AY-M09AE
AE-M18AE
2-4Fan only operation5. Preheat air flow
The indoor fan motor always turns on.This function is intended to prevent cold air from being
discharged when the heating operation starts or when
3. Fan speeddefrosting.
Fan speeds are given by the indoor fan motor,When the indoor pipe temperature is below 29uC at the
"H", OM�, OL� and OUL� which are available in thebegining of the heat operation or after defrosting, the
following operation mode.indoor fan motor stays.
When the indoor pipe temperature gets higher than
Table Y-329uC, the fan motor is turned on at speed OUL� after
compensation of starting.
FAN Switch HEATCOOLFAN ONLY
HIGHHMMWhen the indoor pipe temperature exceeds 35uC, the
LOWMLLspecified fan speed is restored. When the indoor pipe
SOFTLULULtemperature falls below 30uC, the fan speed shifts
down to OUL�. And, when the indoor pipe temperature
4. Hot-Keepfalls below 24uC, the fan motor turns off. Then, over
This function automatically controls the on-off operation29uC , it turns on again at speed OUL�.
of the indoor fan motor in accordance with the on-off
operation of the compressor during the heating
operation, thereby preventing the air conditioner from35
delivering a cold air when the compressor is off.
When the room temperature exceeds the thermostat
line OH1�, the compressor is turned off, and the indoor
30
fan motor is turned off after rotating at OUL� for 3029
seconds.
3 minutes after turning off the compressor, the24
compressor is turned on for 3 minutes. (below
Pipe temperature(uC)
thermostat line H01). While over H01, the compressor
OFF
is off.ULPresetULOFF UL
Fan speed
At 10 seconds after turning on the compressor, the
indoor fan motor is turned on.
Figure Y-8
The next compressor OFF time is for 3, 8 or 15 minutes
according to the room temperature (the time increases
6. Overheating protection system
with a rise of room temperature) when 3 minutes
When overloading occurs during the heating operation,
elapse after turning on the compessor (the compressor
this system controls the outdoor fan motor according to
is off when compressor OFF time is 15 minutes).
the indoor pipe temperature to prevent the overloading
of the compressor and restrain the rise in high pressure.
3 min.3 or 8 or 15min.
When the indoor pipe temperature exceeds 53uC, the3 min.(Notes)
(Notes)
outdoor fan motor is turned off, and when the indoor
ON
Compressorpipe temperature falls 48uC, the outdoor fan motor
turns on.OFF
If 3 minutes elapse after turning off outdoor fan motor,
ON
ULULthe outdoor fan motor is turned on, when the indoor
Indoor
fan motorpipe falls 53uC.
OFF
30sec.30sec.
10sec.10sec.
Thermo offOFFOFFONtime
53uC53uC
Notes: Compressor is off when compressor OFF time is 15 minutes.
ON
Figure Y-748uC48uC
In the case of turn off
In the case of turn off
time is within 3 minutestime is over 3 minutes
Figure Y-8
15 |