Defrosting
between indoor temperature and no display.)Indoor
If the compressor operation time is more than 20
temperature is the temperature of the suction air
minutes in the heating mode and the outdoor air
measured by the room thermistor, and outdoor
temperature and outdoor heat exchange temperature
temperature is that measured by the outdoor
satisfy the defrosting conditions, the defrosting
temperature thermistor. When indoor temperature
operation is started.
is displayed, the indoor LED on the main unit is lit,
and when outdoor temperature is displayed, theWhen the outdoor sheat-exchanger temperature
outdoor LED is lit. For 90 seconds after thereaches approx. 5°C or above or when the defrosting
operation starts, - - is displayed instead of thetime exceeds 12 minutes, the defrosting operation is
actual outdoor temperature since it is still beingquit.
measured.Because of the effect of the exchanger,More than More than More than
the unit cannot confirm the exact indoor20 min.20 min.20 min.
temperature right after the operation is terminated.
Therefore, for one hour since the operation is
stopped, the indoor temperature immediately before
the operation is stopped is displayed. After over
one hour since it is stopped, the unit displays theHeating
actual room temperature at that point.operation
start
DefrostingDefrosting
1-17 Error diagnostic display
Max. 12 min.Max. 12 min.
(a) Indoor unit
(1) When an error is detected, all relays are(3) During defrosting
turned off. At the same time, the details of the
When defrosting begins, the compressor stops.
error are displayed by flashing the number
Approximately 1 minutes later, the compressor
corresponding to the type of the error. The
reactivates in the refrigeration cycle, and the outdoor
details can also be displayed by pressing down
heat exchanger is defrosted.
the emergency operation switch for 5 seconds
Each mode is as follows:
or more in the state of operation stop.However,
The outdoor fan is stopped
if the operation is continued only in the serial
open state and the state remains unchangedThe operating frequency is as shown in the table
after that, the main relay is turned off in 8below The indoor fan is stopped
minutes. In the serial short state, the error is
not displayed and the operation is continued. If(4) Defrost stop
the unit stays in the same state, the main relayWhen defrosting time exceeds 13 minutes When the
is turned off in 8 minutes. Although the error istemperature of the outdoor heat exchanger rises
not displayed, it is memorized and can be
above approximately 5uC Defrost stop is determined
displayed when it is recalled.
by either of the above conditions, and the compressor
(2) If the operation is stopped and the emergency
is stopped. At the same time, the outdoor fan go ON.
operation button is pressed down for 5 seconds
The compressor is reactivated in the heating cycle 1
or more, the self-diagnosis memory can be
minute after it was stopped, and normal control
recalled.
resumes.
(3) Details of self-diagnosis (error mode) are
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ACEC
